Substance Information

Substance Infocard

IC

Benzidine and its salts

EC / List no.: -

CAS no.: -

Mol. Formula:

Help Help

Key datasets

Help Help

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):

REACH - Registration, Evaluation, Authorisation and Restriction of Chemicals Regulation
  • REACH Annex XVII. Substances for which certain uses are Restricted under REACH at EU level.
CAD - Chemical Agents Directive
  • CAD - Chemical Agents Directive, Annex III - Prohibitions
    EU. Directive 98/24/EC, Annex III, Prohibitions, OJ (L 131) 11, 5 May 1998

    This list contains substances assigned a binding OEL by the EU. National OELs for these substances may not deviate from the limits in the directive. Annex III contains a list of prohibited substances and their concentration limit values in percent by weight.

Help Help

Substance names and other identifiers

Regulatory process names
Benzidine and its salts
Restriction list, Other
Salts of Benzidine
CAD - Chemical Agents Directive, Annex III - Prohibitions
Help Help
Group members

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

Name EC / List no. CAS no. Association
1,3,6-Naphthalenetrisulfonic acid, 8-hydroxy-7-((4'-((2-hydroxy-1-naphthalenyl)azo)-(1,1'-biph 613-540-2 6426-67-1 Expert judgement
Hexasodium 5,5'-[(3,7-disulphonato-1,5-naphthylene)bis[azo(6-hydroxy-3,1-phenylene)azo[6(or 7)-sulphonato-4,1-naphthylene]azo[1,1'-biphenyl]-4,4'-diylazo]]bis(salicylate) 232-397-3 8014-91-3 Expert judgement
Benzidine, hydrochloride - 14414-68-7 Expert judgement
Disodium 4,4'-diaminobiphenyl-2,2'-disulfonate - 27336-24-9 Expert judgement
1,1'-Biphenyl-4,4'-diamine, monoperchlorate - 29806-76-6 Expert judgement
[1,1'-Biphenyl]-4,4'-diamine, perchlorate - 38668-12-1 Expert judgement
Benzidine diperchlorate - 41195-21-5 Expert judgement
(1,1'-Biphenyl)-4,4'-diamine, dihydrofluoride - 41766-73-8 Expert judgement
(1,1'-Biphenyl)-4,4'-diamine, monoacetate - 52754-64-0 Expert judgement
(1,1'-Biphenyl)-ar,ar',4,4'-tetramine - 66836-18-8 Expert judgement
benzidine, phosphate (1:1) - 66907-22-0 Expert judgement
Nickel(2+), ((1,1'-biphenyl)-4,4'-diamine-N)- - 67632-50-2 Expert judgement
(1,1'-Biphenyl)-4,4'-diamine, dihydriodide - 75534-79-1 Expert judgement
(1,1'-Biphenyl)-4,4'-diamine, monohydrochloride - 75752-15-7 Expert judgement
benzidine, mono(2-hydroxy-3,5-dinitrobenzoate) - 78577-03-4 Expert judgement
benzidine, mono(3,5-dinitrobenzoate) - 78577-08-9 Expert judgement
benzidine, bis(2-hydroxy-3,5-dinitrobenzoate) - 92415-34-4 Expert judgement
benzidine, bis(3,5-dinitrobenzoate) - 92415-52-6 Expert judgement
Disodium [5-[[4'-[[2,6-dihydroxy-3-[(2-hydroxy-5-sulphophenyl)azo]phenyl]azo][1,1'-biphenyl]-4-yl]azo]salicylato(4-)]cuprate(2-) 240-221-1 16071-86-6 Expert judgement
Benzidine sulphate 244-236-4 21136-70-9 Expert judgement
Benzidine acetate 252-984-8 36341-27-2 Expert judgement
[2,2'-dichloro[1,1'-biphenyl]-4,4'-diyl]diammonium sulphate 274-338-4 70146-07-5 Expert judgement
Dipotassium O,O'-(4,4'-diaminobiphenyl-3,3'-ylene)diglycollate 277-771-7 74220-10-3 Expert judgement
Salts of benzidine - - Expert judgement
Disodium 3,3'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis(4-aminonaphthalene-1-sulphonate) 209-358-4 573-58-0 Expert judgement
4,4'-bi-o-toluidine dihydrochloride 210-322-5 612-82-8 Expert judgement
3,3'-dichlorobenzidine dihydrochloride 210-323-0 612-83-9 Expert judgement
Tetrasodium 3,3'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[5-amino-4-hydroxynaphthalene-2,7-disulphonate] 200-786-7 72-57-1 Expert judgement
3,3'-dichlorobenzidine 202-109-0 91-94-1 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
Disodium 4-amino-3-[[4'-[(2,4-diaminophenyl)azo][1,1'-biphenyl]-4-yl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate 217-710-3 1937-37-7 Expert judgement
Trisodium 5-amino-3-[[4'-[(7-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo][1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-2,7-disulphonate 219-384-8 2429-73-4 Expert judgement
Disodium 5-[[4'-[(1-amino-4-sulphonato-2-naphthyl)azo][1,1'-biphenyl]-4-yl]azo]salicylate 219-387-4 2429-79-0 Expert judgement
Tetrasodium 5-[[4'-[[2,6-diamino-3-[[8-hydroxy-3,6-disulphonato-7-[(4-sulphonato-1-naphthyl)azo]-2-naphthyl]azo]-5-tolyl]azo][1,1'-biphenyl]-4-yl]azo]salicylate 219-390-0 2429-81-4 Expert judgement
Disodium 5-[[4'-[(7-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo][1,1'-biphenyl]-4-yl]azo]salicylate 219-391-6 2429-82-5 Expert judgement
Disodium 4-amino-3-[[4'-[(2,4-diamino-5-methylphenyl)azo][1,1'-biphenyl]-4-yl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate 219-392-1 2429-83-6 Expert judgement
Disodium 5-[[4'-[(2-amino-8-hydroxy-6-sulphonato-1-naphthyl)azo][1,1'-biphenyl]-4-yl]azo]salicylate 219-393-7 2429-84-7 Expert judgement
Disodium 5-[[4'-[[4,5-dihydro-3-methyl-5-oxo-1-(4-sulphonatophenyl)-1H-pyrazol-4-yl]azo][1,1'-biphenyl]-4-yl]azo]salicylate 236-106-0 13164-93-7 Expert judgement
Tetrasodium 3,3'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis[5-amino-4-hydroxynaphthalene-2,7-disulphonate] 220-012-1 2602-46-2 Expert judgement
Disodium 5-[[4'-[[2,4-dihydroxy-3-[(4-sulphonatophenyl)azo]phenyl]azo][1,1'-biphenyl]-4-yl]azo]salicylate 220-768-2 2893-80-3 Expert judgement
Disodium 5-[[4'-[[1-hydroxy-7-(phenylamino)-3-sulphonato-2-naphthyl]azo][1,1'-biphenyl]-4-yl]azo]salicylate 222-450-9 3476-90-2 Expert judgement
Disodium 8-[[4'-[(4-ethoxyphenyl)azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate 222-560-7 3530-19-6 Expert judgement
Disodium 7-hydroxy-8-[[4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]naphthalene-1,3-disulphonate 222-655-3 3567-65-5 Expert judgement
Disodium 4-amino-5-hydroxy-3-[[4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-4-yl]azo]-6-(phenylazo)naphthalene-2,7-disulphonate 222-835-1 3626-28-6 Expert judgement
Disodium 5-[[4'-[[2,4-diamino-5-[(4-sulphophenyl)azo]phenyl]azo][1,1'-biphenyl]-4-yl]azo]salicylate 223-294-4 3811-71-0 Expert judgement
Disodium 4-amino-5-hydroxy-6-[[4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-4-yl]azo]-3-[(4-nitrophenyl)azo]naphthalene-2,7-disulphonate 224-376-2 4335-09-5 Expert judgement
Trisodium 5-[[4'-[[8-amino-1-hydroxy-7-[(p-nitrophenyl)azo]-3,6-disulphonato-2-naphthyl]azo]-4-biphenyl]azo]salicylate 226-545-6 5422-17-3 Expert judgement
Disodium 5-[[4'-[[2,6-diamino-3-methyl-5-[(4-sulphonatophenyl)azo]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-3-methylsalicylate 228-829-5 6360-54-9 Expert judgement
2,[?]-Naphthalenedisulfonic acid, 4-[[][[]4-[[](4-amino-1-naphthalenyl)azo]-1-naphthalenyl]azo]-, disodium salt 616-837-5 8004-59-9 Expert judgement

Categories Display