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

Catalog No. AAA1666422
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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.

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

Specifications

Melting Point

>300°C

Quantity

100 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

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

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