5-(5-Chloro-2-methoxyphenyl)-1H-1,2,4-triazole-3-thiol CAS 554423-96-0

Purity 97%+In StockPharmaceutical Standards
CAS No.554423-96-0
Molecular FormulaC9H10ClN3OS
Molecular Weight243.71 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-(5-Chloro-2-methoxyphenyl)-1H-1,2,4-triazole-3-thiol CAS 554423-96-0 chemical structure

Description

The occurrence of 5-(5-Chloro-2-methoxyphenyl)-1H-1,2,4-triazole-3-thiol 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.

5-(5-Chloro-2-methoxyphenyl)-1H-1,2,4-triazole-3-thiol (CAS 554423-96-0) is a high-purity analytical reference standard with the molecular formula C9H10ClN3OS and a molecular weight of 243.71 g/mol.

Structurally, 5-(5-Chloro-2-methoxyphenyl)-1H-1,2,4-triazole-3-thiol (C9H10ClN3OS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 243.71 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC9H10ClN3OS
Molecular Weight243.71 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1984
Halogen ContentCl-containing
Nitrogen Atoms3
Sulfur Atoms1

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