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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
short-term toxicity to fish
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: only endpoint values ​​available (no report)

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
1989

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 203 (Fish, Acute Toxicity Test)
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
1-amino-4-(3-amino-2,4,6-trimethyl-5-sulphoanilino)-9,10-dihydro-9,10-dioxoanthracene-2-sulphonic acid
EC Number:
246-025-2
EC Name:
1-amino-4-(3-amino-2,4,6-trimethyl-5-sulphoanilino)-9,10-dihydro-9,10-dioxoanthracene-2-sulphonic acid
Cas Number:
24124-40-1
Molecular formula:
C23H21N3O8S2
IUPAC Name:
1-amino-4-[(3-amino-2,4,6-trimethyl-5-sulfophenyl)amino]-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid
Test material form:
solid

Test solutions

Vehicle:
no

Test organisms

Test organisms (species):
Danio rerio (previous name: Brachydanio rerio)
Details on test organisms:
Zebrafish: (Danio rerio)
Replicates: 10 per test concentration
Age: about 4-6 months
Size: about 3 cm
Weight: 0.25-0.35 g
Supplier: West Aquarium GmbH, D-3422 Bad Lauterberg

Study design

Test type:
static

Results and discussion

Effect concentrationsopen allclose all
Duration:
48 h
Dose descriptor:
LC50
Effect conc.:
137.94 mg/L
Duration:
96 h
Dose descriptor:
LC50
Effect conc.:
102.69 mg/L

Any other information on results incl. tables

Sublethal observations / clinical signs:

LC0 (48 hours): 30 mg/L; (96 hours): 30 mg/L

LC 100 (48 hours): 300 mg/L; (96 hours): 300 mg/L

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Conclusions:
The LC50 after 48-hours was determined to 136 mg/L and the LC50 after 96 hours was determined to 103 mg/L, respectively.
Executive summary:

The LC50 after 48-hours was determined to 136 mg/L and the LC50 after 96 hours was determined to 103 mg/L, respectively.