4,4'-Diaminostilbene-2,2'-disulfonic acid, 95%, Thermo Scientific Chemicals

Description

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.

Specifications

Chemical Identifiers

• CAS: 81-11-8
• Molecular Formula: C14H14N2O6S2
• Molecular Weight (g/mol): 370.394
• MDL Number: MFCD00024946
• InChI Key: REJHVSOVQBJEBF-OWOJBTEDSA-N
• Synonym: amsonic acid, flavonic acid, tinopal bhs, amsonsaeure, dasd, 4,4'-diaminostilbene-2,2'-disulfonic acid, unii-h68088wvjl, 2,2'-disulfo-4,4'-stilbenediamine, diaminostilbenedisulfonic acid, 4,4'-diaminostilbene-2,2'-disulphonic acid
• PubChem CID: 5284378
• IUPAC Name: 5-amino-2-[(E)-2-(4-amino-2-sulfophenyl)ethenyl]benzenesulfonic acid
• SMILES: C1=CC(=C(C=C1N)S(=O)(=O)O)C=CC2=C(C=C(C=C2)N)S(=O)(=O)O

• Melting Point: >300°C
• Quantity: 25 g
• Beilstein: 629516
• Merck Index: 14,595
• Formula Weight: 370.41
• Percent Purity: 95%
• Chemical Name or Material: 4,4'-Diaminostilbene-2,2'-disulfonic acid

Safety and Handling

Hazard Category	H302+H312+H332-H315-H319-H335
Hazard Statement	GHS H Statement H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	P261-P264b-P270-P271-P280-P301+P312-P302+P352-P304+P340-P305+P351+P338-P312-P330-P332+P313-P362-P501c
EINECSNumber	201-325-2
RTECSNumber	WJ6603000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only