(4-Ethyl-phenyl)-diisopropyl-[(Z)-5-(6-methyl-1,4,8,11-tetraoxa-dispiro[4.1.4.3]tetradec-6-yl)-pent-2-enyl]-silane

Base Information

Chemical Name:(4-Ethyl-phenyl)-diisopropyl-[(Z)-5-(6-methyl-1,4,8,11-tetraoxa-dispiro[4.1.4.3]tetradec-6-yl)-pent-2-enyl]-silane
CAS No.:308256-18-0
Molecular Formula:C₃₀H₄₈O₄Si
Molecular Weight:500.794
Hs Code.:

Synonyms:(4-Ethyl-phenyl)-diisopropyl-[(Z)-5-(6-methyl-1,4,8,11-tetraoxa-dispiro[4.1.4.3]tetradec-6-yl)-pent-2-enyl]-silane

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Chemical Property of (4-Ethyl-phenyl)-diisopropyl-[(Z)-5-(6-methyl-1,4,8,11-tetraoxa-dispiro[4.1.4.3]tetradec-6-yl)-pent-2-enyl]-silane

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Technology Process of (4-Ethyl-phenyl)-diisopropyl-[(Z)-5-(6-methyl-1,4,8,11-tetraoxa-dispiro[4.1.4.3]tetradec-6-yl)-pent-2-enyl]-silane

There total 9 articles about (4-Ethyl-phenyl)-diisopropyl-[(Z)-5-(6-methyl-1,4,8,11-tetraoxa-dispiro[4.1.4.3]tetradec-6-yl)-pent-2-enyl]-silane 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: 49.0%

: 308256-12-4
chloro-(4-ethyl-phenyl)-diisopropyl-silane

: 308255-88-1
6-((Z)-5-Chloro-pent-3-enyl)-6-methyl-1,4,8,11-tetraoxa-dispiro[4.1.4.3]tetradecane

: 308256-18-0
(4-Ethyl-phenyl)-diisopropyl-[(Z)-5-(6-methyl-1,4,8,11-tetraoxa-dispiro[4.1.4.3]tetradec-6-yl)-pent-2-enyl]-silane

Guidance literature:: chloro-(4-ethyl-phenyl)-diisopropyl-silane; With potassium; pyrographite; In tetrahydrofuran; at 0 ℃;

6-((Z)-5-Chloro-pent-3-enyl)-6-methyl-1,4,8,11-tetraoxa-dispiro[4.1.4.3]tetradecane; In tetrahydrofuran; at -78 ℃;

Reference yield:

: 1193-55-1
2-methylcyclohexane-1,3-dione

: 308256-18-0
(4-Ethyl-phenyl)-diisopropyl-[(Z)-5-(6-methyl-1,4,8,11-tetraoxa-dispiro[4.1.4.3]tetradec-6-yl)-pent-2-enyl]-silane

Guidance literature:: Multi-step reaction with 7 steps

1.1: NEt₃

2.1: PPTS / benzene

3.1: 72 percent / Dibal-H / CH₂Cl₂ / -78 °C

4.1: 85 percent / 18-crown-6; KHMDS / tetrahydrofuran / -78 °C

5.1: 96 percent / Dibal-H / CH₂Cl₂ / -78 °C

6.1: 72 percent / PPh₃; hexachloroacetone / tetrahydrothiophene 1,1-dioxide

7.1: potassium-graphite / tetrahydrofuran / 0 °C

7.2: 49 percent / tetrahydrofuran / -78 °C

With 18-crown-6 ether; 1,1,1,3,3,3-hexachloro-propan-2-one; potassium; pyridinium p-toluenesulfonate; potassium hexamethylsilazane; diisobutylaluminium hydride; pyrographite; triethylamine; triphenylphosphine; In tetrahydrofuran; sulfolane; dichloromethane; benzene; 1.1: Michael addition / 2.1: ketalization / 3.1: Reduction / 4.1: Condensation / 5.1: Reduction / 6.1: Substitution / 7.1: Reduction / 7.2: Substitution;

Reference yield:

: 7751-38-4
Diisopropylsilyl dichloride

: 308256-18-0
(4-Ethyl-phenyl)-diisopropyl-[(Z)-5-(6-methyl-1,4,8,11-tetraoxa-dispiro[4.1.4.3]tetradec-6-yl)-pent-2-enyl]-silane

Guidance literature:: Multi-step reaction with 2 steps

1.1: 75 percent / tetrahydrofuran / Heating

2.1: potassium-graphite / tetrahydrofuran / 0 °C

2.2: 49 percent / tetrahydrofuran / -78 °C

With potassium; pyrographite; In tetrahydrofuran; 1.1: Substitution / 2.1: Reduction / 2.2: Substitution;