Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2012
Report date:
2012

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 423 (Acute Oral toxicity - Acute Toxic Class Method)
GLP compliance:
yes
Test type:
acute toxic class method
Limit test:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Pyridinium, 1-[4-[[4-[2-[5-(acetylamino)-2-methoxy-4-[2-(3,6,8-trisulfo-2-naphthalenyl)diazenyl]phenyl]diazenyl]-8-sulfo-1-naphthalenyl]amino]-6-amino-1,3,5-triazin-2-yl]-3-carboxy-, inner salt, sodium salt (1:?)
EC Number:
691-442-9
Cas Number:
1316184-44-7
Molecular formula:
C38H29N11O16S4 . x Na x=1~4
IUPAC Name:
Pyridinium, 1-[4-[[4-[2-[5-(acetylamino)-2-methoxy-4-[2-(3,6,8-trisulfo-2-naphthalenyl)diazenyl]phenyl]diazenyl]-8-sulfo-1-naphthalenyl]amino]-6-amino-1,3,5-triazin-2-yl]-3-carboxy-, inner salt, sodium salt (1:?)

Test animals

Species:
rat
Strain:
other: Crl:CD (SD)
Sex:
female

Administration / exposure

Route of administration:
oral: gavage
Vehicle:
water
Doses:
Dose volume: 10 mL/kg, the actual dosing volume was adjusted based on the individual body weight before dosing.

Results and discussion

Effect levels
Sex:
female
Dose descriptor:
LD50
Effect level:
> 2 000 mg/kg bw
Mortality:
Female: 2000 mg/kg bw; Number of animals: 6; Number of deaths: 0
Clinical signs:
other: Signs of toxicity related to dose levels: No clinical signs of systemic toxicity were noted. Black faeces and urine was noted among all animals on day 2, which was considered to be related to staining properties of the formulation (black colour).
Gross pathology:
Effects on organs:
No gross lesion was found in all animals.

Any other information on results incl. tables

Gross Necropsy
　 Animal ID. 　 　 　 Results 　 　
1120150004 No gross lesion was observed
1120150020
1120150024
1120150012
1120150008
1120150001

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met
Conclusions:
Based on the data obtained from this study, the test article of Everzol SB45 would be assigned to GHS Category 5/unclassified and the harmonized LD50 cut-off value is above 2000 mg/kg body weight.

According to CLP regulation, the test substance is not classified.