2-(2,4-dibenzoyloxyphenyl)-5-hydroxy-7-((3-methyl-2-buten-1-yl)oxy)-3-(3-methyl-2-buten-1-yl)-4H-chromen-4-one

Base Information

Chemical Name:2-(2,4-dibenzoyloxyphenyl)-5-hydroxy-7-((3-methyl-2-buten-1-yl)oxy)-3-(3-methyl-2-buten-1-yl)-4H-chromen-4-one
CAS No.:1610962-23-6
Molecular Formula:C₃₉H₃₄O₈
Molecular Weight:630.694
Hs Code.:

Synonyms:2-(2,4-dibenzoyloxyphenyl)-5-hydroxy-7-((3-methyl-2-buten-1-yl)oxy)-3-(3-methyl-2-buten-1-yl)-4H-chromen-4-one

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Chemical Property of 2-(2,4-dibenzoyloxyphenyl)-5-hydroxy-7-((3-methyl-2-buten-1-yl)oxy)-3-(3-methyl-2-buten-1-yl)-4H-chromen-4-one

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Technology Process of 2-(2,4-dibenzoyloxyphenyl)-5-hydroxy-7-((3-methyl-2-buten-1-yl)oxy)-3-(3-methyl-2-buten-1-yl)-4H-chromen-4-one

There total 13 articles about 2-(2,4-dibenzoyloxyphenyl)-5-hydroxy-7-((3-methyl-2-buten-1-yl)oxy)-3-(3-methyl-2-buten-1-yl)-4H-chromen-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: 85.0%

: 1610962-22-5
2-(2,4-dibenzoyloxyphenyl)-5,7-dihydroxy-3-(3-methyl-2-buten-1-yl)-4H-chromen-4-one

: 870-63-3
prenyl bromide

: 1610962-23-6
2-(2,4-dibenzoyloxyphenyl)-5-hydroxy-7-((3-methyl-2-buten-1-yl)oxy)-3-(3-methyl-2-buten-1-yl)-4H-chromen-4-one

Guidance literature:: With potassium carbonate; In acetone; for 2h;
DOI:10.1016/j.tet.2014.04.089

Reference yield:

: 65490-09-7
2'-hydroxy-4',6'-bis(methoxymethoxy)acetophenone

: 1610962-23-6
2-(2,4-dibenzoyloxyphenyl)-5-hydroxy-7-((3-methyl-2-buten-1-yl)oxy)-3-(3-methyl-2-buten-1-yl)-4H-chromen-4-one

Guidance literature:: Multi-step reaction with 8 steps

1.1: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 24 h / 20 °C

2.1: sodium hydride / tetrahydrofuran / 1 h / Reflux

3.1: potassium carbonate / acetone / 0.17 h

3.2: 2 h / 50 °C

4.1: copper dichloride; chloro-trimethyl-silane / acetonitrile / 0.5 h / 20 °C

5.1: Lindlar's catalyst; ammonium formate / methanol; ethyl acetate / 0.67 h / 50 °C

6.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 1 h / 20 °C

7.1: hydrogenchloride; water / tetrahydrofuran / 5 h / Reflux

8.1: potassium carbonate / acetone / 2 h

With hydrogenchloride; dmap; chloro-trimethyl-silane; Lindlar's catalyst; water; ammonium formate; sodium hydride; potassium carbonate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; copper dichloride; In tetrahydrofuran; methanol; dichloromethane; ethyl acetate; acetone; acetonitrile; 2.1: |Baker-Venkataraman Rearrangement;
DOI:10.1016/j.tet.2014.04.089

Reference yield:

: 89-86-1
4-hydroxysalicylic acid

: 1610962-23-6
2-(2,4-dibenzoyloxyphenyl)-5-hydroxy-7-((3-methyl-2-buten-1-yl)oxy)-3-(3-methyl-2-buten-1-yl)-4H-chromen-4-one

Guidance literature:: Multi-step reaction with 10 steps

1.1: potassium carbonate / acetone / 24 h / Reflux

2.1: sodium hydroxide; water / methanol / 12 h / Reflux

3.1: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 24 h / 20 °C

4.1: sodium hydride / tetrahydrofuran / 1 h / Reflux

5.1: potassium carbonate / acetone / 0.17 h

5.2: 2 h / 50 °C

6.1: copper dichloride; chloro-trimethyl-silane / acetonitrile / 0.5 h / 20 °C

7.1: Lindlar's catalyst; ammonium formate / methanol; ethyl acetate / 0.67 h / 50 °C

8.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 1 h / 20 °C

9.1: hydrogenchloride; water / tetrahydrofuran / 5 h / Reflux

10.1: potassium carbonate / acetone / 2 h

With hydrogenchloride; dmap; chloro-trimethyl-silane; Lindlar's catalyst; water; ammonium formate; sodium hydride; potassium carbonate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; sodium hydroxide; copper dichloride; In tetrahydrofuran; methanol; dichloromethane; ethyl acetate; acetone; acetonitrile; 4.1: |Baker-Venkataraman Rearrangement;
DOI:10.1016/j.tet.2014.04.089