(Z)-2-(2-Amino-5-chlorothiazol-4-yl)-2-(methoxyimino)acetic acid CAS 71445-30-2

Purity 97%+In StockPharmaceutical Standards
CAS No.71445-30-2
Molecular FormulaC6H6ClN3O3S
Molecular Weight235.65 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(Z)-2-(2-Amino-5-chlorothiazol-4-yl)-2-(methoxyimino)acetic acid CAS 71445-30-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 235.65 g/mol gives (Z)-2-(2-Amino-5-chlorothiazol-4-yl)-2-(methoxyimino)acetic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(Z)-2-(2-Amino-5-chlorothiazol-4-yl)-2-(methoxyimino)acetic acid (CAS 71445-30-2), molecular formula C6H6ClN3O3S and molecular weight 235.65 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C6H6ClN3O3S, (Z)-2-(2-Amino-5-chlorothiazol-4-yl)-2-(methoxyimino)acetic acid 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 235.65 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 FormulaC6H6ClN3O3S
Molecular Weight235.65 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.)1977
Halogen ContentCl-containing
Nitrogen Atoms3
Sulfur Atoms1

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