5-Amino-1-(pentan-3-yl)-1H-pyrazole-4-carboxamide CAS 666235-34-3

Purity 97%+In StockPharmaceutical Standards
CAS No.666235-34-3
Molecular FormulaC9H16N4O
Molecular Weight196.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Amino-1-(pentan-3-yl)-1H-pyrazole-4-carboxamide CAS 666235-34-3 chemical structure

Description

As a certified reference material (CRM), 5-Amino-1-(pentan-3-yl)-1H-pyrazole-4-carboxamide 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.

5-Amino-1-(pentan-3-yl)-1H-pyrazole-4-carboxamide (CAS 666235-34-3), molecular formula C9H16N4O and molecular weight 196.25 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 5-Amino-1-(pentan-3-yl)-1H-pyrazole-4-carboxamide (C9H16N4O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 196.25 g/mol, it falls into the medium-molecular-weight range. 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.

Physical & Chemical Properties

Molecular FormulaC9H16N4O
Molecular Weight196.25 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
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)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Nitrogen Atoms4

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