3-chloro-1,2,4-thiadiazole CAS 2254-60-6

Purity 97%+In StockPharmaceutical Standards
CAS No.2254-60-6
Molecular FormulaC2H5ClN2S
Molecular Weight124.59 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-chloro-1,2,4-thiadiazole CAS 2254-60-6 chemical structure

Description

As a certified reference material (CRM), 3-chloro-1,2,4-thiadiazole 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.

3-chloro-1,2,4-thiadiazole (CAS 2254-60-6) is a high-purity analytical reference standard with the molecular formula C2H5ClN2S and a molecular weight of 124.59 g/mol.

Structurally, 3-chloro-1,2,4-thiadiazole (C2H5ClN2S) contains sulfur-containing functionality, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 124.59 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.

Physical & Chemical Properties

Molecular FormulaC2H5ClN2S
Molecular Weight124.59 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)1.0
CAS Registry Year (est.)1957
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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