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4,4'-Diaminobenzidine-2,2'-disulfonic acid

BGC Id:	721486567177
CAS No:	117-61-3
Synonyms:	benzidinedisulphonicacid ; benzidine-2,2'-disulphonic acid ; 6,6'-bimetanilic acid ; 2,2'-benzidinedisulf ; benzidine 2,2 disulfonic acid ; 2,2'-disulfonic acid benzidine ; 2,2'-disulfobenzidine ; 2,2'-disulfo-benzidin ; bdsa ; 2,2'-benzidinedisulfonic acid
Molecular Formula:	C12H12N2O6S2
Molecular Weight:	344.36
EINECS:	204-200-0

The most competitive supplier in 2025

The following notable provider has been checked and can be recommended.

Skyrun Industrial Co., Ltd.

Company type: Leading producer

Phone: +86-576-84015261
Telefax: +86-576-84015261
Country: P.R.China

Skyrun Industrial Co.Limited, established in 2003, a state-controlled company (By Skyrun Corp. & High Hope) in China, specializing in developing, producing and handing raw pharmaceutical material and intermediates. Skyrun Industrial Co., Ltd. also offers Phenacyltriphenylphosphonium bromide. We have expanded a compositive entity from initially only as a small manufacturer. We have extensive knowledge of domestic and internat ...

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What other providers are available for CAS 117-61-3?

The last intensive check and update was carried out on 2025/07/31.

Identify

Synonyms:

benzidinedisulphonicacid ; benzidine-2,2'-disulphonic acid ; 6,6'-bimetanilic acid ; 2,2'-benzidinedisulf ; benzidine 2,2 disulfonic acid ; 2,2'-disulfonic acid benzidine ; 2,2'-disulfobenzidine ; 2,2'-disulfo-benzidin ; bdsa ; 2,2'-benzidinedisulfonic acid

CAS:

117-61-3

EINECS:

204-200-0

Molecular Formula:

C12H12N2O6S2

MDL:

MFCD00041885

Properties

Molecular Weight:

344.36 g·mol−1

Melting point:

175 °C

Safety Information

Hazard Symbols: Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

20/21/22-37/38-36 (R)

Safety Codes:

22-26-36 (S)

RTECS:

DV5230000

What other providers are available for CAS 117-61-3?

In addition to the providers presented here for 4,4'-Diaminobenzidine-2,2'-disulfonic acid with the CAS number 117-61-3, there are other 38 providers with slightly different product names available for this CAS number.

2,2'-Benzidinedisulfonic acid

Sancai Industry Co.,Ltd. | H&Z Industry Co.,Ltd | Zehao Industry Co., Ltd. | Xiamen Equation Chemical Co.,Ltd | Leap Chem Co., Ltd +3 additional providers that we know from the past

Benzidine-2,2'-disulfonic acid

IBIS Chemie International | Dayang Chem (Hangzhou) Co.,Ltd. | Capot Chemical Co., Ltd. | Carbone Scientific Co., Ltd. | BuGuCh & Partners +14 additional providers that we know from the past

4,4'-Diamino-2,2'-biphenyldisulfonic acid

BuGuCh & Partners +2 additional providers that we know from the past

4,4'-Diaminobiphenyl-2,2'-disulfonic acid hydrate

Xingrui Industry Co., Limited +2 additional providers that we know from the past

5-Amino-2-(4-amino-2-sulfonatophenyl)benzenesulfonate

+1 additional providers that we know from the past

4,4'-Diaminobiphenyl-2,2'-disulfonic acid hydrate, cont. up to 30% water

4,4'-Diamino-[1,1'-biphenyl]-2,2'-disulfonic acid(contains 30% Water at maximum)

BLD Pharmatech Ltd +1 additional providers that we know from the past