2-(thiophene-3-carbonyl)butanenitrile CAS 1156898-73-5

Description

Compared with other compounds in its class, the molecular weight of 179.24 g/mol gives 2-(thiophene-3-carbonyl)butanenitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-(thiophene-3-carbonyl)butanenitrile (CAS 1156898-73-5), molecular formula C9H9NOS and molecular weight 179.24 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 2-(thiophene-3-carbonyl)butanenitrile (C9H9NOS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. 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 179.24 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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-(thiophene-3-carbonyl)butanenitrile 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

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