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

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.

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.

Specifications

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

RUO – Research Use Only