2-(4,5-dimethoxy-3,6-dioxo-cyclohexa-1,4-dienyl)-benzoic acid benzyl ester

Base Information

Chemical Name:2-(4,5-dimethoxy-3,6-dioxo-cyclohexa-1,4-dienyl)-benzoic acid benzyl ester
CAS No.:857674-85-2
Molecular Formula:C₂₂H₁₈O₆
Molecular Weight:378.381
Hs Code.:

Synonyms:2-(4,5-dimethoxy-3,6-dioxo-cyclohexa-1,4-dienyl)-benzoic acid benzyl ester

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Chemical Property of 2-(4,5-dimethoxy-3,6-dioxo-cyclohexa-1,4-dienyl)-benzoic acid benzyl ester

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Technology Process of 2-(4,5-dimethoxy-3,6-dioxo-cyclohexa-1,4-dienyl)-benzoic acid benzyl ester

There total 8 articles about 2-(4,5-dimethoxy-3,6-dioxo-cyclohexa-1,4-dienyl)-benzoic acid benzyl 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:

: 2',3',4',5'-tetramethoxy-biphenyl-2-carboxylic acid benzyl ester

: 857674-85-2
2-(4,5-dimethoxy-3,6-dioxo-cyclohexa-1,4-dienyl)-benzoic acid benzyl ester

Guidance literature:: With ammonium cerium(IV) nitrate; In water; acetonitrile; at 0 - 20 ℃; for 1h;
DOI:10.1021/ol0507569

Reference yield:

: 857674-57-8
2,3,4,5-tetramethoxyphenylboronic acid

: 857674-85-2
2-(4,5-dimethoxy-3,6-dioxo-cyclohexa-1,4-dienyl)-benzoic acid benzyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: K₃PO₄; DPEPhos / Pd₂dba3 / toluene / 24 h / 110 °C

2: cerric ammonium nitrate / acetonitrile; H₂O / 1 h / 0 - 20 °C

With potassium phosphate; ammonium cerium(IV) nitrate; bis[2-(diphenylphosphino)phenyl] ether; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; In water; toluene; acetonitrile; 1: Suzuki coupling;
DOI:10.1021/ol0507569

Reference yield:

: 21450-56-6
1,2,3,4-tetramethoxybenzene

: 857674-85-2
2-(4,5-dimethoxy-3,6-dioxo-cyclohexa-1,4-dienyl)-benzoic acid benzyl ester

Guidance literature:: Multi-step reaction with 3 steps

1.1: n-BuLi / tetrahydrofuran; hexane / 1.5 h / 20 °C

1.2: B(OMe)3 / tetrahydrofuran; hexane / 3 h / -78 - 20 °C

1.3: aq. HCl / tetrahydrofuran; hexane / 2 h / 0 - 20 °C

2.1: K₃PO₄; DPEPhos / Pd₂dba3 / toluene / 24 h / 110 °C

3.1: cerric ammonium nitrate / acetonitrile; H₂O / 1 h / 0 - 20 °C

With potassium phosphate; n-butyllithium; ammonium cerium(IV) nitrate; bis[2-(diphenylphosphino)phenyl] ether; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; In tetrahydrofuran; hexane; water; toluene; acetonitrile; 2.1: Suzuki coupling;
DOI:10.1021/ol0507569