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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Ecotoxicological information

Short-term toxicity to aquatic invertebrates

Administrative data

Endpoint:
short-term toxicity to aquatic invertebrates
Type of information:
experimental study
Adequacy of study:
key study
Study period:
27.07.2007 - 31.10.2007
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2007
Report date:
2007

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 202 (Daphnia sp. Acute Immobilisation Test)
Deviations:
no
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
1,3-dimethyl 2-[2-(2-amino-6-chloro-9H-purin-9-yl)ethyl]propanedioate
Cas Number:
172529-93-0
Molecular formula:
C12 H14 Cl N5 O4
IUPAC Name:
1,3-dimethyl 2-[2-(2-amino-6-chloro-9H-purin-9-yl)ethyl]propanedioate
Constituent 2
Reference substance name:
AMINO-6-CHLORO-9(METHYL-2-CARBOMETHOXYBUTANYL)PURINE
IUPAC Name:
AMINO-6-CHLORO-9(METHYL-2-CARBOMETHOXYBUTANYL)PURINE
Details on test material:
Formula: C12 H14 Cl N5 O4
Appearance: white to pale yellow powder
Expiry date: 31.12.2007

Sampling and analysis

Analytical monitoring:
yes

Test solutions

Vehicle:
no
Details on test solutions:
Identity and concentration of auxiliary solvent for dispersal: The test substance was dissolved in culture media.

Test organisms

Test organisms (species):
Daphnia magna

Study design

Test type:
static
Water media type:
freshwater
Limit test:
no
Total exposure duration:
48 h

Test conditions

Hardness:
150 mg CaCO3/L

Results and discussion

Effect concentrationsopen allclose all
Duration:
24 h
Dose descriptor:
EC50
Effect conc.:
> 88 mg/L
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
> 88 mg/L
Duration:
48 h
Dose descriptor:
EC100
Effect conc.:
> 88 mg/L
Duration:
48 h
Dose descriptor:
NOEC
Effect conc.:
88 mg/L
Details on results:
%Concentration loss over test: 9 ... 16

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Conclusions:
According to the results of this study and to the REGULATION (EC) No 1272/2008 (CLP) , the test substance FAM-Stage 1A doesn`t need to be labelled as acute aquatic hazardous.