1-Isopropyl-3-(thiophen-2-yl)-1H-pyrazole-4-carbaldehyde CAS 1249446-49-8

Description

Compared with other compounds in its class, the molecular weight of 220.29 g/mol gives 1-Isopropyl-3-(thiophen-2-yl)-1H-pyrazole-4-carbaldehyde distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-Isopropyl-3-(thiophen-2-yl)-1H-pyrazole-4-carbaldehyde (CAS 1249446-49-8) is a high-purity analytical reference standard with the molecular formula C11H12N2OS and a molecular weight of 220.29 g/mol.

Structurally, 1-Isopropyl-3-(thiophen-2-yl)-1H-pyrazole-4-carbaldehyde (C11H12N2OS) 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 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 220.29 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.

CATO manufactures 1-Isopropyl-3-(thiophen-2-yl)-1H-pyrazole-4-carbaldehyde 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

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