7-Chlorobenzo[d]thiazol-2(3H)-one CAS 80416-76-8

Purity 97%+In StockPharmaceutical Standards
CAS No.80416-76-8
Molecular FormulaC7H4ClNOS
Molecular Weight185.63 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7-Chlorobenzo[d]thiazol-2(3H)-one CAS 80416-76-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 185.63 g/mol gives 7-Chlorobenzo[d]thiazol-2(3H)-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

7-Chlorobenzo[d]thiazol-2(3H)-one (CAS 80416-76-8) is a high-purity analytical reference standard with the molecular formula C7H4ClNOS and a molecular weight of 185.63 g/mol.

7-Chlorobenzo[d]thiazol-2(3H)-one (C7H4ClNOS) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point; 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 7-Chlorobenzo[d]thiazol-2(3H)-one 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 FormulaC7H4ClNOS
Molecular Weight185.63 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1979
Halogen ContentCl-containing
Nitrogen Atoms1
Sulfur Atoms1

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