4-Amino-2-[1-(cyclopropylmethyl)-4-pyrazolyl]pyrimidine CAS 1643499-70-0

Purity 97%+In StockPharmaceutical Standards
CAS No.1643499-70-0
Molecular FormulaC11H13N5
Molecular Weight215.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Amino-2-[1-(cyclopropylmethyl)-4-pyrazolyl]pyrimidine CAS 1643499-70-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 215.25 g/mol gives 4-Amino-2-[1-(cyclopropylmethyl)-4-pyrazolyl]pyrimidine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-Amino-2-[1-(cyclopropylmethyl)-4-pyrazolyl]pyrimidine (CAS 1643499-70-0) is a high-purity analytical reference standard with the molecular formula C11H13N5 and a molecular weight of 215.25 g/mol.

Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, 4-Amino-2-[1-(cyclopropylmethyl)-4-pyrazolyl]pyrimidine is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 215.25 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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), 4-Amino-2-[1-(cyclopropylmethyl)-4-pyrazolyl]pyrimidine 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 FormulaC11H13N5
Molecular Weight215.25 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1993
Nitrogen Atoms5

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