7-Methoxybenzothiazole-2-carboxylic acid CAS 1188162-80-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1188162-80-2
Molecular FormulaC9H7NO3S
Molecular Weight209.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7-Methoxybenzothiazole-2-carboxylic acid CAS 1188162-80-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 209.22 g/mol gives 7-Methoxybenzothiazole-2-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

7-Methoxybenzothiazole-2-carboxylic acid (CAS 1188162-80-2) is a high-purity analytical reference standard with the molecular formula C9H7NO3S and a molecular weight of 209.22 g/mol.

Based on its molecular formula C9H7NO3S, 7-Methoxybenzothiazole-2-carboxylic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 209.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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 7-Methoxybenzothiazole-2-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 FormulaC9H7NO3S
Molecular Weight209.22 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.)1989
Nitrogen Atoms1
Sulfur Atoms1

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