3,5-Dimethyl-1H-pyrazole-1-carbonitrile CAS 27257-91-6

Purity 97%+In StockPharmaceutical Standards
CAS No.27257-91-6
Molecular FormulaC6H7N3
Molecular Weight121.14 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,5-Dimethyl-1H-pyrazole-1-carbonitrile CAS 27257-91-6 chemical structure

Description

The occurrence of 3,5-Dimethyl-1H-pyrazole-1-carbonitrile is closely related to a nitrile group, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 3,5-Dimethyl-1H-pyrazole-1-carbonitrile (CAS 27257-91-6), a certified reference material (molecular formula C6H7N3, MW 121.14 g/mol) for analytical method development and quality control.

Structurally, 3,5-Dimethyl-1H-pyrazole-1-carbonitrile (C6H7N3) contains a nitrile group, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 121.14 g/mol, it falls into the low-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), 3,5-Dimethyl-1H-pyrazole-1-carbonitrile 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

Molecular FormulaC6H7N3
Molecular Weight121.14 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1964
Nitrogen Atoms3

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