2-(Methylthio)-4H-benzo[e][1,3]thiazin-4-one CAS 122942-04-5

Purity 97%+In StockPharmaceutical Standards
CAS No.122942-04-5
Molecular FormulaC9H7NOS2
Molecular Weight209.29 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(Methylthio)-4H-benzo[e][1,3]thiazin-4-one CAS 122942-04-5 chemical structure

Description

CATO manufactures 2-(Methylthio)-4H-benzo[e][1,3]thiazin-4-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.

2-(Methylthio)-4H-benzo[e][1,3]thiazin-4-one (CAS 122942-04-5), molecular formula C9H7NOS2 and molecular weight 209.29 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 2-(Methylthio)-4H-benzo[e][1,3]thiazin-4-one (C9H7NOS2) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 209.29 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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.

Physical & Chemical Properties

Molecular FormulaC9H7NOS2
Molecular Weight209.29 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1992
Nitrogen Atoms1
Sulfur Atoms2

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