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

Catalog No. AC406415000
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Quantity:
100 g
500 g
Packaging:
Glass bottle

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

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 81-11-8
Molecular Formula C14H14N2O6S2
Molecular Weight (g/mol) 370.4
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

CAS Min % 94.0
CAS Max % 100.0
Melting Point >300°C
Color Brown-Yellow to Cream
Infrared Spectrum Authentic
Assay Percent Range 95%
Packaging Glass bottle
Quantity 500 g
Beilstein 14,I,744
Merck Index 15, 590
Solubility Information Solubility in water: very slightly soluble. Other solubilities: soluble in ethanol,diethyl ether
Formula Weight 370.4
Percent Purity 95%
Physical Form Crystalline Powder
Chemical Name or Material 4, 4'-Diaminostilbene-2, 2'-disulfonic acid, 95%
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Hazard Category GHS Signal Word: Warning
Hazard Statement GHS H Statement:
May cause respiratory irritation.
Harmful if swallowed.
Harmful in contact with skin.
Causes skin irritation.
Harmful if inhaled.
Causes serious eye irritation.
Precautionary Statement GHS P Statement:
Wear protective gloves/protective clothing/eye protection/face protection.
IF ON SKIN: Wash with plenty of soap and water.
Avoid breathing dust/fume/gas/mist/vapors/spray.
IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.
IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.
EINECSNumber 201-325-2
RTECSNumber WJ6603000
TSCA TSCA

RUO – Research Use Only

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