4-Amino-4'-nitrostilbene-2,2'-disulfonic acid, tech. 80%, Thermo Scientific Chemicals

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.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
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.

Solubility
Soluble in water.

Notes
Incompatible with strong oxidizing agents.

Chemical Identifiers

CAS

119-72-2

Molecular Formula

C14H12N2O8S2

Molecular Weight (g/mol)

400.376

MDL Number

MFCD00035915

InChI Key

GHBWBMDGBCKAQU-OWOJBTEDSA-N

Synonym

4-nitro-4'-aminostilbene-2,2'-disulfonic acid, 4-amino-4'-nitro-2,2'-stilbenedisulfonic acid, 4-amino-4'-nitrostilbene-2,2'-disulfonic acid, kyselina 4-amino-4'-nitrostilben-2,2'-disulfonova czech, kyselina 4-nitro-4'-aminostilben-2,2'-disulfonova czech, benzenesulfonic acid, 5-amino-2-2-4-nitro-2-sulfophenyl ethenyl, 2,2'-stilbenedisulfonic acid, 4-amino-4'-nitro, 5-amino-2-2-4-nitro-2-sulphophenyl vinyl benzenesulphonic acid, 5-amino-2-e-2-4-nitro-2-sulfo-phenyl vinyl benzenesulfonic acid, 5-amino-2-e-2-4-nitro-2-sulfophenyl ethenyl benzenesulfonic acid

PubChem CID

5473847

IUPAC Name

5-amino-2-[(E)-2-(4-nitro-2-sulfophenyl)ethenyl]benzenesulfonic acid

SMILES

C1=CC(=C(C=C1N)S(=O)(=O)O)C=CC2=C(C=C(C=C2)[N+](=O)[O-])S(=O)(=O)O

Melting Point

>300°C

Odor

Odorless

Quantity

1 g

Solubility Information

Soluble in water.

Formula Weight

400.38

Percent Purity

80%

Grade

Technical

Chemical Name or Material

4-Amino-4'-nitrostilbene-2,2'-disulfonic acid

EINECSNumber

204-346-5

RTECSNumber

WJ6100000

TSCA

Yes

Recommended Storage

Ambient temperatures

SDS

EINECSNumber

204-346-5

RTECSNumber

WJ6100000

TSCA

Yes

Recommended Storage

Ambient temperatures

SDS

RUO – Research Use Only