5-Methyl-2-thiocyanato-1H-benzo[d]imidazole CAS 66558-19-8

Purity 97%+In StockPharmaceutical Standards
CAS No.66558-19-8
Molecular FormulaC9H7N3S
Molecular Weight189.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Methyl-2-thiocyanato-1H-benzo[d]imidazole CAS 66558-19-8 chemical structure

Description

As a certified reference material (CRM), 5-Methyl-2-thiocyanato-1H-benzo[d]imidazole 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.

5-Methyl-2-thiocyanato-1H-benzo[d]imidazole (CAS 66558-19-8), molecular formula C9H7N3S and molecular weight 189.24 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C9H7N3S, 5-Methyl-2-thiocyanato-1H-benzo[d]imidazole contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 189.24 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.

Physical & Chemical Properties

Molecular FormulaC9H7N3S
Molecular Weight189.24 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1976
Nitrogen Atoms3
Sulfur Atoms1

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Why CATO?