139591-56-3

Upstream product

• 143999-19-3 7-(3-Phenyl-2-propenyloxy)-3-phenyl-(4H)-1-benzopyran-4-one 
• 13057-72-2 7-hydroxyisoflavone 

Downstream Products

• 139591-57-4 7-(1,1-dimethyl-3-prop-2-ynyloxy)-3-phenyl-8-(1-phenyl prop-2-enyl) benzopyran-<4H>-one 
• 143999-28-4 3,6-Diphenyl-2-methyl-(7H)furo<2,3-h>-1-benzopyran-7-one 
• 69747-59-7 7-Hydroxy-8-(1-phenyl-1-propenyl)-3-phenyl-(4H)-1-benzopyran-4-one 
• 143999-25-1 7-Hydroxy-8-(phenylethanal)-3-phenyl-(4H)-1-benzopyran-4-one 
• 143999-27-3 trans-2,3-Dihydro-3,6-diphenyl-2-methyl-(7H)furo<2,3-h>-1-benzopyran-7-one 
• 143999-27-3 cis-2,3-Dihydro-3,6-diphenyl-2-methyl-(7H)furo<2,3-h>-1-benzopyran-7-one 
• 139591-58-5 2,2-dimethyl-7-phenyl-10-(1-phenyl-prop-1-enyl)pyrano (2,3-g) benzopyran-<6H>-one 
• 143999-26-2 3,6-Diphenyl-(7H)furo<2,3-h>-1-benzopyran-7-one 

Relevant academic research and scientific papers

A Study of the Claisen Rearrangement of 7-(3-Phenyl-2-propenyloxy)-3-phenyl-(4H)-1-benzopyran-4-one Derivatives

The Claisen rearrangement of 7-(3-phenyl-2-propenyloxy)-3-phenyl-(4H)-1-benzopyran-4-one (2a) gave 7-hydroxy-8-(1-phenyl-2-propenyl)-3-phenyl-(4H)-1-benzopyran-4-one (3a) and 2,3-dihydro-2,6-diphenyl-3-methyl-(7H)furo-benzopyran-7-one (7a). 2-Methy