5-Methoxy-1-methyl-1H-pyrazole-4-carbaldehyde CAS 1365939-28-1

Description

Compared with other compounds in its class, the molecular weight of 140.14 g/mol gives 5-Methoxy-1-methyl-1H-pyrazole-4-carbaldehyde distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-Methoxy-1-methyl-1H-pyrazole-4-carbaldehyde (CAS 1365939-28-1), molecular formula C6H8N2O2 and molecular weight 140.14 g/mol, is a CATO reference standard with documented purity and traceability.

5-Methoxy-1-methyl-1H-pyrazole-4-carbaldehyde (C6H8N2O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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), 5-Methoxy-1-methyl-1H-pyrazole-4-carbaldehyde 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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