5-Acetamido-3-methylisothiazole-4-carboxylic acid CAS 51674-31-8

Purity 97%+In StockPharmaceutical Standards
CAS No.51674-31-8
Molecular FormulaC7H8N2O3S
Molecular Weight200.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Acetamido-3-methylisothiazole-4-carboxylic acid CAS 51674-31-8 chemical structure

Description

CATO supplies 5-Acetamido-3-methylisothiazole-4-carboxylic acid (CAS 51674-31-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H8N2O3S. Molecular weight: 200.22 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC7H8N2O3S
Molecular Weight200.22 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1971
Nitrogen Atoms2
Sulfur Atoms1

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