tert-butyl-{4-[3-(1-ethoxy-ethoxy)-but-1-ynyl]-3,5,5-trimethyl-cyclohex-3-enyloxy}-diphenyl-silane

Base Information

Chemical Name:tert-butyl-{4-[3-(1-ethoxy-ethoxy)-but-1-ynyl]-3,5,5-trimethyl-cyclohex-3-enyloxy}-diphenyl-silane
CAS No.:267644-43-9
Molecular Formula:C₃₃H₄₆O₃Si
Molecular Weight:518.812
Hs Code.:

<i>tert</i>-butyl-{4-[3-(1-ethoxy-ethoxy)-but-1-ynyl]-3,5,5-trimethyl-cyclohex-3-enyloxy}-diphenyl-silane

Synonyms:tert-butyl-{4-[3-(1-ethoxy-ethoxy)-but-1-ynyl]-3,5,5-trimethyl-cyclohex-3-enyloxy}-diphenyl-silane

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Chemical Property of tert-butyl-{4-[3-(1-ethoxy-ethoxy)-but-1-ynyl]-3,5,5-trimethyl-cyclohex-3-enyloxy}-diphenyl-silane

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Technology Process of tert-butyl-{4-[3-(1-ethoxy-ethoxy)-but-1-ynyl]-3,5,5-trimethyl-cyclohex-3-enyloxy}-diphenyl-silane

There total 1 articles about tert-butyl-{4-[3-(1-ethoxy-ethoxy)-but-1-ynyl]-3,5,5-trimethyl-cyclohex-3-enyloxy}-diphenyl-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: 89.0%

: tributyl-[3-(1-ethoxy-ethoxy)-but-1-ynyl]-stannane

: trifluoro-methanesulfonic acid 4-(tert-butyl-diphenyl-silanyloxy)-2,6,6-trimethyl-cyclohex-1-enyl ester

: 267644-43-9
tert-butyl-{4-[3-(1-ethoxy-ethoxy)-but-1-ynyl]-3,5,5-trimethyl-cyclohex-3-enyloxy}-diphenyl-silane

Guidance literature:: tributyl-[3-(1-ethoxy-ethoxy)-but-1-ynyl]-stannane; trifluoro-methanesulfonic acid 4-(tert-butyl-diphenyl-silanyloxy)-2,6,6-trimethyl-cyclohex-1-enyl ester; With lithium chloride; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In N,N-dimethyl-formamide; at 60 ℃; for 3h;

With ammonium hydroxide; In water;
DOI:10.1016/S0040-4039(01)01405-8

Reference yield: 96.0%

: 267644-43-9
tert-butyl-{4-[3-(1-ethoxy-ethoxy)-but-1-ynyl]-3,5,5-trimethyl-cyclohex-3-enyloxy}-diphenyl-silane

: tert-Butyl-{(R)-4-[(Z)-3-(1-ethoxy-ethoxy)-but-1-enyl]-3,5,5-trimethyl-cyclohex-3-enyloxy}-diphenyl-silane

Guidance literature:: With hydrogen; Lindlar's catalyst; CaCO₃/0.5 percent Pb; In hexane; at 20 ℃; for 21h;
DOI:10.1016/S0040-4039(01)01405-8

Reference yield:

: 267644-43-9
tert-butyl-{4-[3-(1-ethoxy-ethoxy)-but-1-ynyl]-3,5,5-trimethyl-cyclohex-3-enyloxy}-diphenyl-silane

: (S)-6-(3-Hydroxy-3-methyl-penta-1,4-dienylidene)-1,5,5-trimethyl-cyclohexane-1,3-diol

Guidance literature:: Multi-step reaction with 6 steps

1.1: 96 percent / H₂ / 5 percent Pd/CaCO₃/0.5 percent Pb / hexane / 21 h / 20 °C

2.1: 100 percent / aq. H₂SO₄ / tetrahydrofuran / 5 h / 20 °C

3.1: CrO₃ / acetone / 0.25 h / 20 °C

3.2: 89 percent / 10 percent aq. NaHSO₄

4.1: 85 percent / tetrahydrofuran / 1 h / 65 °C

5.1: 96 percent / DMAP; Et₃N / dimethylformamide / 40 h / 35 °C

6.1: O₂; TPP; P(OEt)3 / CH₂Cl₂ / 4 h / 0 °C / Irradiation

6.2: P(OEt)3 / CH₂Cl₂ / 1 h / 20 °C

6.3: TBAF / tetrahydrofuran / 24 h / 20 °C

With chromium(VI) oxide; dmap; sulfuric acid; hydrogen; oxygen; thiamine diphosphate; triethylamine; triethyl phosphite; Lindlar's catalyst; CaCO₃/0.5 percent Pb; In tetrahydrofuran; hexane; dichloromethane; N,N-dimethyl-formamide; acetone; 3.1: Jones oxidation;
DOI:10.1016/S0040-4039(01)01405-8