4-methyl-4,5,6,7-tetrahydro-1-benzothiophen-7-one CAS 1864061-40-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1864061-40-4
Molecular FormulaC9H10OS
Molecular Weight166.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-methyl-4,5,6,7-tetrahydro-1-benzothiophen-7-one CAS 1864061-40-4 chemical structure

Description

The occurrence of 4-methyl-4,5,6,7-tetrahydro-1-benzothiophen-7-one is closely related to sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4-methyl-4,5,6,7-tetrahydro-1-benzothiophen-7-one (CAS 1864061-40-4) is a high-purity analytical reference standard with the molecular formula C9H10OS and a molecular weight of 166.24 g/mol.

Based on its molecular formula C9H10OS, 4-methyl-4,5,6,7-tetrahydro-1-benzothiophen-7-one contains sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 166.24 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.

As a certified reference material (CRM), 4-methyl-4,5,6,7-tetrahydro-1-benzothiophen-7-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC9H10OS
Molecular Weight166.24 g/mol
Purity97%+
StorageStore at 2-8°C
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityStable under recommended storage conditions
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995
Sulfur Atoms1

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