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ChemicalBook >> CAS DataBase List >> 4-Nitro-4'-aminostilbene-2,2'-disulfonic acid

4-Nitro-4'-aminostilbene-2,2'-disulfonic acid

4-Nitro-4'-aminostilbene-2,2'-disulfonic acid price.
  • $60 - $940
  • Product name: 4-Nitro-4'-aminostilbene-2,2'-disulfonic acid
  • CAS: 119-72-2
  • MF: C14H12N2O8S2
  • MW: 400.38
  • EINECS:204-346-5
  • MDL Number:MFCD00035915
  • Synonyms:4-amino-4’-nitro-2,2’-stilbenedisulfonicacid ;2-(2-sulfo-4-nitrostyryl)-5-aminobenzenesulfonic acid;Semi DAS;ANSDACID;4-AMINO-4''-NITROSTILBENE-2,2''-DISULFONIC ACID, TECH. 80%;5-Amino-2-[2-(4-nitro-2-sulfophenyl)ethenyl]benzene-1-sulfonic acid;5-amino-2-[2-(4-nitro-2-sulphophenyl)vinyl]benzenesulphonic acid;ANSD acid (4-nitro-4'-aminostibene-2,2'-disulfonic acid)
5 prices
Selected condition：
Brand
  • Alfa Aesar
  • American Custom Chemicals Corporation
  • TRC
Package
  • 50mg
  • 1g
  • 5g
  • ManufacturerAlfa Aesar
  • Product numberB21467
  • Product description4-Amino-4'-nitrostilbene-2,2'-disulfonic acid, tech. 80%
  • Packaging1g
  • Price$60.3
  • Updated2023-06-20
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberB21467
  • Product description4-Amino-4'-nitrostilbene-2,2'-disulfonic acid, tech. 80%
  • Packaging5g
  • Price$195.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberING0001985
  • Product description4-AMINO-4'-NITROSTILBENE-2,2'-DISULFONIC ACID 95.00%
  • Packaging5G
  • Price$940
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberING0001985
  • Product description4-AMINO-4'-NITROSTILBENE-2,2'-DISULFONIC ACID 95.00%
  • Packaging1G
  • Price$508
  • Updated2021-12-16
  • Buy
  • ManufacturerTRC
  • Product numberN926210
  • Product description4-Nitro-4''-aminostilbene-2,2''-disulfonicAcid
  • Packaging50mg
  • Price$60
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Alfa Aesar B21467 4-Amino-4'-nitrostilbene-2,2'-disulfonic acid, tech. 80% 1g $60.3 2023-06-20 Buy
Alfa Aesar B21467 4-Amino-4'-nitrostilbene-2,2'-disulfonic acid, tech. 80% 5g $195.65 2024-03-01 Buy
American Custom Chemicals Corporation ING0001985 4-AMINO-4'-NITROSTILBENE-2,2'-DISULFONIC ACID 95.00% 5G $940 2021-12-16 Buy
American Custom Chemicals Corporation ING0001985 4-AMINO-4'-NITROSTILBENE-2,2'-DISULFONIC ACID 95.00% 1G $508 2021-12-16 Buy
TRC N926210 4-Nitro-4''-aminostilbene-2,2''-disulfonicAcid 50mg $60 2021-12-16 Buy

Properties

Melting point :>300°C
Density :1.5746 (rough estimate)
refractive index :1.6900 (estimate)
pka :-1.31±0.45(Predicted)
Water Solubility :Soluble in water.
CAS DataBase Reference :119-72-2(CAS DataBase Reference)
EPA Substance Registry System :Benzenesulfonic acid, 5-amino-2-[2-(4-nitro-2-sulfophenyl)ethenyl]- (119-72-2)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

4-Amino-4'-nitrostilbene-2,2'-disulfonic acid serves as an important stilbene intermediate. It acts as a monomer. Further, it is used in the synthesis of a series of direct dyes such as direct lightfast fluorescent yellow 7GL, 6GL, 5GL, 4GL, 3GL and 2GL. In addition to this, it is used to prepare direct yellow DN-FR, orange F3G; yellow 3RLL, green GND and direct Black DN-EX.

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