5-(Pyridin-4-yl)thiophene-2-carbaldehyde CAS 129770-69-0

Description

Compared with other compounds in its class, the molecular weight of 189.23 g/mol gives 5-(Pyridin-4-yl)thiophene-2-carbaldehyde distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-(Pyridin-4-yl)thiophene-2-carbaldehyde (CAS 129770-69-0), molecular formula C10H7NOS and molecular weight 189.23 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 5-(Pyridin-4-yl)thiophene-2-carbaldehyde (C10H7NOS) 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 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 189.23 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

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