4-(2,5-Dichlorothiophene-3-carbonyl)-3,4-dihydroquinoxalin-2(1H)-one CAS 952887-43-3

Purity 97%+In StockPharmaceutical Standards
CAS No.952887-43-3
Molecular FormulaC13H8Cl2N2O2S
Molecular Weight327.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(2,5-Dichlorothiophene-3-carbonyl)-3,4-dihydroquinoxalin-2(1H)-one CAS 952887-43-3 chemical structure

Description

CATO supplies 4-(2,5-Dichlorothiophene-3-carbonyl)-3,4-dihydroquinoxalin-2(1H)-one (CAS 952887-43-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C13H8Cl2N2O2S. Molecular weight: 327.19 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC13H8Cl2N2O2S
Molecular Weight327.19 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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