5-[2-(4-Hydroxy-2-methylanilino)vinyl]-3-(methylsulfanyl)-4-isothiazolecarbonitrile CAS 338751-30-7

Purity 97%+In StockPharmaceutical Standards
CAS No.338751-30-7
Molecular FormulaC14H13N3OS2
Molecular Weight303.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-[2-(4-Hydroxy-2-methylanilino)vinyl]-3-(methylsulfanyl)-4-isothiazolecarbonitrile CAS 338751-30-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 303.40 g/mol gives 5-[2-(4-Hydroxy-2-methylanilino)vinyl]-3-(methylsulfanyl)-4-isothiazolecarbonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-[2-(4-Hydroxy-2-methylanilino)vinyl]-3-(methylsulfanyl)-4-isothiazolecarbonitrile (CAS 338751-30-7), molecular formula C14H13N3OS2 and molecular weight 303.40 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C14H13N3OS2, 5-[2-(4-Hydroxy-2-methylanilino)vinyl]-3-(methylsulfanyl)-4-isothiazolecarbonitrile contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 303.40 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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 5-[2-(4-Hydroxy-2-methylanilino)vinyl]-3-(methylsulfanyl)-4-isothiazolecarbonitrile 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 FormulaC14H13N3OS2
Molecular Weight303.40 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms3
Sulfur Atoms2

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