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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Toxicological information

Direct observations: clinical cases, poisoning incidents and other

Administrative data

Endpoint:
direct observations: clinical cases, poisoning incidents and other
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: secondary information, assigned as valid with restrictions in OECD SIDS

Data source

Reference
Reference Type:
secondary source
Title:
No information
Author:
Mitsuboshi Chemical Co.
Bibliographic source:
unpublished data; cited in OECD SIDS for CAS No. 88-44-8, 2005

Materials and methods

Study type:
study with volunteers
Endpoint addressed:
skin irritation / corrosion
Test guideline
Qualifier:
according to guideline
Guideline:
other: IMDG code (International Maritime Code for Dangerous Goods; 2002)

Test material

Constituent 1
Chemical structure
Reference substance name:
4-aminotoluene-3-sulphonic acid
EC Number:
201-831-3
EC Name:
4-aminotoluene-3-sulphonic acid
Cas Number:
88-44-8
Molecular formula:
C7H9NO3S
IUPAC Name:
2-amino-5-methylbenzene-1-sulfonic acid
Details on test material:
Source: Mitsuboshi Chemical Co., Ltd.
Purity: >99%

Method

Type of population:
general
Subjects:
5 males (age 27-48 years)
Route of exposure:
dermal
Reason of exposure:
intentional
Exposure assessment:
not specified
Details on exposure:
occlusive 50 mg/patch on an inner arm, for 6 hours; no vehicle was used

Results and discussion

Clinical signs:
not irritating

Applicant's summary and conclusion

Conclusions:
not irritating