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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Toxicological information

Toxicity to reproduction

Currently viewing:

Administrative data

Endpoint:
multi-generation reproductive toxicity
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Justification for type of information:
Data from peer reviewed journal

Data source

Reference
Reference Type:
secondary source
Title:
Multi-generation reproduction studies with certified colours in rats
Author:
Pierce EC; Agersborg Hk Jr; Borzelleca Jf; Burnett CM; Eagle E; Ebert Ag; Kirschman JC; Scala RA
Year:
1974
Bibliographic source:
TOXICOL APPL PHARMACOL 29:121-122, 1974

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
other: As mentioned below
Principles of method if other than guideline:
Multi-generation reproduction studies of D & C Red no. 27 was performed in rats
GLP compliance:
not specified
Limit test:
yes
Justification for study design:
No data available

Test material

Constituent 1
Chemical structure
Reference substance name:
2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthene]-3-one
EC Number:
236-747-6
EC Name:
2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthene]-3-one
Cas Number:
13473-26-2
Molecular formula:
C20H4Br4Cl4O5
IUPAC Name:
2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3',6'-dihydroxy-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one
Test material form:
solid
Details on test material:
- Name of test material : 2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3',6'-dihydroxy-3H-spiro[2-benzofuran-1,9'-xanthene]-3-one
- Molecular formula : C20H4Br4Cl4O5
- Molecular weight : 785.6746 g/mol
- Smiles notation : c1c2c(c(c(c1Br)O)Br)Oc3c(cc(c(c3Br)O)Br)C24c5c(c(c(c(c5Cl)Cl)Cl)Cl)C(=O)O4
- InChl: 1S/C20H4Br4Cl4O5/c21-5-1-3-17(9(23)15(5)29)32-18-4(2-6(22)16(30)10(18)24)20(3)8-7(19(31)33-20)11(25)13(27)14(28)12(8)26/h1-2,29-30H
- Substance type:Organic
- Physical state:Solid
Specific details on test material used for the study:
- Name of test material : 2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3',6'-dihydroxy-3H-spiro[2-benzofuran-1,9'-xanthene]-3-one
- Molecular formula : C20H4Br4Cl4O5
- Molecular weight : 785.6746 g/mol
- Smiles notation : c1c2c(c(c(c1Br)O)Br)Oc3c(cc(c(c3Br)O)Br)C24c5c(c(c(c(c5Cl)Cl)Cl)Cl)C(=O)O4
- InChl: 1S/C20H4Br4Cl4O5/c21-5-1-3-17(9(23)15(5)29)32-18-4(2-6(22)16(30)10(18)24)20(3)8-7(19(31)33-20)11(25)13(27)14(28)12(8)26/h1-2,29-30H
- Substance type:Organic
- Physical state:Solid

Test animals

Species:
rat
Strain:
not specified
Details on species / strain selection:
No data available
Sex:
not specified
Details on test animals or test system and environmental conditions:
No data available

Administration / exposure

Route of administration:
oral: feed
Remarks on MMAD:
No data available
Vehicle:
not specified
Details on exposure:
No data available
Details on mating procedure:
No data available
Analytical verification of doses or concentrations:
not specified
Details on analytical verification of doses or concentrations:
No data available
Duration of treatment / exposure:
No data available
Frequency of treatment:
Daily
Details on study schedule:
No data available
Doses / concentrations
Remarks:
1000mg/kg bw
No. of animals per sex per dose:
No data available
Details on study design:
No data available
Positive control:
No data available

Examinations

Parental animals: Observations and examinations:
No data available
Oestrous cyclicity (parental animals):
No data available
Sperm parameters (parental animals):
No data available
Litter observations:
No data available
Postmortem examinations (parental animals):
No data available
Postmortem examinations (offspring):
No data available
Statistics:
No data available
Reproductive indices:
No data available
Offspring viability indices:
No data available

Results and discussion

Results: P0 (first parental generation)

General toxicity (P0)

Clinical signs:
not specified
Dermal irritation (if dermal study):
not specified
Mortality:
not specified
Body weight and weight changes:
not specified
Food consumption and compound intake (if feeding study):
not specified
Food efficiency:
not specified
Water consumption and compound intake (if drinking water study):
not specified
Ophthalmological findings:
not specified
Haematological findings:
not specified
Clinical biochemistry findings:
not specified
Urinalysis findings:
not specified
Behaviour (functional findings):
not specified
Immunological findings:
not specified
Organ weight findings including organ / body weight ratios:
not specified
Histopathological findings: non-neoplastic:
not specified
Histopathological findings: neoplastic:
not specified
Other effects:
not specified

Reproductive function / performance (P0)

Reproductive function: oestrous cycle:
not specified
Reproductive function: sperm measures:
not specified
Reproductive performance:
no effects observed

Effect levels (P0)

Dose descriptor:
NOAEL
Effect level:
1 000 mg/kg bw/day (nominal)
Based on:
test mat.
Sex:
not specified
Basis for effect level:
reproductive performance

Target system / organ toxicity (P0)

Critical effects observed:
not specified
Treatment related:
not specified
Dose response relationship:
not specified
Relevant for humans:
not specified

Results: F2 generation

General toxicity (F2)

Clinical signs:
not specified
Dermal irritation (if dermal study):
not specified
Mortality / viability:
not specified
Body weight and weight changes:
not specified
Food consumption and compound intake (if feeding study):
not specified
Food efficiency:
not specified
Water consumption and compound intake (if drinking water study):
not specified
Ophthalmological findings:
not specified
Haematological findings:
not specified
Clinical biochemistry findings:
not specified
Urinalysis findings:
not specified
Sexual maturation:
not specified
Organ weight findings including organ / body weight ratios:
not specified
Gross pathological findings:
not specified
Histopathological findings:
not specified
Other effects:
not specified

Developmental neurotoxicity (F2)

Behaviour (functional findings):
not specified

Developmental immunotoxicity (F2)

Developmental immunotoxicity:
not specified

Effect levels (F2)

Dose descriptor:
NOAEL
Generation:
F2b
Effect level:
1 000 mg/kg bw/day (nominal)
Based on:
test mat.
Sex:
not specified
Basis for effect level:
other: reproductive performance.

Target system / organ toxicity (F2)

Critical effects observed:
not specified
Treatment related:
not specified
Dose response relationship:
not specified
Relevant for humans:
not specified

Overall reproductive toxicity

Reproductive effects observed:
no
Lowest effective dose / conc.:
1 000 mg/kg bw/day (nominal)
Treatment related:
not specified
Relation to other toxic effects:
not specified
Dose response relationship:
not specified
Relevant for humans:
not specified

Applicant's summary and conclusion

Conclusions:
NOAEL was considered to be 1000mg/kg bw. When Multi-generation reproduction studies with D & C Red no. 27 (13473-26-2) was performed in rats orally.
Executive summary:

Multi-generation reproduction studies withD & C Red no. 27 (13473-26-2) were performed in rats. Test material in dose concentration not excess 1000mg/kg was given in diet. Dose was calculated on the bases of previous long term feeding study in rats and dog.Data through the parental generation and F2b Litter give no indication of adverse effects on reproductive performance. Hence NOAEL was considered to be 1000mg/kg bw. When Multi-generation reproduction studies withD & C Red no. 27 were performed in rats orally.