2-Amino-4,5-dimethylthiazole CAS 2289-75-0

Purity 97%+In StockPharmaceutical Standards
CAS No.2289-75-0
Molecular FormulaC5H8N2S
Molecular Weight128.20 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Amino-4,5-dimethylthiazole CAS 2289-75-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 128.20 g/mol gives 2-Amino-4,5-dimethylthiazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-Amino-4,5-dimethylthiazole (CAS 2289-75-0) is a high-purity analytical reference standard with the molecular formula C5H8N2S and a molecular weight of 128.20 g/mol.

The molecular framework of 2-Amino-4,5-dimethylthiazole (C5H8N2S) is characterized by a nitrile group, sulfur-containing functionality. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.

As a certified reference material (CRM), 2-Amino-4,5-dimethylthiazole 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 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.)1957
Nitrogen Atoms2
Sulfur Atoms1

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