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Benzidine, its salts and benzidine derivatives

EC / List no.: -

CAS no.: -

Mol. Formula:

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Key datasets

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Regulatory context

Here you can find all of the regulations and regulatory lists in which this substance appears, according to the data available to ECHA. This substance has been found in the following regulatory activities (directly, or inheriting the regulatory context of a parent substance):

PIC - Prior Informed Consent Regulation
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Group members

This entry / group of substance has the following member substances:

Name EC / List no. CAS no. Association
4,4'-[[1,1'-biphenyl]-4,4'-diyldiazo]bis[4,5-dihydro-5-oxo-1-(4-sulphophenyl)-1H-pyrazole-3-carboxylic] acid, sodium salt 303-425-2 94199-52-7 Expert judgement
Benzidine sulphate 244-236-4 21136-70-9 Expert judgement
3,3-Diaminobenzidine tetrahydrochloride 685-525-9 868272-85-9 Expert judgement
3,3′,5,5′-Tetramethylbenzidine dihydrochloride hydrate 688-511-0 207738-08-7 Expert judgement
Benzidine acetate 252-984-8 36341-27-2 Expert judgement
3,3',5,5'-tetramethylbenzidine 259-364-6 54827-17-7 Expert judgement
3,3',5,5'-tetramethyl[1,1'-biphenyl]-4,4'-diamine dihydrochloride 264-769-6 64285-73-0 Expert judgement
3,3'-dichlorobenzidine dihydrogen bis(sulphate) 265-293-1 64969-34-2 Expert judgement
3,3'-dichlorobenzidine sulphate 277-822-3 74332-73-3 Expert judgement
[1,1'-Biphenyl]-4,4'-diamine, reaction products with 4-(6-methyl-2-benzothiazolyl)benzenamine, 4-(6-methyl[2,6'-bibenzothiazol]-2'-yl)benzenamine and sodium sulfide 290-814-4 90268-15-8 Expert judgement
2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with 4-amino-5-hydroxy-2-naphthalenesulfonic acid, diazotized 4-aminobenzenesulfonic acid and diazotized [1,1'-biphenyl]-4,4'-diamine 291-628-6 90431-98-4 Expert judgement
3,3'-dichlorobenzidine 202-109-0 91-94-1 Expert judgement
Biphenyl-3,3',4,4'-tetrayltetraamine 202-110-6 91-95-2 Expert judgement
Benzidine 202-199-1 92-87-5 Expert judgement
3,3'-dimethoxybenzidine 204-355-4 119-90-4 Expert judgement
4,4'-bi-o-toluidine 204-358-0 119-93-7 Expert judgement
Benzidine dihydrochloride 208-519-6 531-85-1 Expert judgement
[[1,1'-biphenyl]-4,4'-diyl]diammonium sulphate 208-520-1 531-86-2 Expert judgement
N,N'-diphenylbenzidine 208-521-7 531-91-9 Expert judgement
3,3'-dichlorobenzidine dihydrochloride 210-323-0 612-83-9 Expert judgement
[1,1'-biphenyl]-4,4'-diamine, reaction products with 1-methyl-2,4-dinitrobenzene and sodium sulfide (Na2(Sx))
This substance is identified in the Colour Index by Colour Index Constitution Number, C.I. 53025.
215-424-3 1326-43-8 Expert judgement
[1,1'-biphenyl]-4,4'-diamine, reaction products with 4-methyl-1,3-benzenediamine and sulfur
This substance is identified in the Colour Index by Colour Index Constitution Number, C.I. 53105.
215-436-9 1326-63-2 Expert judgement
Acetamide, N-(2-methylphenyl)-, reaction products with [1,1'-biphenyl]-4,4'-diamine and sulfur, leuco derivatives
This substance is identified in the Colour Index by Colour Index Constitution Number, C.I. 53150.
215-439-5 1326-73-4 Expert judgement
[1,1'-biphenyl]-4,4'-diamine, reaction products with 4-(6-methyl-2-benzothiazolyl)benzenamine and sulfur
This substance is identified in the Colour Index by Colour Index Constitution Number, C.I. 53160.
215-440-0 1326-75-6 Expert judgement
Disodium 8,8'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis(7-hydroxynaphthalene-1-sulphonate) 218-959-0 2302-97-8 Expert judgement
N,N,N',N'-tetraphenyl[1,1'-biphenyl]-4,4'-diamine 239-599-0 15546-43-7 Expert judgement
3,3'-dimethoxybiphenyl-4,4'-ylenediammonium dichloride 243-737-5 20325-40-0 Expert judgement
2,2'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis[N-(4-chlorophenyl)-3-oxobutyramide] 304-380-1 94249-03-3 Expert judgement
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Substance names and other identifiers

Regulatory process names
Benzidine, its salts and benzidine derivatives
PIC
Other identifiers
2921 59 90
PIC
Combined Nomenclature Code

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