2-Fluoro-5-(1-methyl-1H-pyrazol-5-yl)benzaldehyde CAS 1341303-81-8

Purity 97%+In StockPharmaceutical Standards
CAS No.1341303-81-8
Molecular FormulaC11H9FN2O
Molecular Weight204.20 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Fluoro-5-(1-methyl-1H-pyrazol-5-yl)benzaldehyde CAS 1341303-81-8 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-Fluoro-5-(1-methyl-1H-pyrazol-5-yl)benzaldehyde.

2-Fluoro-5-(1-methyl-1H-pyrazol-5-yl)benzaldehyde (CAS 1341303-81-8), molecular formula C11H9FN2O and molecular weight 204.20 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of 2-Fluoro-5-(1-methyl-1H-pyrazol-5-yl)benzaldehyde (C11H9FN2O) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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), 2-Fluoro-5-(1-methyl-1H-pyrazol-5-yl)benzaldehyde 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 FormulaC11H9FN2O
Molecular Weight204.20 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Halogen ContentF-containing
Nitrogen Atoms2

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