Ethyl 5-cyano-1-(m-tolyl)-1H-pyrazole-4-carboxylate CAS 98476-13-2

Purity 97%+In StockPharmaceutical Standards
CAS No.98476-13-2
Molecular FormulaC14H13N3O2
Molecular Weight255.27 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 5-cyano-1-(m-tolyl)-1H-pyrazole-4-carboxylate CAS 98476-13-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 255.27 g/mol gives Ethyl 5-cyano-1-(m-tolyl)-1H-pyrazole-4-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Ethyl 5-cyano-1-(m-tolyl)-1H-pyrazole-4-carboxylate (CAS 98476-13-2), a certified reference material (molecular formula C14H13N3O2, MW 255.27 g/mol) for analytical method development and quality control.

The molecular framework of Ethyl 5-cyano-1-(m-tolyl)-1H-pyrazole-4-carboxylate (C14H13N3O2) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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

CATO manufactures Ethyl 5-cyano-1-(m-tolyl)-1H-pyrazole-4-carboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC14H13N3O2
Molecular Weight255.27 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Nitrogen Atoms3

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