2'-(2-Fluorophenyl)-2,4-dihydrospiro[1-benzopyran-3,1'-cyclopropane]-4-one CAS 477864-18-9

Purity 97%+In StockPharmaceutical Standards
CAS No.477864-18-9
Molecular FormulaC17H13FO2
Molecular Weight268.28 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2'-(2-Fluorophenyl)-2,4-dihydrospiro[1-benzopyran-3,1'-cyclopropane]-4-one CAS 477864-18-9 chemical structure

Description

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

2'-(2-Fluorophenyl)-2,4-dihydrospiro[1-benzopyran-3,1'-cyclopropane]-4-one (CAS 477864-18-9), molecular formula C17H13FO2 and molecular weight 268.28 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C17H13FO2, 2'-(2-Fluorophenyl)-2,4-dihydrospiro[1-benzopyran-3,1'-cyclopropane]-4-one contains a steroid core, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 268.28 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).

CATO manufactures 2'-(2-Fluorophenyl)-2,4-dihydrospiro[1-benzopyran-3,1'-cyclopropane]-4-one 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 FormulaC17H13FO2
Molecular Weight268.28 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF-containing

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