Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 250-797-6 | CAS number: 31775-16-3
Sensitisation data (human)
Administrative data
- Endpoint:
- sensitisation data (humans)
- Adequacy of study:
- other information
- Study period:
- year of publication: 1992
Data source
Referenceopen allclose all
- Title:
- Sensitization to azo dyes: negative patch tests to yellow and red azo dyes in printed paper
- Author:
- Thierbach MAC, Geursen-Reitsma AM, van Joost, TH
- Year:
- 1 992
- Bibliographic source:
- Contact Dermatitis 27: 22-26
- Report date:
- 1992
- Title:
- Terminology of contact dermatitis
- Author:
- Wilkinson DS, Fregert S, Magnusson B, Bandmann HJ, Calnan CD, Cronin E, Hjorth N, Maibach HJ, Malten KE, Meneghini CL, Pirilä V
- Year:
- 1 970
- Bibliographic source:
- Acta Dermatovener 50: 287-292
- Report date:
- 1970
Materials and methods
- Type of sensitisation studied:
- skin
Test material
- Reference substance name:
- 2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[3-oxo-N-phenylbutyramide]
- EC Number:
- 228-787-8
- EC Name:
- 2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[3-oxo-N-phenylbutyramide]
- Cas Number:
- 6358-85-6
- IUPAC Name:
- 2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis(3-oxo-N-phenylbutanamide)
Constituent 1
Method
- Controls:
- - 30 patients with an allergic contact dermatitis but negative to p-aminoazobenzene and to PPD
Results and discussion
Applicant's summary and conclusion
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
