4-Cyclopropyl-5-methyl-1H-pyrazol-3-amine CAS 1533442-38-4

Description

Compared with other compounds in its class, the molecular weight of 137.18 g/mol gives 4-Cyclopropyl-5-methyl-1H-pyrazol-3-amine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-Cyclopropyl-5-methyl-1H-pyrazol-3-amine (CAS 1533442-38-4), molecular formula C7H11N3 and molecular weight 137.18 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a nitrile group, an aromatic ring system, 4-Cyclopropyl-5-methyl-1H-pyrazol-3-amine is typically off-white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 137.18 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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), 4-Cyclopropyl-5-methyl-1H-pyrazol-3-amine 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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