1-(1,3-Benzothiazol-2-yl)-3-methyl-1H-pyrazol-5-ol CAS 106515-46-2

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1-(1,3-Benzothiazol-2-yl)-3-methyl-1H-pyrazol-5-ol.

1-(1,3-Benzothiazol-2-yl)-3-methyl-1H-pyrazol-5-ol (CAS 106515-46-2), molecular formula C11H9N3OS and molecular weight 231.27 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 1-(1,3-Benzothiazol-2-yl)-3-methyl-1H-pyrazol-5-ol (C11H9N3OS) 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 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 231.27 g/mol, it falls into the medium-molecular-weight range. 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.

As a certified reference material (CRM), 1-(1,3-Benzothiazol-2-yl)-3-methyl-1H-pyrazol-5-ol 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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