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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Additional toxicological data

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Administrative data

Endpoint:
additional toxicological information
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
3 (not reliable)
Rationale for reliability incl. deficiencies:
documentation insufficient for assessment

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1964
Report date:
1964

Materials and methods

Type of study / information:
Phototoxicity
Test guideline
Qualifier:
no guideline available
Principles of method if other than guideline:
Each agent was applied to the backs of ten (10) men under occlusion for twenty-four (24) hours. A control site was treated with petrolatum. Then, one minimal erythema dose was given to the treated and control sites using the erythema producing radiation produced by the Westinghouse FS-20 lamp. Photo-toxicity is indicated by a marked flare at the sites treated by the test agents.
GLP compliance:
no
Remarks:
Study pre-dates GLP

Test material

Constituent 1
Chemical structure
Reference substance name:
2-(2H-benzotriazol-2-yl)-p-cresol
EC Number:
219-470-5
EC Name:
2-(2H-benzotriazol-2-yl)-p-cresol
Cas Number:
2440-22-4
Molecular formula:
C13H11N3O
IUPAC Name:
2-(2H-1,2,3-benzotriazol-2-yl)-4-methylphenol
Test material form:
solid
Specific details on test material used for the study:
- Name of test material (as cited in study report): Tinuvin P

Results and discussion

Any other information on results incl. tables

A table of results is provided in the study report; however, the results were not fully described. It was concluded in the study report that CAS 2440 -22 -4 was not phototoxic.

Applicant's summary and conclusion