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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Water solubility

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Administrative data

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Endpoint:
water solubility
Type of information:
read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: peer reviewed data
Justification for type of information:
A discussion and report on the read across strategy is given as an attachment in IUCLID Section 13.
Reason / purpose for cross-reference:
read-across: supporting information
Principles of method if other than guideline:
Data from handbook
GLP compliance:
no
Type of method:
other: Data from handbook
Key result
Water solubility:
3 mg/L
Temp.:
0 °C
Remarks on result:
other: No information on pH available.
Key result
Water solubility:
2.4 mg/L
Temp.:
25 °C
Remarks on result:
other: No information on pH available.
Key result
Water solubility:
2.5 mg/L
Temp.:
40 °C
Remarks on result:
other: No information on pH available.

Data from handbook. No information on pH available.

Conclusions:
Interpretation of results: slightly soluble (0.1-100 mg/L)

According to Lide (2005) the solubility of Normal-Heptane in water is 3, 2.4 and 2.5 mg/L at 0, 25, and 40 °C, respectively.
Executive summary:

According to Lide (2005) the solubility of Normal-Heptane in water is 3, 2.4 and 2.5 mg/L at 0, 25, and 40 °C, respectively.

Endpoint:
water solubility
Type of information:
read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: peer reviewed data
Justification for type of information:
A discussion and report on the read across strategy is given as an attachment in IUCLID Section 13.
Reason / purpose for cross-reference:
read-across: supporting information
Principles of method if other than guideline:
Data from handbook
GLP compliance:
no
Type of method:
other: Data from handbook
Key result
Water solubility:
2.5 mg/L
Temp.:
25 °C
Remarks on result:
other: pH not specified

Data from handbook. No information on pH available.

Conclusions:
Interpretation of results: slightly soluble (0.1-100 mg/L)

According to Lide (2005) the solubility of isoheptane in water is 2.5 mg/L at 25 °C.
Executive summary:

According to Lide (2005) the solubility of isoheptane in water is 2.5 mg/L at 25 °C.

Endpoint:
water solubility
Type of information:
read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: peer reviewed data
Justification for type of information:
A discussion and report on the read across strategy is given as an attachment in IUCLID Section 13.
Reason / purpose for cross-reference:
read-across: supporting information
Principles of method if other than guideline:
Data from handbook
GLP compliance:
no
Type of method:
other: Data from handbook
Key result
Water solubility:
2.2 mg/L
Temp.:
25 °C
Remarks on result:
other: No information on pH available

Data from handbook. No information on pH available.

Conclusions:
Interpretation of results: slightly soluble (0.1-100 mg/L)

According to Lide (2005) the solubility of 2,2,4-trimethylpentane in water is 2.2 mg/L at 25 °C.
Executive summary:

According to Lide (2005) the solubility of 2,2,4 -trimethylpentane in water is 2.2 mg/L at 25 °C.

Endpoint:
water solubility
Type of information:
read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: peer reviewed data
Justification for type of information:
A discussion and report on the read across strategy is given as an attachment in IUCLID Section 13.
Reason / purpose for cross-reference:
read-across: supporting information
Principles of method if other than guideline:
Data from handbook
GLP compliance:
no
Type of method:
other: Data from handbook
Key result
Water solubility:
0.7 mg/L
Temp.:
25 °C
Remarks on result:
other: No information on pH available.
Key result
Water solubility:
1 mg/L
Temp.:
50 °C
Remarks on result:
other: No information on pH available.

Data from handbook. No information on pH available.

Conclusions:
Interpretation of results: slightly soluble (0.1-100 mg/L)

According to Lide (2005) the solubility of octane in water is 0.7 mg/L at 25 °C and 1 mg/L at 50 °C.
Executive summary:

According to Lide (2005) the solubility of octane in water is 0.7 mg/L at 25 °C and 1 mg/L at 50 °C.

Endpoint:
water solubility
Type of information:
read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: peer reviewed data
Justification for type of information:
A discussion and report on the read across strategy is given as an attachment in IUCLID Section 13.
Reason / purpose for cross-reference:
read-across: supporting information
Principles of method if other than guideline:
Data from handbook
GLP compliance:
no
Type of method:
other: Data from handbook
Key result
Water solubility:
0.2 mg/L
Temp.:
25 °C
Remarks on result:
other: No information on pH available
Key result
Water solubility:
0.2 mg/L
Temp.:
50 °C
Remarks on result:
other: No information on pH available

Data from handbook. No information on pH available.

Conclusions:
Interpretation of results: slightly soluble (0.1-100 mg/L)

According to Lide (2005) the solubility of nonane in water is 0.2 mg/L at 25 and 50 °C, respectively.
Executive summary:

According to Lide (2005) the solubility of nonane in water is 0.2 mg/L at 25 and 50 °C, respectively.

Description of key information

There is no data available for this substance. However, key data is available for structural analogues, 2,2,4-trimethylpentane, Heptane, Isoheptane, Octane, Nonane, and presented in the dossier. The data is read across to this substance based on analogue read across and a discussion and report on the read across strategy is provided as an attachment inIUCLID Section 13.

According to Lide (2005) the solubility of 2,2,4 -trimethylpentane in water is 2.2 mg/L at 25°C.

According to Lide (2005) the solubility of Normal-Heptane in water is 3, 2.4 and 2.5 mg/L at 0, 25, and 40°C, respectively.

According to Lide (2005) the solubility of isoheptane in water is 2.5 mg/L at 25°C.

According to Lide (2005) the solubility of octane in water is 0.7 mg/L at 25 °C and 1 mg/L at 50°C.

According to Lide (2005) the solubility of nonane in water is 0.2 mg/L at 25 and 50°C, respectively.

Key value for chemical safety assessment

Additional information