(7S)-(+)-3-(3,4,5-triacetoxyphenyl)acrylic 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-(3,4,5-triacetoxyphenyl)acrylic acid 8,8-dimethyl-2-oxo-6,7-dihydro-2H,8H-pyrano[3,2-g]chromen-7-yl ester
CAS No.:1262418-81-4
Molecular Formula:C₂₉H₂₆O₁₁
Molecular Weight:550.519
Hs Code.:

Synonyms:(7S)-(+)-3-(3,4,5-triacetoxyphenyl)acrylic 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-(3,4,5-triacetoxyphenyl)acrylic 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-(3,4,5-triacetoxyphenyl)acrylic acid 8,8-dimethyl-2-oxo-6,7-dihydro-2H,8H-pyrano[3,2-g]chromen-7-yl ester

There total 3 articles about (7S)-(+)-3-(3,4,5-triacetoxyphenyl)acrylic 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: 19.5%

: 1001129-73-2
(7S)-(+)-3-(3,4,5-trihydroxyphenyl)acrylic acid 8,8-dimethyl-2-oxo-6,7-dihydro-2H,8H-pyrano[3,2-g]chromen-7-yl ester

: 75-36-5
acetyl chloride

: 1262418-81-4
(7S)-(+)-3-(3,4,5-triacetoxyphenyl)acrylic 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 ℃; for 8h;
DOI:10.1016/j.ejmech.2010.09.006

Reference yield:

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

: 1262418-81-4
(7S)-(+)-3-(3,4,5-triacetoxyphenyl)acrylic 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 3 steps

1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; dmap / dichloromethane / 20 °C

2: boron tribromide / dichloromethane; water / 20 °C / Cooling with ice

3: pyridine / dichloromethane / 8 h / 20 °C

With pyridine; dmap; boron tribromide; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In dichloromethane; water;
DOI:10.1016/j.bmcl.2016.06.029

Reference yield:

: 90-50-6
3,4,5-trimethoxycinnamic acid

: 1262418-81-4
(7S)-(+)-3-(3,4,5-triacetoxyphenyl)acrylic 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 3 steps

1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; dmap / dichloromethane / 20 °C

2: boron tribromide / dichloromethane; water / 20 °C / Cooling with ice

3: pyridine / dichloromethane / 8 h / 20 °C

With pyridine; dmap; boron tribromide; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In dichloromethane; water;
DOI:10.1016/j.bmcl.2016.06.029