2-tert-butoxycarbonyl-1,1-diphenylbut-2-en-3-yl trifluoromethanesulfonate

Base Information

Chemical Name:2-tert-butoxycarbonyl-1,1-diphenylbut-2-en-3-yl trifluoromethanesulfonate
CAS No.:725341-68-4
Molecular Formula:C₂₂H₂₃F₃O₅S
Molecular Weight:456.483
Hs Code.:

Synonyms:2-tert-butoxycarbonyl-1,1-diphenylbut-2-en-3-yl trifluoromethanesulfonate

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Chemical Property of 2-tert-butoxycarbonyl-1,1-diphenylbut-2-en-3-yl trifluoromethanesulfonate

Chemical Property:

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Technology Process of 2-tert-butoxycarbonyl-1,1-diphenylbut-2-en-3-yl trifluoromethanesulfonate

There total 5 articles about 2-tert-butoxycarbonyl-1,1-diphenylbut-2-en-3-yl trifluoromethanesulfonate 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: 73.0%

: 358-23-6
trifluoromethylsulfonic anhydride

: 235087-35-1
tert-butyl 2-diphenylmethyl-3-oxobutanoate

: 725341-68-4
2-tert-butoxycarbonyl-1,1-diphenylbut-2-en-3-yl trifluoromethanesulfonate

Guidance literature:: tert-butyl 2-diphenylmethyl-3-oxobutanoate; With sodium hydride; In diethyl ether; at 0 ℃; for 1h;

trifluoromethylsulfonic anhydride; In diethyl ether; at 0 - 20 ℃; for 2h;
DOI:10.1039/b401435a

Reference yield:

: 59832-42-7
2-Benzyliden-acetessigsaeure-tert-butylester

: 725341-68-4
2-tert-butoxycarbonyl-1,1-diphenylbut-2-en-3-yl trifluoromethanesulfonate

Guidance literature:: Multi-step reaction with 2 steps

1.1: CuCN / hexane; tetrahydrofuran / 1 h / 0 °C

1.2: 47 percent / tetrahydrofuran; hexane / 1 h / -78 °C

2.1: NaH / diethyl ether / 1 h / 0 °C

2.2: 73 percent / diethyl ether / 2 h / 0 - 20 °C

With sodium hydride; In tetrahydrofuran; diethyl ether; hexane;
DOI:10.1039/b401435a

Reference yield:

: 1694-31-1
tert-butyl acetoacetate

: 725341-68-4
2-tert-butoxycarbonyl-1,1-diphenylbut-2-en-3-yl trifluoromethanesulfonate

Guidance literature:: Multi-step reaction with 4 steps

1.1: c-C₅H₁₀NH / ethanol / 14 h / 5 °C

2.1: tetrahydrofuran / 1 h / -78 °C

3.1: H₂ / Pd/C / methanol / 12 h / 20 °C

4.1: NaH / diethyl ether / 1 h / 0 °C

4.2: diethyl ether / 2 h / 0 - 20 °C

With piperidine; hydrogen; sodium hydride; palladium on activated charcoal; In tetrahydrofuran; methanol; diethyl ether; ethanol; 1.1: Condensation / 2.1: Phenylation / 3.1: Catalytic hydrogenation / 4.1: Metallation / 4.2: Esterification;
DOI:10.1039/a901921i