5-Oxo-5h-imidazo[2,1-b][1,3]thiazine-6-carboxylic acid CAS 75712-72-0

Purity 97%+In StockPharmaceutical Standards
CAS No.75712-72-0
Molecular FormulaC7H4N2O3S
Molecular Weight196.18 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Oxo-5h-imidazo[2,1-b][1,3]thiazine-6-carboxylic acid CAS 75712-72-0 chemical structure

Description

The occurrence of 5-Oxo-5h-imidazo[2,1-b][1,3]thiazine-6-carboxylic acid is closely related to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

5-Oxo-5h-imidazo[2,1-b][1,3]thiazine-6-carboxylic acid (CAS 75712-72-0), molecular formula C7H4N2O3S and molecular weight 196.18 g/mol, is a CATO reference standard with documented purity and traceability.

5-Oxo-5h-imidazo[2,1-b][1,3]thiazine-6-carboxylic acid (C7H4N2O3S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

CATO manufactures 5-Oxo-5h-imidazo[2,1-b][1,3]thiazine-6-carboxylic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC7H4N2O3S
Molecular Weight196.18 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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1978
Nitrogen Atoms2
Sulfur Atoms1

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