Methyl 2-oxo-2,3-dihydro-1H-pyrido[2,3-b][1,4]thiazine-7-carboxylate CAS 443955-71-3

Purity 97%+In StockPharmaceutical Standards
CAS No.443955-71-3
Molecular FormulaC9H8N2O3S
Molecular Weight224.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl 2-oxo-2,3-dihydro-1H-pyrido[2,3-b][1,4]thiazine-7-carboxylate CAS 443955-71-3 chemical structure

Description

CATO supplies Methyl 2-oxo-2,3-dihydro-1H-pyrido[2,3-b][1,4]thiazine-7-carboxylate (CAS 443955-71-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H8N2O3S. Molecular weight: 224.24 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC9H8N2O3S
Molecular Weight224.24 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms2
Sulfur Atoms1

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