3-[1-(4-Trifluoromethyl-phenyl)-meth-(E)-ylidene]-piperidine-1-carboxylic acid tert-butyl ester

Base Information

Chemical Name:3-[1-(4-Trifluoromethyl-phenyl)-meth-(E)-ylidene]-piperidine-1-carboxylic acid tert-butyl ester
CAS No.:745814-79-3
Molecular Formula:C₁₈H₂₂F₃NO₂
Molecular Weight:341.373
Hs Code.:

Synonyms:3-[1-(4-Trifluoromethyl-phenyl)-meth-(E)-ylidene]-piperidine-1-carboxylic acid tert-butyl ester

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Chemical Property of 3-[1-(4-Trifluoromethyl-phenyl)-meth-(E)-ylidene]-piperidine-1-carboxylic acid tert-butyl ester

Chemical Property:

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Technology Process of 3-[1-(4-Trifluoromethyl-phenyl)-meth-(E)-ylidene]-piperidine-1-carboxylic acid tert-butyl ester

There total 3 articles about 3-[1-(4-Trifluoromethyl-phenyl)-meth-(E)-ylidene]-piperidine-1-carboxylic acid tert-butyl 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:

: 38733-98-1
4-(trifluoromethyl)benzyltriphenylphosphonium bromide

: 98977-36-7
3-oxo-piperidine-1-carboxylic acid tert-butyl ester

: 745814-79-3
3-[1-(4-Trifluoromethyl-phenyl)-meth-(E)-ylidene]-piperidine-1-carboxylic acid tert-butyl ester

Guidance literature:: With n-butyllithium; In tetrahydrofuran; at -78 ℃;
DOI:10.1016/j.bmcl.2004.01.059

Reference yield:

: 24424-99-5
di-tert-butyl dicarbonate

: 745814-79-3
3-[1-(4-Trifluoromethyl-phenyl)-meth-(E)-ylidene]-piperidine-1-carboxylic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 90 percent / NaHCO₃ / tetrahydrofuran / 14 h

2: tetrapropylammonium perruthenate; NMO; 4A molecular sieves / CH₂Cl₂; acetonitrile / 1 h

3: n-BuLi / tetrahydrofuran / -78 °C

With n-butyllithium; N-methyl-2-indolinone; tetrapropylammonium perruthennate; 4 A molecular sieve; sodium hydrogencarbonate; In tetrahydrofuran; dichloromethane; acetonitrile; 3: Wittig reaction;
DOI:10.1016/j.bmcl.2004.01.059

Reference yield:

: 85275-45-2
N-tert-butoxycarbonyl-3-piperidinol

: 745814-79-3
3-[1-(4-Trifluoromethyl-phenyl)-meth-(E)-ylidene]-piperidine-1-carboxylic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: tetrapropylammonium perruthenate; NMO; 4A molecular sieves / CH₂Cl₂; acetonitrile / 1 h

2: n-BuLi / tetrahydrofuran / -78 °C

With n-butyllithium; N-methyl-2-indolinone; tetrapropylammonium perruthennate; 4 A molecular sieve; In tetrahydrofuran; dichloromethane; acetonitrile; 2: Wittig reaction;
DOI:10.1016/j.bmcl.2004.01.059