4-Benzoyl-3-cyano-1-ethyl-5-methyl-1H-pyrrole-2-carboxylic acid CAS 477846-45-0

Purity 97%+In StockPharmaceutical Standards
CAS No.477846-45-0
Molecular FormulaC16H14N2O3
Molecular Weight282.29 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Benzoyl-3-cyano-1-ethyl-5-methyl-1H-pyrrole-2-carboxylic acid CAS 477846-45-0 chemical structure

Description

The occurrence of 4-Benzoyl-3-cyano-1-ethyl-5-methyl-1H-pyrrole-2-carboxylic acid is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4-Benzoyl-3-cyano-1-ethyl-5-methyl-1H-pyrrole-2-carboxylic acid (CAS 477846-45-0) is a high-purity analytical reference standard with the molecular formula C16H14N2O3 and a molecular weight of 282.29 g/mol.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, 4-Benzoyl-3-cyano-1-ethyl-5-methyl-1H-pyrrole-2-carboxylic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 282.29 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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), 4-Benzoyl-3-cyano-1-ethyl-5-methyl-1H-pyrrole-2-carboxylic acid 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 FormulaC16H14N2O3
Molecular Weight282.29 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms2

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