(7S)-(+)-3-phenylacrylic acid 8,8-dimethyl-2-oxo-6,7-dihydro-2H,8H-pyrano[3,2-g]chromen-7-yl ester

Base Information

Chemical Name:(7S)-(+)-3-phenylacrylic acid 8,8-dimethyl-2-oxo-6,7-dihydro-2H,8H-pyrano[3,2-g]chromen-7-yl ester
CAS No.:1001129-56-1
Molecular Formula:C₂₃H₂₀O₅
Molecular Weight:376.409
Hs Code.:

Synonyms:(7S)-(+)-3-phenylacrylic acid 8,8-dimethyl-2-oxo-6,7-dihydro-2H,8H-pyrano[3,2-g]chromen-7-yl ester

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Chemical Property of (7S)-(+)-3-phenylacrylic acid 8,8-dimethyl-2-oxo-6,7-dihydro-2H,8H-pyrano[3,2-g]chromen-7-yl ester

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Technology Process of (7S)-(+)-3-phenylacrylic acid 8,8-dimethyl-2-oxo-6,7-dihydro-2H,8H-pyrano[3,2-g]chromen-7-yl ester

There total 2 articles about (7S)-(+)-3-phenylacrylic acid 8,8-dimethyl-2-oxo-6,7-dihydro-2H,8H-pyrano[3,2-g]chromen-7-yl ester which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 49.3%

: 5993-18-0,15575-65-2,21860-31-1,23458-02-8
decursinol

: 102-92-1,17082-09-6
cinnamoyl chloride

: 1001129-56-1
(7S)-(+)-3-phenylacrylic acid 8,8-dimethyl-2-oxo-6,7-dihydro-2H,8H-pyrano[3,2-g]chromen-7-yl ester

Guidance literature:: With pyridine; In dichloromethane; at 20 ℃;
DOI:10.1016/j.ejmech.2010.09.006

Reference yield:

: 621-82-9
Cinnamic acid

: 1001129-56-1
(7S)-(+)-3-phenylacrylic acid 8,8-dimethyl-2-oxo-6,7-dihydro-2H,8H-pyrano[3,2-g]chromen-7-yl ester

Guidance literature:: Multi-step reaction with 2 steps

1: thionyl chloride / N,N-dimethyl-formamide / benzene / 5 h / 70 - 80 °C / Heating / reflux

2: pyridine / dichloromethane / 2 h / 20 °C

With pyridine; thionyl chloride; N,N-dimethyl-formamide; In dichloromethane; benzene;