1-Phenyl-1H-benzo[d][1,3]thiazine-2,4-dithione CAS 56043-02-8

Purity 97%+In StockPharmaceutical Standards
CAS No.56043-02-8
Molecular FormulaC14H9NS3
Molecular Weight287.42 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Phenyl-1H-benzo[d][1,3]thiazine-2,4-dithione CAS 56043-02-8 chemical structure

Description

1-Phenyl-1H-benzo[d][1,3]thiazine-2,4-dithione (CAS 56043-02-8), molecular formula C14H9NS3 and molecular weight 287.42 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 1-Phenyl-1H-benzo[d][1,3]thiazine-2,4-dithione (C14H9NS3) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 287.42 g/mol, it falls into the medium-molecular-weight range. 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), 1-Phenyl-1H-benzo[d][1,3]thiazine-2,4-dithione 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 FormulaC14H9NS3
Molecular Weight287.42 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1973
Nitrogen Atoms1
Sulfur Atoms3

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