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Dianisidine MeSH Descriptor Data 2026


MeSH Heading
Dianisidine
Tree Number(s)
D02.455.426.559.389.185.220
Unique ID
D003962
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D003962
Scope Note
Highly toxic compound which can cause skin irritation and sensitization. It is used in manufacture of azo dyes.
Entry Term(s)
3,3'-Dimethoxybenzidine
Dianisidine Dihydrochloride
Dianisidine Hydrochloride
Dianisidine Sulfate
O-Dianisidine
Registry Numbers
MJY508JZXV
20325-40-0
28716-14-5
56436-30-7
Related Numbers
119-90-4
20325-40-0
28716-14-5
56436-30-7
CAS Type 1 Name
(1,1'-Biphenyl)-4,4'-diamine, 3,3'-dimethoxy-
Previous Indexing
Aniline Compounds (1969-1974)
Anisoles (1974)
Biphenyl Compounds (1969-1974)
Public MeSH Note
91; was see under BENZIDINES 1977-90; was see under AMINOBIPHENYL COMPOUNDS 1975-76; 3,3'-DIMETHOXYBENZIDINE was indexed under DIANISIDINE 1982-96
History Note
91(75); was see under BENZIDINES 1977-90; was see under AMINOBIPHENYL COMPOUNDS 1975-76; 3,3'-DIMETHOXYBENZIDINE was (NM) 1982-96
Date Introduced
1991/01/01
Last Updated
2013/07/08
Dianisidine Preferred
Dianisidine Dihydrochloride Narrower
Dianisidine Hydrochloride Narrower
Dianisidine Sulfate Narrower
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