tert-butyl 5'-[3-(3,5-dichloro-4-fluorophenyl)-3-(trifluoromethyl)pyrrolidin-1-yl]-3'H-spiro[azetidine-3,1'-[2]benzofuran]-1-carboxylate

Base Information

Chemical Name:tert-butyl 5'-[3-(3,5-dichloro-4-fluorophenyl)-3-(trifluoromethyl)pyrrolidin-1-yl]-3'H-spiro[azetidine-3,1'-[2]benzofuran]-1-carboxylate
CAS No.:1575810-99-9
Molecular Formula:C₂₆H₂₆Cl₂F₄N₂O₃
Molecular Weight:561.404
Hs Code.:

Synonyms:tert-butyl 5'-[3-(3,5-dichloro-4-fluorophenyl)-3-(trifluoromethyl)pyrrolidin-1-yl]-3'H-spiro[azetidine-3,1'-[2]benzofuran]-1-carboxylate

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Chemical Property of tert-butyl 5'-[3-(3,5-dichloro-4-fluorophenyl)-3-(trifluoromethyl)pyrrolidin-1-yl]-3'H-spiro[azetidine-3,1'-[2]benzofuran]-1-carboxylate

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Technology Process of tert-butyl 5'-[3-(3,5-dichloro-4-fluorophenyl)-3-(trifluoromethyl)pyrrolidin-1-yl]-3'H-spiro[azetidine-3,1'-[2]benzofuran]-1-carboxylate

There total 5 articles about tert-butyl 5'-[3-(3,5-dichloro-4-fluorophenyl)-3-(trifluoromethyl)pyrrolidin-1-yl]-3'H-spiro[azetidine-3,1'-[2]benzofuran]-1-carboxylate 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: 13.44%

: 3-(3,5-dichloro-4-fluoro-phenyl)-3-trifluoromethyl-pyrrolidine

: 1398609-80-7
tert-butyl 6-bromospiro[1H-isobenzofuran-3,3‘-azetidine]-1‘-carboxylate

: 1575810-99-9
tert-butyl 5'-[3-(3,5-dichloro-4-fluorophenyl)-3-(trifluoromethyl)pyrrolidin-1-yl]-3'H-spiro[azetidine-3,1'-[2]benzofuran]-1-carboxylate

Guidance literature:: With tris(dibenzylideneacetone)dipalladium⁽⁰⁾ chloroform complex; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; sodium t-butanolate; In toluene; for 6h; Inert atmosphere; Reflux;

Reference yield:

: C₁₄H₁₂Cl₃F₄NO₂

: 1575810-99-9
tert-butyl 5'-[3-(3,5-dichloro-4-fluorophenyl)-3-(trifluoromethyl)pyrrolidin-1-yl]-3'H-spiro[azetidine-3,1'-[2]benzofuran]-1-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: methanol / 2 h / Reflux

2: tris(dibenzylideneacetone)dipalladium⁽⁰⁾ chloroform complex; sodium t-butanolate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene / toluene / 6 h / Inert atmosphere; Reflux

With methanol; tris(dibenzylideneacetone)dipalladium⁽⁰⁾ chloroform complex; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; sodium t-butanolate; In toluene;

Reference yield:

: 398489-26-4
tert-butyl 3-oxoazetidine-1-carboxylate

: 1575810-99-9
tert-butyl 5'-[3-(3,5-dichloro-4-fluorophenyl)-3-(trifluoromethyl)pyrrolidin-1-yl]-3'H-spiro[azetidine-3,1'-[2]benzofuran]-1-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: TurboGrignard / tetrahydrofuran / -20 - 20 °C

2: tris(dibenzylideneacetone)dipalladium⁽⁰⁾ chloroform complex; sodium t-butanolate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene / toluene / 6 h / Inert atmosphere; Reflux

With tris(dibenzylideneacetone)dipalladium⁽⁰⁾ chloroform complex; TurboGrignard; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; sodium t-butanolate; In tetrahydrofuran; toluene;