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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Endpoint:
acute toxicity: oral
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1992
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP and OECD testing guideline compliant study with well characterized test material.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1992
Report date:
1992

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 401 (Acute Oral Toxicity)
Deviations:
yes
Remarks:
Body weight of two males were above the limit at start.
GLP compliance:
yes
Test type:
acute toxic class method
Limit test:
yes

Test material

Constituent 1
Reference substance name:
tert-(dodecyl/tetradecyl)-ammonium bis(3-(4-((5-(1,1-dimethyl-propyl)-2-hydroxy-3-nitrophenyl)azo)-3-methyl-5-hydroxy-(1H)pyrazol-1-yl)benzenesulfonamidato)chromate
EC Number:
413-210-6
EC Name:
tert-(dodecyl/tetradecyl)-ammonium bis(3-(4-((5-(1,1-dimethyl-propyl)-2-hydroxy-3-nitrophenyl)azo)-3-methyl-5-hydroxy-(1H)pyrazol-1-yl)benzenesulfonamidato)chromate
Cas Number:
192662-33-2
Molecular formula:
UVCB substance
IUPAC Name:
chromium(3+) 2-methyltridecan-2-aminium bis(4-{2-[5-(2,2-dimethylpropyl)-3-nitro-2-oxidophenyl]diazen-1-yl}-3-methyl-1-(3-sulfamoylphenyl)-1H-pyrazol-5-olate)
Details on test material:
- Substance type: pigment, powder
- Physical state: solid
- Purity test date: no data
- Lot/batch No.: Misch.PA1+3/91
- Expiration date of the lot/batch: January 1997
- Stability under test conditions: yes
- Storage condition of test material: room temperature

Test animals

Species:
rat
Strain:
other: Tif: RAI f
Sex:
male/female
Details on test animals or test system and environmental conditions:
TEST ANIMALS
- Source: CIBA-GEIGY Limited, Animal Production, 4332 Stein / Switzerland
- Age at study initiation: no data
- Weight at study initiation: 179 to 245 g
- Housing: (5 animals per cage
- Diet (e.g. ad libitum):ad libitum
- Water (e.g. ad libitum):ad libitum
- Acclimation period: at least 5 days

ENVIRONMENTAL CONDITIONS
- Temperature (°C): 22±2°C
- Humidity (%): 55%
- Air changes (per hr): no data
- Photoperiod (hrs dark / hrs light): 12/12

IN-LIFE DATES: From: 1992-11-03 To: 1992-11-24

Administration / exposure

Route of administration:
oral: gavage
Vehicle:
other: 0.5 % (w/v) carboxymethylcellulose in 0.1 % (w/v) aqueous polysorbate 80
Details on oral exposure:
Volume applied: 10 ml/kg body weight
Doses:
2000 mg/kg bw
No. of animals per sex per dose:
10
Control animals:
no
Details on study design:
- Duration of observation period following administration: 14 days
- Frequency of observations and weighing: clinical observations daily for 14 days, weighing on days 0, 7 and 14
- Necropsy of survivors performed: yes
- Other examinations performed: clinical signs, body weight

Results and discussion

Effect levels
Sex:
male/female
Dose descriptor:
LD0
Effect level:
>= 2 000 mg/kg bw
Based on:
test mat.
Mortality:
None
Clinical signs:
other: Piloerection, hunched posture, and dyspnea were seen, being common symptoms in acute tests. Additionally, reduced locomotor activity was observed in the males. The animals recovered within 4 to 6 days.
Gross pathology:
No deviations from noinmal morphology were found in all animals

Applicant's summary and conclusion

Interpretation of results:
practically nontoxic
Remarks:
Migrated information Criteria used for interpretation of results: EU