6-(1',1'-dibromomethylene)-4,4-bis(methoxycarbonyl)-8-oxa-11-phenyl-1,10-undecadiene

Base Information

Chemical Name:6-(1',1'-dibromomethylene)-4,4-bis(methoxycarbonyl)-8-oxa-11-phenyl-1,10-undecadiene
CAS No.:321847-31-8
Molecular Formula:C₂₁H₂₄Br₂O₅
Molecular Weight:516.227
Hs Code.:

Synonyms:6-(1',1'-dibromomethylene)-4,4-bis(methoxycarbonyl)-8-oxa-11-phenyl-1,10-undecadiene

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Chemical Property of 6-(1',1'-dibromomethylene)-4,4-bis(methoxycarbonyl)-8-oxa-11-phenyl-1,10-undecadiene

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Technology Process of 6-(1',1'-dibromomethylene)-4,4-bis(methoxycarbonyl)-8-oxa-11-phenyl-1,10-undecadiene

There total 3 articles about 6-(1',1'-dibromomethylene)-4,4-bis(methoxycarbonyl)-8-oxa-11-phenyl-1,10-undecadiene 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: 81.0%

: 40637-56-7
dimethyl allylmalonate

: 1,1-dibromo-2-(bromomethyl)-4-oxa-7-phenyl-1,6-heptadiene

: 321847-31-8
6-(1',1'-dibromomethylene)-4,4-bis(methoxycarbonyl)-8-oxa-11-phenyl-1,10-undecadiene

Guidance literature:: dimethyl allylmalonate; With sodium hydride; In tetrahydrofuran; at 20 ℃; for 0.5h;

1,1-dibromo-2-(bromomethyl)-4-oxa-7-phenyl-1,6-heptadiene; In tetrahydrofuran; at 20 ℃; for 1h; Further stages.;
DOI:10.1021/jo005542d

Reference yield:

: 4407-36-7
(2E)-3-phenyl-2-propen-1-ol

: 321847-31-8
6-(1',1'-dibromomethylene)-4,4-bis(methoxycarbonyl)-8-oxa-11-phenyl-1,10-undecadiene

Guidance literature:: Multi-step reaction with 2 steps

1.1: NaH / tetrahydrofuran; various solvent(s) / 1 h / 20 °C

1.2: 36 percent / tetrahydrofuran; various solvent(s) / 0.5 h / 20 °C

2.1: NaH / tetrahydrofuran; various solvent(s) / 0.5 h / 20 °C

2.2: 81 percent / tetrahydrofuran; various solvent(s) / 1 h / 20 °C

With sodium hydride; In tetrahydrofuran;
DOI:10.1021/jo005542d

Reference yield:

: 108-59-8
malonic acid dimethyl ester

: 321847-31-8
6-(1',1'-dibromomethylene)-4,4-bis(methoxycarbonyl)-8-oxa-11-phenyl-1,10-undecadiene

Guidance literature:: Multi-step reaction with 2 steps

1.1: 86 percent / NaH / tetrahydrofuran / 2 h / 20 °C

2.1: NaH / tetrahydrofuran; various solvent(s) / 0.5 h / 20 °C

2.2: 81 percent / tetrahydrofuran; various solvent(s) / 1 h / 20 °C

With sodium hydride; In tetrahydrofuran;
DOI:10.1021/jo005542d