Ethyl 2-oxo-4-propyl-2H-chromene-3-carboxylate CAS 100976-32-7

Purity 97%+In StockPharmaceutical Standards
CAS No.100976-32-7
Molecular FormulaC15H16O4
Molecular Weight260.29 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 2-oxo-4-propyl-2H-chromene-3-carboxylate CAS 100976-32-7 chemical structure

Description

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

Ethyl 2-oxo-4-propyl-2H-chromene-3-carboxylate (CAS 100976-32-7), molecular formula C15H16O4 and molecular weight 260.29 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, Ethyl 2-oxo-4-propyl-2H-chromene-3-carboxylate (C15H16O4) contains a flavonoid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 260.29 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

As a certified reference material (CRM), Ethyl 2-oxo-4-propyl-2H-chromene-3-carboxylate 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 FormulaC15H16O4
Molecular Weight260.29 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 chloroform, dichloromethane, ethyl acetate, DMSO
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.)1985

Recommended Standards

Why CATO?