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4,4-Dinitrostilbene-2,2-disulfonic acid

Inquiry
  Post Date: Apr 04,2018
  Expiry Date: Oct 01,2018
  Detailed Description: Cas No. :128-42-7

Chemical name: 4,4-Dinitrostilbene-2,2-disulfonic acid
Structural formula:

Chemical formula: C14H10N2O10S2
Molecular weight: 430

Quality index:

Item
Index
(1)Appearance orange powder
(2)Binitro acid content(gross dry product)%　　≥ 80.0
(3)binitrobenzyl compound
(gross dry product )%　　　　≤ 		4.0
(4)Other organic impurities(gross dry product )%　　　≤ 2.0
(5)Inorganic salt(gross dry product )%　　　　　　　≤ 10.0
(6)Water insolubles(gross dry product)%　　　　　　　≤ 1.0

Main use: it is an intermediate of dyes, can be used to manufacture DSD acid.

Packing: 40kg plastic woven bag or upon clients' request.


  CAS Registry Number:

128-42-7
  Synonyms: ;4,4-Dinitrostilbene-2,2-disulfonic acid;4,4'-Dinitrostilbene-2,2'-Disulfonic Acid;2,2'-ethene-1,2-diylbis(5-nitrobenzenesulfonic acid);sodium 5-nitro-2-[2-(4-nitro-2-sulfophenyl)ethenyl]benzenesulfonate;
  Molecular Formula: C14H10N2O10S2
  Molecular Weight: 430.37
  Molecular Structure: 128-42-7 4,4'-dinitrostilbene-2,2'-disulphonic acid

  Company: Yanshi Dongyuan Chemical Co.,Ltd.     [ China ]        
  Contact: Xing Jinxia
  Tel: +86-379-67435819 +86-137836791
  Fax: +86-379-67436819
  Email: dy@dongyuanchem.com
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