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  7. 4,4'-Diaminostilbene-2,2'-disulfonic acid, 95%

4,4'-Diaminostilbene-2,2'-disulfonic acid, 95%

Catalog No. p-7023272
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100 g
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Catalog No. Quantity
AAA1666414 25 g
AAA1666422 100 g
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Catalog No. AAA1666414 Supplier Thermo Scientific Chemicals Supplier No. A1666414
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Description

CAS: 81-11-8 | C14H14N2O6S2 | 370.394 g/mol

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 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

RUO – Research Use Only