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4-nitro-4-aminostilbene-2,2-disulfonic acid

4-nitro-4-aminostilbene-2,2-disulfonic acid

Category :

Intermediates

CAS NO : 119-72-2
EC NO : 204-346-5
Molecular Formula : C14H10N2O8S2
Main Specifications :
Synonyms : 4-Nitro-4-aminostilbene-2,2-disulfonic acid;5-amino-2-[2-(4-nitro-2-sulfophenyl)ethenyl]benzenesulfonic acid;2,2'-(E)-ethene-1,2-diylbis(5-nitrobenzenesulfonic acid);5-amino-2-[(E)-2-(4-nitro-2-sulfophenyl)ethenyl]benzenesulfonic acid;5-amino-2-[(E)-2-(4-nitro-2-sulfonatophenyl)ethenyl]benzenesulfonate;4-Nitro-4'-Aminostilbene-2,2'-Disulfonic Acid;
4-nitro-4-aminostilbene-2,2-disulfonic acid
Molecular Structure:4-nitro-4-aminostilbene-2,2-disulfonic acid 119-72-2
Product description:

Product name: 4-nitro-4-aminostilbene-2,2-disulfonic acid

Trade name: ANSD acid; 401 monomer
Structural formula:  
               
Chemical formula: C14H12N2O8S2
Molecular weight: 400

Quality index:

Item
Index
(1)Appearance orangetan cream or powder
(2)Content(gross cream)%     ≥ 45.0
(3)Dry goods content%  ≥ 80.0
(4)DSD acid content%   ≤ 4.0
(5)Binitro acid content%  ≤ 4.0
(6)Characteristics ecomposed before melting

Main use:
1. It is an important ;stilbene intermediate, can be deeply processed into 681 monomers
2. In the synthesis of a series of direct dyes:
Direct lightfast fluorescent yellow 7GL; 6GL; 5GL; 4GL; 3GL; 2GL;
Direct Yellow DN-FR, Orange F3G; Yellow 3RLL, Green GND, DN-B, Direct Black DN-EX etc.

Packing: Dry product: in 40kg plastic bag; dry product: in 25kg plastic bag or upon user's requests.

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Contact us
Company:
   Yanshi Dongyuan Chemical Co.,Ltd.
Contact:
   Xing Jinxia
Phone:
+86-379-67435819 +86-13783679197
Mobile phone:
+86-13783679197
Fax:
+86-379-67436819
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http://www.dongyuanchem.com
Address:
Dongdajiao Industrial Zone, Dianzhuang, Yanshi, Luoyang, Henan Province
Zip Code:
471942
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