ChemicalBook >> CAS DataBase List >>2,2'-Benzidinedisulfonic acid
2,2'-Benzidinedisulfonic acid
- CAS No.
- 117-61-3
- Chemical Name:
- 2,2'-Benzidinedisulfonic acid
- Synonyms
- BDSA;BENZIDINE 2,2 DISULFONIC ACID;70.0%(T);2,2'-Benzidinedisulf;Benzidine-2,2'-disuL;6,6'-bimetanilic acid;2,2'-disulfobenzidine;2,2’-disulfo-benzidin;BENZIDINEDISULPHONICACID;BENZIDINE 2-2'DISUFONIC ACID
- CBNumber:
- CB3732926
- Molecular Formula:
- C12H12N2O6S2
- Molecular Weight:
- 344.36
- MDL Number:
- MFCD00041885
- MOL File:
- 117-61-3.mol
- MSDS File:
- SDS
Last updated:2023-10-29 18:52:25
| Melting point | 175°C |
|---|---|
| Boiling point | 638.25℃[at 101 325 Pa] |
| Density | 1.5417 (rough estimate) |
| vapor pressure | 0Pa at 25℃ |
| refractive index | 1.6510 (estimate) |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| form | Powder |
| pka | -1.85±0.50(Predicted) |
| color | Dark purple |
| Water Solubility | <0.1 g/100 mL at 20 ºC |
| LogP | 1.102 at 24℃ |
| CAS DataBase Reference | 117-61-3(CAS DataBase Reference) |
| FDA UNII | ALF643N2EQ |
| EPA Substance Registry System | [1,1'-Biphenyl]-2,2'-disulfonic acid, 4,4'-diamino- (117-61-3) |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H302+H312+H332-H315-H319-H335 | |||||||||
| Precautionary statements | P280a-P304+P340-P305+P351+P338-P405-P501a-P261-P264-P270-P271-P280-P301+P312+P330-P302+P352+P312+P362+P364-P304+P340+P312-P305+P351+P338+P337+P313-P501 | |||||||||
| Hazard Codes | Xi | |||||||||
| Risk Statements | 20/21/22-37/38-36-36/37/38 | |||||||||
| Safety Statements | 22-26-36-60-37 | |||||||||
| RTECS | DV5230000 | |||||||||
| TSCA | Yes | |||||||||
| HS Code | 29215900 | |||||||||
| Toxicity | eye-rbt 500 mg/24H SEV 28ZPAK -,191,72 | |||||||||
| NFPA 704 |
|
2,2'-Benzidinedisulfonic acid price More Price(16)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| TCI Chemical | B0395 | 2,2'-Benzidinedisulfonic Acid (contains 30% Water at maximum) >70.0%(T) | 117-61-3 | 25g | $48 | 2024-03-01 | Buy |
| TCI Chemical | B0395 | 2,2'-Benzidinedisulfonic Acid (contains 30% Water at maximum) >70.0%(T) | 117-61-3 | 500g | $284 | 2024-03-01 | Buy |
| Alfa Aesar | 041472 | 4,4'-Diaminobiphenyl-2,2'-disulfonic acid hydrate, cont. up to 30% water | 117-61-3 | 25g | $53.1 | 2023-06-20 | Buy |
| Alfa Aesar | 041472 | 4,4'-Diaminobiphenyl-2,2'-disulfonic acid hydrate, cont. up to 30% water | 117-61-3 | 100g | $175 | 2023-06-20 | Buy |
| TRC | D416193 | 4,4''-Diamino-[1,1''-biphenyl]-2,2''-disulfonicAcid | 117-61-3 | 250mg | $45 | 2021-12-16 | Buy |
2,2'-Benzidinedisulfonic acid Chemical Properties,Uses,Production
Chemical Properties
PURPLE CRYSTALLINE POWDER
Uses
4,4'-Diaminobiphenyl-2,2'-disulfonic acid hydrate is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff. Benzidine-2,2' -disulfonic acid is used in the production of yellow and red azo dyes.
Production Methods
2,2'-Benzidinedisulfonic acid is made from the potassium or sodium salt of 3- nitrobenzenesulfonic acid by a gradual reduction using zinc dust and sodium hydroxide solution in a dilute aqueous solution. The product is subsequently rearranged using hydrochloric acid or dilute sulfuric acid. Electrochemical or catalytic reductions are also possible.
General Description
Leaflets or prisms or light purple powder.
Air & Water Reactions
Insoluble in water.
Fire Hazard
Flash point data for 2,2'-Benzidinedisulfonic acid are not available; however, 2,2'-Benzidinedisulfonic acid is probably combustible.
Flammability and Explosibility
Non flammable
Safety Profile
A severe eye irritant. When heated to decomposition it emitsvery toxic fumes of SOx and NOx.
2,2'-Benzidinedisulfonic acid Preparation Products And Raw materials
Raw materials
Preparation Products
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Global( 255)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Capot Chemical Co.,Ltd. | 571-85586718 +8613336195806 | sales@capotchem.com | China | 29797 | 60 |
| Shanghai Daken Advanced Materials Co.,Ltd | +86-371-66670886 | info@dakenam.com | China | 15928 | 58 |
| Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 | info@tianfuchem.com | China | 21691 | 55 |
| career henan chemical co | +86-0371-86658258 | sales@coreychem.com | China | 29914 | 58 |
| SHANDONG ZHI SHANG CHEMICAL CO.LTD | +86 18953170293 | sales@sdzschem.com | China | 2931 | 58 |
| Hubei Jusheng Technology Co.,Ltd. | 18871490254 | linda@hubeijusheng.com | CHINA | 28180 | 58 |
| Hubei xin bonus chemical co. LTD | 86-13657291602 | linda@hubeijusheng.com | CHINA | 22968 | 58 |
| Shandong chuangyingchemical Co., Ltd. | 18853181302 | sale@chuangyingchem.com | CHINA | 5909 | 58 |
| Chongqing Chemdad Co., Ltd | +86-023-61398051 +8613650506873 | sales@chemdad.com | China | 39916 | 58 |
| CONIER CHEM AND PHARMA LIMITED | +8618523575427 | sales@conier.com | China | 47465 | 58 |
View Lastest Price from 2,2'-Benzidinedisulfonic acid manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2019-07-06 | 2,2'-Benzidinedisulfonic acid
117-61-3
|
US $1.00 / kg | 1kg | 99% | Customized | Career Henan Chemical Co |
-
- 2,2'-Benzidinedisulfonic acid
117-61-3
- US $1.00 / kg
- 99%
- Career Henan Chemical Co
117-61-3(2,2'-Benzidinedisulfonic acid)Related Search:
4,4’-diaminodiphenyl-2,2’-disulfonicacid
kyselinabenzidin-2,2’-disulfonova
2,2'-disulfo-4,4'diaminobibenzene
2,2'-BENZIDINEDISULFONIC ACID (CONTAINS 30% WATER AT MAXIMUM) 70+%
2,2’-BENZIDINE-DISULPHONIC ACID， HPLC 96+％
6,6'-bimetanilic acid
2,2'-BENZIDINEDISULFONIC ACID
2,2'-Disulfo-4,4'-diaminobiphenyl
2,2'-disulfobenzidine
2,2'-DISULFONIC ACID BENZIDINE
1’-biphenyl)-2,2’-disulfonicacid,4,4’-diamino-(
1’-biphenyl]-2,2’-disulfonicacid,4,4’-diamino-[
1’-Biphenyl]-2,2’-disulfonicacid,4,4’-diamino-[1
benzidine-2,2'-disulphonic acid
BENZIDINEDISULPHONICACID
2,2''-BENZIDINEDISULFONIC ACID: 70% (CONTAINS MAX. 30% WATER)
4,4''-DIAMINEDIPHENY-2,2''-DISULFONICACID
4,4'-Diamino-2,2'-biphenyldisulfonic acid, tech. 70+%
2,2'-Benzidinedisulfonic Acid (contains 30% Water at maximum)
4,4'-Diamino-2,2'-biphenyldisulfonic acid, 70+%
[1,1'-Biphenyl]-2,2'-disulfonic acid, 4,4'-diamino-
2,2'-Biphenyldisulfonic acid, 4,4'-diamino
4,4'-Diamino-1,1'-biphenyl-2,2'-bissulfonic acid
4,4'-Diaminobiphenyl-2,2'-disulfonic acid hydrate, cont. up to 30% water
4,4'-Diamino-2,2'-biphenyldisulfonic acid,85%,tech.
(contains 30% Water at MaxiMuM)
2,2'-Benzidinedisulfonic Acid
4,4'-Diaminobiphenyl-2,2'-disulfonic acid hydrate
2,2'-Benzidinedisulf
4,4'-Diaminobiphenyl-2,2'-disulfonic acid hydrate,may contain up to 30% water
4,4'-DIAMINO-2,2'-BIPHENYLDISULFONIC ACID
4,4'-Diamino-(1,1'-biphenyl)-2,2'-disulfonic acid
4,4'-Diaminobiphenyl-2,2'-disulfonic acid
2,2’-diamino-4’-biphenyldisulfonicacid
2,2’-disulfo-benzidin
4,4’-diamino-2’-biphenyldisulfonicacid
4,4'-Diamino-[1,1'-biphenyl]-2,2'-disulfonic acid(contains 30% Water at maximum)
2,2'-Benzidinedisulfonic acid, 70%, water ≤30%
5-amino-2-(4-amino-2-sulfophenyl)benzenesulfonic acid
BENZIDINE 2-2'DISUFONIC ACID
2,2'-Benzidinedisulfonic Acid (contains 30% Water at maximum)>
70.0%(T)
Benzidine-2,2'-disuL
5-amino-2-(4-amino-2-sulfophenyl)benzenesulfonicaci
4,4’-Diamino-2,2’-biphenyldisulfonic Acid (contains 30% Water
at maximum)
Benzidine-2,2'-disulfonic acid/BDSA
TIANFUCHEM--High purity 117-61-3 2,2'-Benzidinedisulfonic acid
2,2'-Benzidinedisulfonic Acid (contains 20% Water at maximum)
BDSA
BENZIDINE 2,2 DISULFONIC ACID
2,2'-Benzidinedisulfonic acid
2,2'-Benzidinedisulfonic Acid (contains 30% Water at maximum)
4,4'-Diamino-[1,1'-biphenyl]-2,2'-disulfonic acid(contains 30% Water at maximum)
117-61-3
H2NC6H3SO3H2
C12H12N2O6S2
Intermediates of Dyes and Pigments
Biphenyl & Diphenyl ether