(4-Methyl-1H-imidazol-5-yl)methanethiol CAS 70334-05-3

Purity 97%+In StockPharmaceutical Standards
CAS No.70334-05-3
Molecular FormulaC5H8N2S
Molecular Weight128.20 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(4-Methyl-1H-imidazol-5-yl)methanethiol CAS 70334-05-3 chemical structure

Description

(4-Methyl-1H-imidazol-5-yl)methanethiol (CAS 70334-05-3), molecular formula C5H8N2S and molecular weight 128.20 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, (4-Methyl-1H-imidazol-5-yl)methanethiol (C5H8N2S) contains a nitrile group, sulfur-containing functionality. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 128.20 g/mol, it falls into the low-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.

CATO manufactures (4-Methyl-1H-imidazol-5-yl)methanethiol 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 FormulaC5H8N2S
Molecular Weight128.20 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)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1977
Nitrogen Atoms2
Sulfur Atoms1

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