(3-Chlorobenzo[b]thiophen-2-yl)methanol CAS 124168-55-4

Purity 97%+In StockPharmaceutical Standards
CAS No.124168-55-4
Molecular FormulaC9H7ClOS
Molecular Weight198.67 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(3-Chlorobenzo[b]thiophen-2-yl)methanol CAS 124168-55-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 198.67 g/mol gives (3-Chlorobenzo[b]thiophen-2-yl)methanol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(3-Chlorobenzo[b]thiophen-2-yl)methanol (CAS 124168-55-4), molecular formula C9H7ClOS and molecular weight 198.67 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of (3-Chlorobenzo[b]thiophen-2-yl)methanol (C9H7ClOS) is characterized by sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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).

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 FormulaC9H7ClOS
Molecular Weight198.67 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.)1992
Halogen ContentCl-containing
Sulfur Atoms1

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