1-Cyclohexen-4-ol, 1-[(1E)-3-[(3E)-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-cyclohepten-1- ylidene]-1-buten-1-yl]-2,6,6-trimethyl-, 4-acetate

Base Information

Chemical Name:1-Cyclohexen-4-ol, 1-[(1E)-3-[(3E)-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-cyclohepten-1- ylidene]-1-buten-1-yl]-2,6,6-trimethyl-, 4-acetate
CAS No.:922174-27-4
Molecular Formula:C28H46O3Si
Molecular Weight:458.757
Hs Code.:

Synonyms:

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Chemical Property of 1-Cyclohexen-4-ol, 1-[(1E)-3-[(3E)-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-cyclohepten-1- ylidene]-1-buten-1-yl]-2,6,6-trimethyl-, 4-acetate

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MSDS Files:: SDS file from LookChem

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Technology Process of 1-Cyclohexen-4-ol, 1-[(1E)-3-[(3E)-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-cyclohepten-1- ylidene]-1-buten-1-yl]-2,6,6-trimethyl-, 4-acetate

There total 8 articles about 1-Cyclohexen-4-ol, 1-[(1E)-3-[(3E)-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-cyclohepten-1- ylidene]-1-buten-1-yl]-2,6,6-trimethyl-, 4-acetate 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: 63.0%

: 922174-33-2
4-{3-[4-(tert-butyl-dimethyl-silanyloxy)-cyclohept-2-enylidene]-but-1-enyl}-3,5,5-trimethyl-cyclohex-3-enol

: 108-24-7
acetic anhydride

: 922174-27-4
acetic acid 4-{3-[4-(tert-butyl-dimethyl-silanyloxy)-cyclohept-2-enylidene]-but-1-enyl}-3,5,5-trimethyl-cyclohex-3-enyl ester

Guidance literature:: With pyridine; dmap; at 20 ℃; for 12h;
DOI:10.1139/V06-092

Reference yield:

: 922174-25-2
acetic acid 4-bromomethyl-3,5,5-trimethyl-cyclohex-3-enyl ester

: 922174-27-4
acetic acid 4-{3-[4-(tert-butyl-dimethyl-silanyloxy)-cyclohept-2-enylidene]-but-1-enyl}-3,5,5-trimethyl-cyclohex-3-enyl ester

Guidance literature:: Multi-step reaction with 3 steps

1.1: 1.37 g / benzene / 12 h / Heating

2.1: n-BuLi / tetrahydrofuran; hexane / -78 - 20 °C

2.2: 40 percent / tetrahydrofuran; hexane / 14 h / 20 °C

3.1: 63 percent / 4-(dimethylamino)pyridine; pyridine / 12 h / 20 °C

With pyridine; dmap; n-butyllithium; In tetrahydrofuran; hexane; benzene; 2.2: Wittig reaction;
DOI:10.1139/V06-092

Reference yield:

: 922174-24-1
acetic acid 4-hydroxymethyl-3,5,5-trimethyl-cyclohex-3-enyl ester

: 922174-27-4
acetic acid 4-{3-[4-(tert-butyl-dimethyl-silanyloxy)-cyclohept-2-enylidene]-but-1-enyl}-3,5,5-trimethyl-cyclohex-3-enyl ester

Guidance literature:: Multi-step reaction with 4 steps

1.1: 94 percent / triphenylphosphine; carbon tetrabromide / 1 h / 20 °C

2.1: 1.37 g / benzene / 12 h / Heating

3.1: n-BuLi / tetrahydrofuran; hexane / -78 - 20 °C

3.2: 40 percent / tetrahydrofuran; hexane / 14 h / 20 °C

4.1: 63 percent / 4-(dimethylamino)pyridine; pyridine / 12 h / 20 °C

With pyridine; dmap; n-butyllithium; carbon tetrabromide; triphenylphosphine; In tetrahydrofuran; hexane; benzene; 3.2: Wittig reaction;
DOI:10.1139/V06-092