diisopropyl-carbamic acid 5-(tert-butyl-diphenyl-silanyloxy)-9-(2-ethoxy-ethoxy)-nona-2,7-diynyl ester

Base Information

Chemical Name:diisopropyl-carbamic acid 5-(tert-butyl-diphenyl-silanyloxy)-9-(2-ethoxy-ethoxy)-nona-2,7-diynyl ester
CAS No.:292170-86-6
Molecular Formula:C₃₆H₅₁NO₅Si
Molecular Weight:605.89
Hs Code.:

diisopropyl-carbamic acid 5-(<i>tert</i>-butyl-diphenyl-silanyloxy)-9-(2-ethoxy-ethoxy)-nona-2,7-diynyl ester

Synonyms:diisopropyl-carbamic acid 5-(tert-butyl-diphenyl-silanyloxy)-9-(2-ethoxy-ethoxy)-nona-2,7-diynyl ester

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Chemical Property of diisopropyl-carbamic acid 5-(tert-butyl-diphenyl-silanyloxy)-9-(2-ethoxy-ethoxy)-nona-2,7-diynyl ester

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Technology Process of diisopropyl-carbamic acid 5-(tert-butyl-diphenyl-silanyloxy)-9-(2-ethoxy-ethoxy)-nona-2,7-diynyl ester

There total 3 articles about diisopropyl-carbamic acid 5-(tert-butyl-diphenyl-silanyloxy)-9-(2-ethoxy-ethoxy)-nona-2,7-diynyl 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: 83.0%

: 58479-61-1
tert-butylchlorodiphenylsilane

: 292170-85-5
Diisopropyl-carbamic acid (S)-9-(2-ethoxy-ethoxy)-5-hydroxy-nona-2,7-diynyl ester

: 292170-86-6
diisopropyl-carbamic acid 5-(tert-butyl-diphenyl-silanyloxy)-9-(2-ethoxy-ethoxy)-nona-2,7-diynyl ester

Guidance literature:: With 1H-imidazole; In toluene;
DOI:10.1002/1521-3773(20000616)39:12<2105::AID-ANIE2105>3.0.CO;2-X

Reference yield:

: 31995-09-2
ethoxyethyl ether of propargyl alcohol

: 292170-86-6
diisopropyl-carbamic acid 5-(tert-butyl-diphenyl-silanyloxy)-9-(2-ethoxy-ethoxy)-nona-2,7-diynyl ester

Guidance literature:: Multi-step reaction with 3 steps

1.1: nBuLi; BF₃*OEt₂ / tetrahydrofuran / -78 - 20 °C

1.2: 89 percent / NaH / tetrahydrofuran / -10 °C

2.1: 98 percent / nBuLi; BF₃*OEt₂ / tetrahydrofuran / -78 - 20 °C

3.1: 83 percent / imidazole / toluene

With 1H-imidazole; n-butyllithium; boron trifluoride diethyl etherate; In tetrahydrofuran; toluene; 1.1: Ring cleavage / 1.2: Cyclization / 2.1: Ring cleavage / 3.1: Etherification;
DOI:10.1002/1521-3773(20000616)39:12<2105::AID-ANIE2105>3.0.CO;2-X

Reference yield:

: 292170-84-4
(S)-2-[4-(2-Ethoxy-ethoxy)-but-2-ynyl]-oxirane

: 292170-86-6
diisopropyl-carbamic acid 5-(tert-butyl-diphenyl-silanyloxy)-9-(2-ethoxy-ethoxy)-nona-2,7-diynyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 98 percent / nBuLi; BF₃*OEt₂ / tetrahydrofuran / -78 - 20 °C

2: 83 percent / imidazole / toluene

With 1H-imidazole; n-butyllithium; boron trifluoride diethyl etherate; In tetrahydrofuran; toluene; 1: Ring cleavage / 2: Etherification;
DOI:10.1002/1521-3773(20000616)39:12<2105::AID-ANIE2105>3.0.CO;2-X