Ethyl 2-(2-chlorothiazol-4-yl)-2-oxoacetate CAS 126534-29-0

Purity 97%+In StockPharmaceutical Standards
CAS No.126534-29-0
Molecular FormulaC7H6ClNO3S
Molecular Weight219.65 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 2-(2-chlorothiazol-4-yl)-2-oxoacetate CAS 126534-29-0 chemical structure

Description

The occurrence of Ethyl 2-(2-chlorothiazol-4-yl)-2-oxoacetate is closely related to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

Ethyl 2-(2-chlorothiazol-4-yl)-2-oxoacetate (CAS 126534-29-0), molecular formula C7H6ClNO3S and molecular weight 219.65 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C7H6ClNO3S, Ethyl 2-(2-chlorothiazol-4-yl)-2-oxoacetate contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 219.65 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC7H6ClNO3S
Molecular Weight219.65 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1993
Halogen ContentCl-containing
Nitrogen Atoms1
Sulfur Atoms1

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