2-(6-benzoyloxymethyl-2,4-dibenzyloxyphenyl)-6-vinyl-2,3-dihydro-4H-pyran-4-one

Base Information

Chemical Name:2-(6-benzoyloxymethyl-2,4-dibenzyloxyphenyl)-6-vinyl-2,3-dihydro-4H-pyran-4-one
CAS No.:114644-83-6
Molecular Formula:C₃₅H₃₂O₆
Molecular Weight:548.635
Hs Code.:

Synonyms:2-(6-benzoyloxymethyl-2,4-dibenzyloxyphenyl)-6-vinyl-2,3-dihydro-4H-pyran-4-one

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Chemical Property of 2-(6-benzoyloxymethyl-2,4-dibenzyloxyphenyl)-6-vinyl-2,3-dihydro-4H-pyran-4-one

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Technology Process of 2-(6-benzoyloxymethyl-2,4-dibenzyloxyphenyl)-6-vinyl-2,3-dihydro-4H-pyran-4-one

There total 8 articles about 2-(6-benzoyloxymethyl-2,4-dibenzyloxyphenyl)-6-vinyl-2,3-dihydro-4H-pyran-4-one 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: 70.0%

: 1826-67-1
vinyl magnesium bromide

: 114644-82-5
2-(6-benzoyloxymethyl-2,4-dibenzyloxyphenyl)-2,3-dihydro-4H-pyran-4-one

: 114644-83-6
2-(6-benzoyloxymethyl-2,4-dibenzyloxyphenyl)-6-vinyl-2,3-dihydro-4H-pyran-4-one

Guidance literature:: With copper(l) iodide; dimethylsulfide; In tetrahydrofuran; at -78 ℃; for 1.5h;
DOI:10.1016/S0008-6215(00)90895-4

Reference yield:

: 99-10-5
3,5-Dihydroxybenzoic acid

: 114644-83-6
2-(6-benzoyloxymethyl-2,4-dibenzyloxyphenyl)-6-vinyl-2,3-dihydro-4H-pyran-4-one

Guidance literature:: Multi-step reaction with 7 steps

1: H₂SO₄ / 17 h / Heating

2: K₂CO₃ / acetone / 16 h / Heating

3: 95 percent / LiAlH₄ / diethyl ether / 2 h / 0 °C

4: 100 percent / triethylamine / CH₂Cl₂ / 1 h / 0 °C

5: 66 percent / POCl₃ / 2.5 h / 97 °C

6: 92 percent / Yb(fod)3 / CDCl₃ / 84 h / 55 °C

7: 70 percent / CuI, dimethylsulfide / tetrahydrofuran / 1.5 h / -78 °C

With copper(l) iodide; lithium aluminium tetrahydride; tris(6,6,7,7,8,8,8-heptafluoro-2,2-dimethyl-3,5-octanedionato)ytterbium; dimethylsulfide; potassium carbonate; triethylamine; trichlorophosphate; sulfuric acid; In tetrahydrofuran; diethyl ether; chloroform-d1; dichloromethane; acetone;
DOI:10.1016/S0008-6215(00)90895-4

Reference yield:

: 58605-10-0
methyl 3,5-bis(benzyloxy)benzoate

: 114644-83-6
2-(6-benzoyloxymethyl-2,4-dibenzyloxyphenyl)-6-vinyl-2,3-dihydro-4H-pyran-4-one

Guidance literature:: Multi-step reaction with 5 steps

1: 95 percent / LiAlH₄ / diethyl ether / 2 h / 0 °C

2: 100 percent / triethylamine / CH₂Cl₂ / 1 h / 0 °C

3: 66 percent / POCl₃ / 2.5 h / 97 °C

4: 92 percent / Yb(fod)3 / CDCl₃ / 84 h / 55 °C

5: 70 percent / CuI, dimethylsulfide / tetrahydrofuran / 1.5 h / -78 °C

With copper(l) iodide; lithium aluminium tetrahydride; tris(6,6,7,7,8,8,8-heptafluoro-2,2-dimethyl-3,5-octanedionato)ytterbium; dimethylsulfide; triethylamine; trichlorophosphate; In tetrahydrofuran; diethyl ether; chloroform-d1; dichloromethane;
DOI:10.1016/S0008-6215(00)90895-4