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2,2'-Benzidinedisulfonic acid

2,2'-Benzidinedisulfonic acid Structure
2,2'-Benzidinedisulfonic acid
  • CAS No.117-61-3
  • Chemical Name:2,2'-Benzidinedisulfonic acid
  • CBNumber:CB3732926
  • Molecular Formula:C12H12N2O6S2
  • Formula Weight:344.36
  • MOL File:117-61-3.mol
2,2'-Benzidinedisulfonic acid Property
Safety
Hazard and Precautionary Statements (GHS)
  • Symbol(GHS)
  • Signal wordWarning
  • 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
2,2'-Benzidinedisulfonic acid Price More Price(4)
  • Brand: TCI Chemicals (India)
  • Product number: B0395
  • Product name : 2,2'-Benzidinedisulfonic Acid (contains 20% Water at maximum)
  • Purity: 
  • Packaging: 25G
  • Price: ₹3200
  • Updated: 2022/05/26
  • Buy: Buy
  • Brand: ALFA India
  • Product number: ALF-041472-22
  • Product name : 4,4'-Diaminobiphenyl-2,2'-disulfonic acid hydrate, cont. up to 30% water
  • Purity: 
  • Packaging: 100g
  • Price: ₹8144
  • Updated: 2022/05/26
  • Buy: Buy
  • Brand: TCI Chemicals (India)
  • Product number: B0395
  • Product name : 2,2'-Benzidinedisulfonic Acid (contains 20% Water at maximum)
  • Purity: 
  • Packaging: 500G
  • Price: ₹8800
  • Updated: 2022/05/26
  • Buy: Buy
  • Brand: ALFA India
  • Product number: ALF-041472-14
  • Product name : 4,4'-Diaminobiphenyl-2,2'-disulfonic acid hydrate, cont. up to 30% water
  • Purity: 
  • Packaging: 25g
  • Price: ₹2900
  • Updated: 2022/05/26
  • Buy: Buy

2,2'-Benzidinedisulfonic acid Chemical Properties,Usage,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
2,2'-Benzidinedisulfonic acid Suppliers
Global(267)Suppliers
  • Supplier：
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2,2'-Benzidinedisulfonic acid Spectrum
117-61-3, 2,2'-Benzidinedisulfonic acidRelated Search:
  • Biphenyl & Diphenyl ether
  • Intermediates of Dyes and Pigments
  • 化工中间体
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  • 化工中间体工业原料
  • 化工原料
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  • 有机化工原料
  • 有机化学
  • 染料中间体
  • 工业原料
  • 染料中间体
  • 单体
  • 化工日化
  • 有机化工
  • 卤代烃 Halogenated Hydrocarbons
  • C12H12N2O6S2
  • H2NC6H3SO3H2
  • 2,2'-联苯胺二磺酸
  • 联苯胺双磺酸(最多含30%的水)
  • 2,2'-联苯胺二磺酸(最多含3%的水)
  • 4,4'-二氨基联苯胺-2,2'-二磺酸/联苯胺-2,2'- 二磺酸/3D酸
  • 联苯胺双磺酸(BDSA)
  • 2,2'-BENZIDINEDISULFONIC ACID (CONTAINS 30% WATER AT MAXIMUM) 2,2'-联苯胺二磺酸(最多含30%的水)
  • 2,2'-联苯胺二磺酸, 水含量 ≤30%
  • 2,2'-联苯胺二磺酸(最多含的水)
  • 2,2-二磺酸联苯胺(BDSA)
  • 4,4′-二氨基联苯胺-2,2′-二磺酸(BDSA)
  • 4,4’-二氨基-(1,1’-联二苯)-2,2’-二磺酸
  • 2,2'-双磺酸联苯胺
  • 2,2-二磺酸联苯胺
  • 4，4’-二氨基2，2’-联苯基二磺酸
  • 2,2'-[對]聯苯胺二磺酸
  • 4,4'-二氨基-2,2-二苯基二磺酸盐
  • 双磺酸联苯胺
  • 4,4'-二氨基联苯-2,2'-二磺酸
  • 4,4'-二氨基-2,2'-二磺酸基-联苯, TECH. 70+%
  • 联苯胺二磺酸
  • 4,4'-二氨基-3.3'-联苯二磺酸
  • 2,2'-联苯胺二磺酸(最多含30%的水)
  • 4,4'-二氨基联苯-2,2'-二磺酸水合物
  • 4,4'-二氨基-2,2'-联苯二磺酸
  • 4,4'-二氨基联苯-2,2'-二磺酸水合物, 最高含水量30%
  • 双磺酸联苯胺(BDSA)
  • 2,2'-联苯胺二磺酸 25G
  • 联苯胺双磺酸
  • 117-61-3
  • 4,4'-diamino[1,1'-biphenyl]-2,2'-disulfonic acid
  • 4,4'-Diamino-2,2'-biphenyldisulfonic acid
  • Benzidine-2,2'-disulfonic acid
  • 2,2'-Benzidinedisulfonic acid
  • BENZIDINE 2,2 DISULFONIC ACID
  • BDSA
  • 2,2'-Benzidinedisulfonic Acid (contains 20% Water at maximum)
  • TIANFUCHEM--High purity 117-61-3 2,2'-Benzidinedisulfonic acid
  • Benzidine-2,2'-disulfonic acid/BDSA
  • 4,4’-Diamino-2,2’-biphenyldisulfonic Acid (contains 30% Water at maximum)

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