(2E)-2-({[(2-chlorophenyl)methyl]amino}methylidene)-3,4-dihydro-2H-1,4-benzothiazin-3-one CAS 338416-77-6

Purity 97%+In StockPharmaceutical Standards
CAS No.338416-77-6
Molecular FormulaC16H13ClN2OS
Molecular Weight316.81 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2E)-2-({[(2-chlorophenyl)methyl]amino}methylidene)-3,4-dihydro-2H-1,4-benzothiazin-3-one CAS 338416-77-6 chemical structure

Description

The occurrence of (2E)-2-({[(2-chlorophenyl)methyl]amino}methylidene)-3,4-dihydro-2H-1,4-benzothiazin-3-one is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

(2E)-2-({[(2-chlorophenyl)methyl]amino}methylidene)-3,4-dihydro-2H-1,4-benzothiazin-3-one (CAS 338416-77-6), molecular formula C16H13ClN2OS and molecular weight 316.81 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C16H13ClN2OS, (2E)-2-({[(2-chlorophenyl)methyl]amino}methylidene)-3,4-dihydro-2H-1,4-benzothiazin-3-one contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 316.81 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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 (2E)-2-({[(2-chlorophenyl)methyl]amino}methylidene)-3,4-dihydro-2H-1,4-benzothiazin-3-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 FormulaC16H13ClN2OS
Molecular Weight316.81 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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