5-ethyl-1-(2-methylphenyl)-1H-pyrazol-4-amine CAS 1245007-43-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1245007-43-5
Molecular FormulaC12H15N3
Molecular Weight201.27 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-ethyl-1-(2-methylphenyl)-1H-pyrazol-4-amine CAS 1245007-43-5 chemical structure

Description

CATO supplies 5-ethyl-1-(2-methylphenyl)-1H-pyrazol-4-amine (CAS 1245007-43-5), a certified reference material (molecular formula C12H15N3, MW 201.27 g/mol) for analytical method development and quality control.

Based on its molecular formula C12H15N3, 5-ethyl-1-(2-methylphenyl)-1H-pyrazol-4-amine contains a nitrogen-containing heterocyclic scaffold, a nitrile group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 201.27 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 5-ethyl-1-(2-methylphenyl)-1H-pyrazol-4-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

Molecular FormulaC12H15N3
Molecular Weight201.27 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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Nitrogen Atoms3

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