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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Description of key information

Skin Irritation:

The dermal irritation potential of Geranyl propionate was estimated using OECD QSAR toolbox v3.4 with logPow as the primary descriptor.

Geranyl propionate was estimated to be not irritating to the skin of New Zealand White rabbits.

Based on the estimated results, Geranyl propionate can be considered to be not irritating to skin and can be classified under the category “Not Classified” as per CLP regulation.

Eye Irritation:

The ocular irritation potential of Geranyl propionate was estimated using OECD QSAR toolbox v3.4 with logPow as the primary descriptor.

Geranyl propionate was estimated to be not irritating to the eyes of New Zealand White rabbits.

Based on the estimated results, Geranyl propionate can be considered to be not irritating to eyes and can be classified under the category “Not Classified” as per CLP regulation.

Key value for chemical safety assessment

Skin irritation / corrosion

Link to relevant study records
Reference
Endpoint:
skin irritation: in vivo
Type of information:
(Q)SAR
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with limited documentation / justification
Justification for type of information:
data is from OECD QSAR toolbox v3.4 and the QMRF report has been attached
Qualifier:
according to guideline
Guideline:
other: Estimated data
Principles of method if other than guideline:
Prediction was done using OECD QSAR toolbox v3.4
GLP compliance:
not specified
Specific details on test material used for the study:
- Name of test material : (2E)-3,7-dimethylocta-2,6-dien-1-yl propanoate
- common name : Geranyl propionate
- Molecular formula: C13H22O2
- Molecular weight: 210.3148 g/mol
- Smiles notation : CCC(=O)OC\C=C(/C)\CCC=C(C)C
- InChl : 1S/C13H22O2/c1-5-13(14)15-10-9-12(4)8-6-7-11(2)3/h7,9H,5-6,8,10H2,1-4H3/b12-9+
- Substance type: Organic
- Physical state: Liquid
Species:
rabbit
Strain:
New Zealand White
Details on test animals or test system and environmental conditions:
no data available
Type of coverage:
semiocclusive
Preparation of test site:
abraded
Vehicle:
not specified
Controls:
not specified
Amount / concentration applied:
no data available
Duration of treatment / exposure:
4 hours
Observation period:
3 days
Number of animals:
6
Details on study design:
no data available
Other effects / acceptance of results:
no data available
Irritation parameter:
overall irritation score
Basis:
mean
Time point:
72 h
Reversibility:
not specified
Remarks on result:
no indication of irritation
Irritant / corrosive response data:
No signs of irritation observed

Estimation method: Takes mode value from the 5 nearest neighbours
Domain  logical expression:Result: In Domain

((((((((((((("a" or "b" or "c" or "d" )  and ("e" and ( not "f") )  )  and ("g" and ( not "h") )  )  and ("i" and ( not "j") )  )  and "k" )  and "l" )  and ("m" and ( not "n") )  )  and ("o" and ( not "p") )  )  and ("q" and ( not "r") )  )  and ("s" and ( not "t") )  )  and ("u" and ( not "v") )  )  and ("w" and ( not "x") )  )  and ("y" and "z" )  )

Domain logical expression index: "a"

Referential boundary: The target chemical should be classified as Esters (Acute toxicity) by US-EPA New Chemical Categories

Domain logical expression index: "b"

Referential boundary: The target chemical should be classified as SN2 AND SN2 >> SN2 Reaction at a sp3 carbon atom AND SN2 >> SN2 Reaction at a sp3 carbon atom >> Activated alkyl esters and thioesters  by Protein binding by OASIS v1.4

Domain logical expression index: "c"

Referential boundary: The target chemical should be classified as SN2 AND SN2 >> SN2 reaction at sp3 carbon atom AND SN2 >> SN2 reaction at sp3 carbon atom >> Allyl acetates and related chemicals by Protein binding by OECD

Domain logical expression index: "d"

Referential boundary: The target chemical should be classified as Esters AND Vinyl/Allyl Esters by Aquatic toxicity classification by ECOSAR

Domain logical expression index: "e"

Referential boundary: The target chemical should be classified as No alert found by DNA binding by OASIS v.1.4

Domain logical expression index: "f"

Referential boundary: The target chemical should be classified as AN2 OR AN2 >>  Michael-type addition, quinoid structures OR AN2 >>  Michael-type addition, quinoid structures >> Quinoneimines OR AN2 >> Michael-type conjugate addition to activated alkene derivatives OR AN2 >> Michael-type conjugate addition to activated alkene derivatives >> Alpha-Beta Conjugated Alkene Derivatives with Geminal Electron-Withdrawing Groups OR AN2 >> Nucleophilic addition to alpha, beta-unsaturated carbonyl compounds OR AN2 >> Nucleophilic addition to alpha, beta-unsaturated carbonyl compounds >> Alpha, Beta-Unsaturated Aldehydes OR AN2 >> Schiff base formation OR AN2 >> Schiff base formation >> Alpha, Beta-Unsaturated Aldehydes OR AN2 >> Schiff base formation >> Dicarbonyl compounds OR AN2 >> Schiff base formation by aldehyde formed after metabolic activation OR AN2 >> Schiff base formation by aldehyde formed after metabolic activation >> Geminal Polyhaloalkane Derivatives OR AN2 >> Shiff base formation after aldehyde release OR AN2 >> Shiff base formation after aldehyde release >> Specific Acetate Esters OR AN2 >> Shiff base formation for aldehydes OR AN2 >> Shiff base formation for aldehydes >> Haloalkane Derivatives with Labile Halogen OR Non-covalent interaction OR Non-covalent interaction >> DNA intercalation OR Non-covalent interaction >> DNA intercalation >> DNA Intercalators with Carboxamide and Aminoalkylamine Side Chain OR Radical OR Radical >> Radical mechanism via ROS formation (indirect) OR Radical >> Radical mechanism via ROS formation (indirect) >> Geminal Polyhaloalkane Derivatives OR Radical >> Radical mechanism via ROS formation (indirect) >> Nitroarenes with Other Active Groups OR Radical >> Radical mechanism via ROS formation (indirect) >> Nitrophenols, Nitrophenyl Ethers and Nitrobenzoic Acids OR Radical >> Radical mechanism via ROS formation (indirect) >> Single-Ring Substituted Primary Aromatic Amines OR Radical >> Radical mechanism via ROS formation (indirect) >> Thiols OR Radical >> ROS formation after GSH depletion (indirect) OR Radical >> ROS formation after GSH depletion (indirect) >> Quinoneimines OR SN1 OR SN1 >> Carbenium ion formation OR SN1 >> Carbenium ion formation >> Alpha-Haloethers OR SN1 >> Nucleophilic attack after carbenium ion formation OR SN1 >> Nucleophilic attack after carbenium ion formation >> Specific Acetate Esters OR SN1 >> Nucleophilic attack after diazonium or carbenium ion formation OR SN1 >> Nucleophilic attack after diazonium or carbenium ion formation >> Nitroarenes with Other Active Groups OR SN1 >> Nucleophilic attack after nitrenium ion formation OR SN1 >> Nucleophilic attack after nitrenium ion formation >> Single-Ring Substituted Primary Aromatic Amines OR SN1 >> Nucleophilic attack after reduction and nitrenium ion formation OR SN1 >> Nucleophilic attack after reduction and nitrenium ion formation >> Nitroarenes with Other Active Groups OR SN1 >> Nucleophilic attack after reduction and nitrenium ion formation >> Nitrophenols, Nitrophenyl Ethers and Nitrobenzoic Acids OR SN2 OR SN2 >> Acylation OR SN2 >> Acylation >> Specific Acetate Esters OR SN2 >> Acylation involving a leaving group  OR SN2 >> Acylation involving a leaving group  >> Haloalkane Derivatives with Labile Halogen OR SN2 >> Acylation involving a leaving group after metabolic activation OR SN2 >> Acylation involving a leaving group after metabolic activation >> Geminal Polyhaloalkane Derivatives OR SN2 >> Alkylation OR SN2 >> Alkylation >> Alkylphosphates, Alkylthiophosphates and Alkylphosphonates OR SN2 >> Alkylation, direct acting epoxides and related OR SN2 >> Alkylation, direct acting epoxides and related >> Epoxides and Aziridines OR SN2 >> Alkylation, nucleophilic substitution at sp3-carbon atom OR SN2 >> Alkylation, nucleophilic substitution at sp3-carbon atom >> Haloalkane Derivatives with Labile Halogen OR SN2 >> Alkylation, nucleophilic substitution at sp3-carbon atom >> Sulfonates and Sulfates OR SN2 >> Direct acting epoxides formed after metabolic activation OR SN2 >> Direct acting epoxides formed after metabolic activation >> Quinoline Derivatives OR SN2 >> Nucleophilic substitution at sp3 Carbon atom OR SN2 >> Nucleophilic substitution at sp3 Carbon atom >> Specific Acetate Esters OR SN2 >> Nucleophilic substitution at sp3 carbon atom after thiol (glutathione) conjugation OR SN2 >> Nucleophilic substitution at sp3 carbon atom after thiol (glutathione) conjugation >> Geminal Polyhaloalkane Derivatives OR SN2 >> SN2 at an activated carbon atom OR SN2 >> SN2 at an activated carbon atom >> Quinoline Derivatives OR SN2 >> SN2 at sp3-carbon atom OR SN2 >> SN2 at sp3-carbon atom >> Alpha-Haloethers OR SN2 >> SN2 attack on activated carbon Csp3 or Csp2 OR SN2 >> SN2 attack on activated carbon Csp3 or Csp2 >> Nitroarenes with Other Active Groups by DNA binding by OASIS v.1.4

Domain logical expression index: "g"

Referential boundary: The target chemical should be classified as Non binder, non cyclic structure by Estrogen Receptor Binding

Domain logical expression index: "h"

Referential boundary: The target chemical should be classified as Moderate binder, OH grooup OR Non binder, impaired OH or NH2 group OR Non binder, MW>500 OR Non binder, without OH or NH2 group OR Strong binder, OH group OR Weak binder, OH group by Estrogen Receptor Binding

Domain logical expression index: "i"

Referential boundary: The target chemical should be classified as Not possible to classify according to these rules (GSH) by Protein binding potency

Domain logical expression index: "j"

Referential boundary: The target chemical should be classified as Extremely reactive (GSH) OR Extremely reactive (GSH) >> Vinylene dicarboxylates (MA) OR Highly reactive (GSH) OR Highly reactive (GSH) >> Acrylates (MA) OR Highly reactive (GSH) >> Dialkyl chloromalonates (SN2) OR Highly reactive (GSH) >> Furamates (MA) OR Highly reactive (GSH) >> Miscellaneous Alkyl 2-halo alkenoates (SN2) OR Moderately reactive (GSH) OR Moderately reactive (GSH) >> Alkyl 2-alkenoates (MA) OR Moderately reactive (GSH) >> Alkyl 2-bromoalkanoates (SN2) OR Slightly reactive (GSH) OR Slightly reactive (GSH) >> 2-Alkenyl carbonitriles (MA) OR Slightly reactive (GSH) >> Methacrylates (MA) by Protein binding potency

Domain logical expression index: "k"

Referential boundary: The target chemical should be classified as No superfragment by Superfragments ONLY

Domain logical expression index: "l"

Referential boundary: The target chemical should be classified as Class 3 (unspecific reactivity) by Acute aquatic toxicity classification by Verhaar (Modified) ONLY

Domain logical expression index: "m"

Referential boundary: The target chemical should be classified as Inclusion rules not met by Skin irritation/corrosion Inclusion rules by BfR

Domain logical expression index: "n"

Referential boundary: The target chemical should be classified as Acid anhydrides OR Esters including acrylic and methacrylic esters OR Ketones by Skin irritation/corrosion Inclusion rules by BfR

Domain logical expression index: "o"

Referential boundary: The target chemical should be classified as (!Undefined)Group All Lipid Solubility < 0.01 g/kg AND (!Undefined)Group C Surface Tension > 62 mN/m by Skin irritation/corrosion Exclusion rules by BfR

Domain logical expression index: "p"

Referential boundary: The target chemical should be classified as (!Undefined)Group CN Lipid Solubility < 0.4 g/kg OR Group C Melting Point > 55 C OR Group C Molecular Weight > 350 g/mol OR Group C Vapour Pressure < 0.0001 Pa OR Group CN Aqueous Solubility < 0.1 g/L by Skin irritation/corrosion Exclusion rules by BfR

Domain logical expression index: "q"

Referential boundary: The target chemical should be classified as Non-Metals by Groups of elements

Domain logical expression index: "r"

Referential boundary: The target chemical should be classified as Halogens by Groups of elements

Domain logical expression index: "s"

Referential boundary: The target chemical should be classified as Alkene AND Allyl AND Carboxylic acid ester AND Terpenes by Organic Functional groups

Domain logical expression index: "t"

Referential boundary: The target chemical should be classified as Alcohol by Organic Functional groups

Domain logical expression index: "u"

Referential boundary: The target chemical should be classified as Alkene AND Allyl AND Carboxylic acid ester AND Terpenes by Organic Functional groups

Domain logical expression index: "v"

Referential boundary: The target chemical should be classified as Ether OR Isopropyl by Organic Functional groups

Domain logical expression index: "w"

Referential boundary: The target chemical should be classified as Aliphatic Carbon [CH] AND Aliphatic Carbon [-CH2-] AND Aliphatic Carbon [-CH3] AND Carbonyl, aliphatic attach [-C(=O)-] AND Ester, aliphatic attach [-C(=O)O] AND Miscellaneous sulfide (=S) or oxide (=O) AND Olefinic carbon [=CH- or =C<] by Organic functional groups (US EPA)

Domain logical expression index: "x"

Referential boundary: The target chemical should be classified as Tertiary Carbon by Organic functional groups (US EPA)

Domain logical expression index: "y"

Parametric boundary:The target chemical should have a value of log Kow which is >= 3.67

Domain logical expression index: "z"

Parametric boundary:The target chemical should have a value of log Kow which is <= 5.64

Interpretation of results:
other: not irritating
Conclusions:
Geranyl propionate was estimated to be not irritating to the skin of New Zealand White rabbits.
Executive summary:

The dermal irritation potential of Geranyl propionate was estimated using OECD QSAR toolbox v3.4 with logPow as the primary descriptor.

Geranyl propionate was estimated to be not irritating to the skin of New Zealand White rabbits.

Based on the estimated results, Geranyl propionate can be considered to be not irritating to skin and can be classified under the category “Not Classified” as per CLP regulation.

Endpoint conclusion
Endpoint conclusion:
no adverse effect observed (not irritating)

Eye irritation

Link to relevant study records
Reference
Endpoint:
eye irritation: in vivo
Type of information:
(Q)SAR
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with limited documentation / justification
Justification for type of information:
data is from OECD QSAR toolbox v3.4 and the QMRF report has been attached
Qualifier:
according to guideline
Guideline:
other: estimated data
Principles of method if other than guideline:
Prediction was done using OECD QSAR toolbox v3.4
GLP compliance:
not specified
Specific details on test material used for the study:
- Name of test material : (2E)-3,7-dimethylocta-2,6-dien-1-yl propanoate
- common name : Geranyl propionate
- Molecular formula: C13H22O2
- Molecular weight: 210.3148 g/mol
- Smiles notation : CCC(=O)OC\C=C(/C)\CCC=C(C)C
- InChl : 1S/C13H22O2/c1-5-13(14)15-10-9-12(4)8-6-7-11(2)3/h7,9H,5-6,8,10H2,1-4H3/b12-9+
- Substance type: Organic
- Physical state: Liquid
Species:
rabbit
Strain:
New Zealand White
Details on test animals or tissues and environmental conditions:
no data available
Vehicle:
not specified
Controls:
not specified
Amount / concentration applied:
0.1ml
Duration of treatment / exposure:
4 hours
Observation period (in vivo):
72 hours
Duration of post- treatment incubation (in vitro):
no data available
Number of animals or in vitro replicates:
6
Details on study design:
no data available
Irritation parameter:
overall irritation score
Basis:
mean
Time point:
72 h
Reversibility:
not specified
Remarks on result:
no indication of irritation
Irritant / corrosive response data:
No signs of irritation observed

Estimation method: Takes mode value from the 6 nearest neighbours
Domain  logical expression:Result: In Domain

((((((((((((((("a" or "b" or "c" or "d" )  and ("e" and ( not "f") )  )  and ("g" and ( not "h") )  )  and ("i" and ( not "j") )  )  and ("k" and ( not "l") )  )  and "m" )  and ("n" and ( not "o") )  )  and ("p" and ( not "q") )  )  and ("r" and ( not "s") )  )  and ("t" and ( not "u") )  )  and ("v" and ( not "w") )  )  and ("x" and ( not "y") )  )  and ("z" and ( not "aa") )  )  and "ab" )  and ("ac" and "ad" )  )

Domain logical expression index: "a"

Referential boundary: The target chemical should be classified as Esters (Acute toxicity) by US-EPA New Chemical Categories

Domain logical expression index: "b"

Referential boundary: The target chemical should be classified as SN2 AND SN2 >> SN2 Reaction at a sp3 carbon atom AND SN2 >> SN2 Reaction at a sp3 carbon atom >> Activated alkyl esters and thioesters  by Protein binding by OASIS v1.4

Domain logical expression index: "c"

Referential boundary: The target chemical should be classified as SN2 AND SN2 >> SN2 reaction at sp3 carbon atom AND SN2 >> SN2 reaction at sp3 carbon atom >> Allyl acetates and related chemicals by Protein binding by OECD

Domain logical expression index: "d"

Referential boundary: The target chemical should be classified as Esters AND Vinyl/Allyl Esters by Aquatic toxicity classification by ECOSAR

Domain logical expression index: "e"

Referential boundary: The target chemical should be classified as No alert found by DNA binding by OASIS v.1.4

Domain logical expression index: "f"

Referential boundary: The target chemical should be classified as AN2 OR AN2 >>  Michael-type addition, quinoid structures OR AN2 >>  Michael-type addition, quinoid structures >> Quinoneimines OR AN2 >> Michael-type conjugate addition to activated alkene derivatives OR AN2 >> Michael-type conjugate addition to activated alkene derivatives >> Alpha-Beta Conjugated Alkene Derivatives with Geminal Electron-Withdrawing Groups OR AN2 >> Nucleophilic addition to alpha, beta-unsaturated carbonyl compounds OR AN2 >> Nucleophilic addition to alpha, beta-unsaturated carbonyl compounds >> Alpha, Beta-Unsaturated Aldehydes OR AN2 >> Schiff base formation OR AN2 >> Schiff base formation >> Alpha, Beta-Unsaturated Aldehydes OR AN2 >> Schiff base formation by aldehyde formed after metabolic activation OR AN2 >> Schiff base formation by aldehyde formed after metabolic activation >> Geminal Polyhaloalkane Derivatives OR AN2 >> Shiff base formation after aldehyde release OR AN2 >> Shiff base formation after aldehyde release >> Specific Acetate Esters OR AN2 >> Shiff base formation for aldehydes OR AN2 >> Shiff base formation for aldehydes >> Haloalkane Derivatives with Labile Halogen OR Non-covalent interaction OR Non-covalent interaction >> DNA intercalation OR Non-covalent interaction >> DNA intercalation >> DNA Intercalators with Carboxamide and Aminoalkylamine Side Chain OR Radical OR Radical >> Radical mechanism via ROS formation (indirect) OR Radical >> Radical mechanism via ROS formation (indirect) >> Geminal Polyhaloalkane Derivatives OR Radical >> Radical mechanism via ROS formation (indirect) >> Nitroarenes with Other Active Groups OR Radical >> Radical mechanism via ROS formation (indirect) >> Nitrophenols, Nitrophenyl Ethers and Nitrobenzoic Acids OR Radical >> Radical mechanism via ROS formation (indirect) >> Single-Ring Substituted Primary Aromatic Amines OR Radical >> Radical mechanism via ROS formation (indirect) >> Thiols OR Radical >> ROS formation after GSH depletion (indirect) OR Radical >> ROS formation after GSH depletion (indirect) >> Quinoneimines OR SN1 OR SN1 >> Carbenium ion formation OR SN1 >> Carbenium ion formation >> Alpha-Haloethers OR SN1 >> Nucleophilic attack after carbenium ion formation OR SN1 >> Nucleophilic attack after carbenium ion formation >> Specific Acetate Esters OR SN1 >> Nucleophilic attack after diazonium or carbenium ion formation OR SN1 >> Nucleophilic attack after diazonium or carbenium ion formation >> Nitroarenes with Other Active Groups OR SN1 >> Nucleophilic attack after nitrenium ion formation OR SN1 >> Nucleophilic attack after nitrenium ion formation >> Single-Ring Substituted Primary Aromatic Amines OR SN1 >> Nucleophilic attack after reduction and nitrenium ion formation OR SN1 >> Nucleophilic attack after reduction and nitrenium ion formation >> Nitroarenes with Other Active Groups OR SN1 >> Nucleophilic attack after reduction and nitrenium ion formation >> Nitrophenols, Nitrophenyl Ethers and Nitrobenzoic Acids OR SN2 OR SN2 >> Acylation OR SN2 >> Acylation >> Specific Acetate Esters OR SN2 >> Acylation involving a leaving group  OR SN2 >> Acylation involving a leaving group  >> Haloalkane Derivatives with Labile Halogen OR SN2 >> Acylation involving a leaving group after metabolic activation OR SN2 >> Acylation involving a leaving group after metabolic activation >> Geminal Polyhaloalkane Derivatives OR SN2 >> Alkylation OR SN2 >> Alkylation >> Alkylphosphates, Alkylthiophosphates and Alkylphosphonates OR SN2 >> Alkylation, direct acting epoxides and related OR SN2 >> Alkylation, direct acting epoxides and related >> Epoxides and Aziridines OR SN2 >> Alkylation, nucleophilic substitution at sp3-carbon atom OR SN2 >> Alkylation, nucleophilic substitution at sp3-carbon atom >> Haloalkane Derivatives with Labile Halogen OR SN2 >> Alkylation, nucleophilic substitution at sp3-carbon atom >> Sulfonates and Sulfates OR SN2 >> Direct acting epoxides formed after metabolic activation OR SN2 >> Direct acting epoxides formed after metabolic activation >> Quinoline Derivatives OR SN2 >> Nucleophilic substitution at sp3 Carbon atom OR SN2 >> Nucleophilic substitution at sp3 Carbon atom >> Specific Acetate Esters OR SN2 >> Nucleophilic substitution at sp3 carbon atom after thiol (glutathione) conjugation OR SN2 >> Nucleophilic substitution at sp3 carbon atom after thiol (glutathione) conjugation >> Geminal Polyhaloalkane Derivatives OR SN2 >> SN2 at an activated carbon atom OR SN2 >> SN2 at an activated carbon atom >> Quinoline Derivatives OR SN2 >> SN2 at sp3-carbon atom OR SN2 >> SN2 at sp3-carbon atom >> Alpha-Haloethers OR SN2 >> SN2 attack on activated carbon Csp3 or Csp2 OR SN2 >> SN2 attack on activated carbon Csp3 or Csp2 >> Nitroarenes with Other Active Groups by DNA binding by OASIS v.1.4

Domain logical expression index: "g"

Referential boundary: The target chemical should be classified as No alert found by DNA binding by OECD

Domain logical expression index: "h"

Referential boundary: The target chemical should be classified as Acylation OR Acylation >> Isocyanates and Isothiocyanates OR Acylation >> Isocyanates and Isothiocyanates >> Isocyanates OR Acylation >> P450 Mediated Activation to Isocyanates or Isothiocyanates OR Acylation >> P450 Mediated Activation to Isocyanates or Isothiocyanates >> Benzylamines-Acylation OR Michael addition OR Michael addition >> P450 Mediated Activation of Heterocyclic Ring Systems OR Michael addition >> P450 Mediated Activation of Heterocyclic Ring Systems >> Thiophenes-Michael addition OR Michael addition >> P450 Mediated Activation to Quinones and Quinone-type Chemicals OR Michael addition >> P450 Mediated Activation to Quinones and Quinone-type Chemicals >> Alkyl phenols OR Michael addition >> P450 Mediated Activation to Quinones and Quinone-type Chemicals >> Arenes OR Michael addition >> Polarised Alkenes-Michael addition OR Michael addition >> Polarised Alkenes-Michael addition >> Alpha, beta- unsaturated esters OR SN1 OR SN1 >> Iminium Ion Formation OR SN1 >> Iminium Ion Formation >> Aliphatic tertiary amines OR SN1 >> Nitrenium Ion formation OR SN1 >> Nitrenium Ion formation >> Aromatic azo OR SN1 >> Nitrenium Ion formation >> Aromatic nitro OR SN1 >> Nitrenium Ion formation >> Primary (unsaturated) heterocyclic amine OR SN1 >> Nitrenium Ion formation >> Tertiary (unsaturated) heterocyclic amine  OR SN2 OR SN2 >> P450 Mediated Epoxidation OR SN2 >> P450 Mediated Epoxidation >> Thiophenes-SN2 by DNA binding by OECD

Domain logical expression index: "i"

Referential boundary: The target chemical should be classified as Non binder, non cyclic structure by Estrogen Receptor Binding

Domain logical expression index: "j"

Referential boundary: The target chemical should be classified as Moderate binder, OH grooup OR Non binder, impaired OH or NH2 group OR Non binder, MW>500 OR Non binder, without OH or NH2 group OR Strong binder, OH group OR Weak binder, OH group by Estrogen Receptor Binding

Domain logical expression index: "k"

Referential boundary: The target chemical should be classified as Not possible to classify according to these rules (GSH) by Protein binding potency

Domain logical expression index: "l"

Referential boundary: The target chemical should be classified as Highly reactive (GSH) OR Highly reactive (GSH) >> Dialkyl chloromalonates (SN2) OR Highly reactive (GSH) >> Miscellaneous Alkyl 2-halo alkenoates (SN2) OR Moderately reactive (GSH) OR Moderately reactive (GSH) >> Alkyl 2-alkenoates (MA) OR Moderately reactive (GSH) >> Alkyl 2-bromoalkanoates (SN2) by Protein binding potency

Domain logical expression index: "m"

Referential boundary: The target chemical should be classified as No superfragment by Superfragments ONLY

Domain logical expression index: "n"

Referential boundary: The target chemical should be classified as (!Undefined)Group All Lipid Solubility < 0.01 g/kg AND (!Undefined)Group C Surface Tension > 62 mN/m by Skin irritation/corrosion Exclusion rules by BfR

Domain logical expression index: "o"

Referential boundary: The target chemical should be classified as (!Undefined)Group CN Lipid Solubility < 0.4 g/kg OR Group All Melting Point > 200 C OR Group C Melting Point > 55 C OR Group C Molecular Weight > 350 g/mol OR Group C Vapour Pressure < 0.0001 Pa OR Group CN Aqueous Solubility < 0.1 g/L OR Group CN Melting Point > 180 C OR Group CN Molecular Weight > 290 g/mol OR Group CN Vapour Pressure < 0.001 Pa by Skin irritation/corrosion Exclusion rules by BfR

Domain logical expression index: "p"

Referential boundary: The target chemical should be classified as Inclusion rules not met by Skin irritation/corrosion Inclusion rules by BfR

Domain logical expression index: "q"

Referential boundary: The target chemical should be classified as Acid anhydrides OR Esters including acrylic and methacrylic esters OR Ketones by Skin irritation/corrosion Inclusion rules by BfR

Domain logical expression index: "r"

Referential boundary: The target chemical should be classified as Group 14 - Carbon C AND Group 16 - Oxygen O by Chemical elements

Domain logical expression index: "s"

Referential boundary: The target chemical should be classified as Group 16 - Sulfur S OR Group 17 - Halogens Br OR Group 17 - Halogens F,Cl,Br,I,At by Chemical elements

Domain logical expression index: "t"

Referential boundary: The target chemical should be classified as Alkene AND Allyl AND Carboxylic acid ester AND Terpenes by Organic Functional groups

Domain logical expression index: "u"

Referential boundary: The target chemical should be classified as Alkane branched with quaternary carbon by Organic Functional groups

Domain logical expression index: "v"

Referential boundary: The target chemical should be classified as Carboxylic acid ester AND Overlapping groups AND Terpenes by Organic Functional groups (nested)

Domain logical expression index: "w"

Referential boundary: The target chemical should be classified as Carbonate by Organic Functional groups (nested)

Domain logical expression index: "x"

Referential boundary: The target chemical should be classified as Carboxylic acid ester AND Overlapping groups AND Terpenes by Organic Functional groups (nested)

Domain logical expression index: "y"

Referential boundary: The target chemical should be classified as Isopropyl by Organic Functional groups (nested)

Domain logical expression index: "z"

Referential boundary: The target chemical should be classified as Aliphatic Carbon [CH] AND Aliphatic Carbon [-CH2-] AND Aliphatic Carbon [-CH3] AND Carbonyl, aliphatic attach [-C(=O)-] AND Ester, aliphatic attach [-C(=O)O] AND Miscellaneous sulfide (=S) or oxide (=O) AND Olefinic carbon [=CH- or =C<] by Organic functional groups (US EPA)

Domain logical expression index: "aa"

Referential boundary: The target chemical should be classified as Oxygen, aliphatic attach [-O-] by Organic functional groups (US EPA)

Domain logical expression index: "ab"

Similarity boundary:Target: CCC(=O)OCC=C(C)CCC=C(C)C
Threshold=20%,
Dice(Atom centered fragments)
Atom type; Count H attached; Hybridization

Domain logical expression index: "ac"

Parametric boundary:The target chemical should have a value of log Kow which is >= 3.18

Domain logical expression index: "ad"

Parametric boundary:The target chemical should have a value of log Kow which is <= 5.64

Interpretation of results:
other: not irritating
Conclusions:
Geranyl propionate was estimated to be not irritating to the eyes of New Zealand White rabbits.
Executive summary:

The ocular irritation potential of Geranyl propionate was estimated using OECD QSAR toolbox v3.4 with logPow as the primary descriptor.

Geranyl propionate was estimated to be not irritating to the eyes of New Zealand White rabbits.

Based on the estimated results, Geranyl propionate can be considered to be not irritating to eyes and can be classified under the category “Not Classified” as per CLP regulation.

Endpoint conclusion
Endpoint conclusion:
no adverse effect observed (not irritating)

Respiratory irritation

Endpoint conclusion
Endpoint conclusion:
no study available

Additional information

Skin Irritation:

In different studies,Geranyl propionatehas been investigated for potential for dermal irritation to a greater or lesser extent. The studies are based on in vivo experiments in rabbits along with human data for target chemical and its structurally similar read across substances,3,7-dimethylocta-2,6-dien-1-yl 2-methylpropanoate(Geranyl isobutyrate) [CAS:2345-26-8] and 3,7-dimethylocta-2,6-dien-1-yl butyrate(Geranyl butyrate)[CAS: 106-29-6].

Various studies for Geranyl propionate were summarized in Food and Cosmetics Toxicology, Volume 12, Issues 7–8, December 1974, Page 897; to assess the dermal irritation potential in humans and rabbits.

Geranyl propionate applied at full strength to intact or abraded rabbit underocclusion was not irritating. Also, when tested on human subjects at 4% in petrolatum in a 48 -hr closed-patch test,Geranyl propionateproduced no irritation.

 

In a prediction done by SSS (2017) using the OECD QSAR toolbox with log kow as the primary descriptor, the ocular irritation potential was estimated forGeranyl propionate. Geranyl propionate was estimated to be not irritating to the skin of New Zealand White rabbits.

Skin irritation effects were also estimated by four different models i.e, Battery, Leadscope, SciQSAR and CASE Ultra used within Danish QSAR database for Geranyl propionate. Based on estimation, No severe skin irritation effects were known when Geranyl propionate was exposed to rabbit skin.

The experimental and estimated data are in agreement with each other; substantiate the claim that Geranyl propionate is indeed not irritating to skin.

The above results are further supported by the experimental study summarized in Fd Cosmet. Toxicol, Vol. 13, pp. 449-457, 1975; for thestructurally similar read across substance,3,7-dimethylocta-2,6-dien-1-yl 2-methylpropanoate(Geranyl isobutyrate) [CAS:2345-26-8].Geranyl isobutyrate was tested 10% in petrolatum on human volunteers in a 48 hours closed patch test.

Geranyl isobutyrate was not irritating to human skin after 48 hours exposure.

These results are further supported by the experimental study summarized in Food and Cosmetics Toxicology Volume 12, Issues 7–8, December 1974, Pages 889; for the structurally similar read across substance, 3,7-dimethylocta-2,6-dien-1-yl butyrate(Geranyl butyrate)[CAS: 106-29-6].Geranyl butyrate was applied full strength to intact or abraded rabbit skin for 24 hours under occlusion and then observations were made. No skin reactions were observed at the test sites in test rabbits. Hence, Geranyl butyrate (CAS No: 106-29-6) was considered to be not irritating on skin of rabbits.

Based on the available data for the target as well as read across substances and applying the weight of evidence approach,Geranyl propionate was not irritating to skin.Comparing the above annotations with the criteria of CLP regulation, test chemical can be classified under the category “Not Classified”.

Eye Irritation:

In different studies,Geranyl propionatehas been investigated for potential for ocular irritation to a greater or lesser extent. The studies are based on in vivo experiments in rabbits along with predicted data for target chemical and its structurally similar read across substances,Geranyl formate[CAS: 105-86-2] and 1,5 - dimethyl - 1 - vinylhex - 4 - en - 1 - yl acetate(Linalyl acetate)[CAS: 115-95-7]. The predicted data using the OECD QSAR toolbox has also been compared with the experimental data.

In a prediction done by SSS (2017) using the OECD QSAR toolbox with log kow as the primary descriptor, the ocular irritation potential was estimated forGeranyl propionate. Geranyl propionate was estimated to be not irritating to the eyes of New Zealand White rabbits.

This result is supported by the experimental study summarized inFood and Cosmetics Toxicology

Volume 12, Issues 7–8, December 1974, Pages 893-894; for thestructurally similar read across substance,Geranyl formate[CAS: 105-86-2].Geranyl formate was instilled into rabbit eyes (number not specified) and the effects were observed for 72 hours. Slight irritation was observed in rabbits which disappeared after 72 hours. Hence, Geranyl formate can be considered as not irritating to rabbit eyes

 

These results are also supported by the experimental study summarized in Food and Chemical Toxicology, 41, (2003), 919–942;for thestructurally similar read across substance, 1,5 - dimethyl - 1 - vinylhex - 4 - en - 1 - yl acetate(Linalyl acetate)[CAS: 115-95-7]. Undiluted Linalyl acetate was instilled into eyes of rabbits and observed for signs of irritation (duration not mentioned).Linalyl acetate was not irritating to rabbit eyes.

Based on the available data for the target as well as read across substances and applying the weight of evidence approach,Geranyl propionate was not irritating to eyes.Comparing the above annotations with the criteria of CLP regulation, test chemical can be classified under the category “Not Classified”.

Justification for classification or non-classification

Available data for Geranyl propionate suggests that it is not likely to cause any irritation to eyes and skin.

Geranyl propionate can be classified under the category "Not Classified" for eyes and skin as CLP regulation.