1-Benzyl-3-(4-ethylphenyl)-1h-pyrazole-4-carbaldehyde CAS 956513-35-2

Purity 97%+In StockPharmaceutical Standards
CAS No.956513-35-2
Molecular FormulaC19H18N2O
Molecular Weight290.36 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Benzyl-3-(4-ethylphenyl)-1h-pyrazole-4-carbaldehyde CAS 956513-35-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 290.36 g/mol gives 1-Benzyl-3-(4-ethylphenyl)-1h-pyrazole-4-carbaldehyde distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-Benzyl-3-(4-ethylphenyl)-1h-pyrazole-4-carbaldehyde (CAS 956513-35-2) is a high-purity analytical reference standard with the molecular formula C19H18N2O and a molecular weight of 290.36 g/mol.

Structurally, 1-Benzyl-3-(4-ethylphenyl)-1h-pyrazole-4-carbaldehyde (C19H18N2O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 290.36 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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), 1-Benzyl-3-(4-ethylphenyl)-1h-pyrazole-4-carbaldehyde 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 FormulaC19H18N2O
Molecular Weight290.36 g/mol
AppearancePale yellow to yellow crystalline powder
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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms2

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