15151-14-1

Basic information

• Product Name: rac-2-Methyl-4-phenyl-4H-pyrano[3,2-c]benzopyran-5-one
• Synonyms: rac-2-Methyl-4-phenyl-4H-pyrano[3,2-c]benzopyran-5-one;2-Methyl-4-phenyl-4H,5H-pyrano[3,2-c][1]benzopyran-5-one;2-Methyl-4-phenyl-5-oxo-γ-pyrano[3,2-c][1]benzopyran
• CAS NO: 15151-14-1
• Molecular Formula: C₁₉H₁₄O₃
• Molecular Weight: 290.31266
• Product Categories: Aromatics;Heterocycles;Intermediates & Fine Chemicals;Pharmaceuticals
• Mol File: 15151-14-1.mol

Chemical Properties

• Boiling Point: 497.226°C at 760 mmHg
• Flash Point: 215.067°C
• Appearance: /
• Density: 1.302g/cm³
• Vapor Pressure: 0mmHg at 25°C
• Refractive Index: 1.662
• CAS DataBase Reference: rac-2-Methyl-4-phenyl-4H-pyrano[3,2-c]benzopyran-5-one(CAS DataBase Reference)
• NIST Chemistry Reference: rac-2-Methyl-4-phenyl-4H-pyrano[3,2-c]benzopyran-5-one(15151-14-1)
• EPA Substance Registry System: rac-2-Methyl-4-phenyl-4H-pyrano[3,2-c]benzopyran-5-one(15151-14-1)

Safety Data

• Hazardous Substances Data: 15151-14-1(Hazardous Substances Data)

Usage

Uses

Intermediate in the preparation of Warfarin metabolites

InChI:InChI=1/C19H14O3/c1-12-11-15(13-7-3-2-4-8-13)17-18(21-12)14-9-5-6-10-16(14)22-19(17)20/h2-11,15H,1H3

Upstream product

• 4438-85-1 3H-chromene-2,4-dione 
• 32398-66-6 1-phenylbut-2-yn-1-ol 
• 1076-38-6 4-hydroxy[1]benzopyran-2-one 
• 122-57-6 1-Phenylbut-1-en-3-one 
• 100-52-7 benzaldehyde 
• 67-64-1 acetone 
• 7601-90-3 perchloric acid 
• 108-24-7 acetic anhydride 
• 113950-47-3 warfarin 
• 5979-00-0 4-acetoxy-3-(3-oxo-1-phenylbutyl)-2H-1-benzopyran-2-one 
• 15059-37-7 2-ethanoylwarfarin 
• 518-20-7 pyranocoumarin 

Relevant articles and documents

KF/clinoptilolite nanoparticles as a novel catalyst for the green synthesis of chromens using three component reactions of 4-hydroxycoumarins: Study of antioxidant activity

In this research, the green synthesis of chromen derivatives in good yields is described via three-component reactions of 4-hydroxycumarine, aldehydes or ketones, and methyl ketones in the presence of KF/clinoptilolite nanoparticles (KF/CP-NPs) under solv

Regioselective synthesis of pyrano[3,2-c]coumarins via Cu(II)-catalyzed tandem reaction

Efficient synthesis of pyrano[3,2-c]coumarins has been achieved via copper(II) triflate catalyzed tandem reaction of 4-hydroxycoumarin with α,β-unsaturated carbonyl compounds in high yields. The catalytic reaction proceeded very smoothly under solvent-fre

Bi(OTf)3-catalyzed solvent-free synthesis of pyrano[3,2-c]coumarins through a tandem addition/annulation reaction between chalcones and 4-hydroxycoumarins

A Bi(OTf)3-catalyzed tandem addition/annulation reaction is described in order to synthesize pyrano[3,2-c]coumarins under solvent-free conditions. Substituted/unsubstituted chalcones were conveniently condensed with various 4-hydroxycoumarins b

Gold(III)-catalyzed tandem conjugate addition/annulation of 4-hydroxycoumarins with α,β-unsaturated ketones

An efficient and selective approach for the synthesis of functionalized pyranocoumarins has been developed via a gold(III)-catalyzed tandem conjugate addition/annulation reaction of 4-hydroxycoumarins with α,β- unsaturated ketones.

Ruthenium-catalyzed addition of carboxylic acids or cyclic 1,3-dicarbonyl compounds to propargyl alcohols

Monomeric ruthenium(O) complexes containing redox-coupled dienone ligands were found to catalyze the regio-selective addition of carboxylic acids or cyclic 1,3-dicarbonyl compounds to propargyl alcohols.