(2S,4S)-tert-butyl 2-(3-cyano-5-fluorophenyl)-4-fluoropyrrolidine-1-carboxylate

Base Information

Chemical Name:(2S,4S)-tert-butyl 2-(3-cyano-5-fluorophenyl)-4-fluoropyrrolidine-1-carboxylate
CAS No.:1365214-73-8
Molecular Formula:C₁₆H₁₈F₂N₂O₂
Molecular Weight:308.328
Hs Code.:

Synonyms:(2S,4S)-tert-butyl 2-(3-cyano-5-fluorophenyl)-4-fluoropyrrolidine-1-carboxylate

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Chemical Property of (2S,4S)-tert-butyl 2-(3-cyano-5-fluorophenyl)-4-fluoropyrrolidine-1-carboxylate

Chemical Property:

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Technology Process of (2S,4S)-tert-butyl 2-(3-cyano-5-fluorophenyl)-4-fluoropyrrolidine-1-carboxylate

There total 4 articles about (2S,4S)-tert-butyl 2-(3-cyano-5-fluorophenyl)-4-fluoropyrrolidine-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:

: 1365214-72-7
(4R)-tert-butyl 2-(3-cyano-5-fluorophenyl)-4-hydroxypyrrolidine-1-carboxylate

: 1364890-33-4
(2R,4S)-tert-butyl 2-(3-cyano-5-fluorophenyl)-4-fluoropyrrolidine-1-carboxylate

: 1365214-73-8
(2S,4S)-tert-butyl 2-(3-cyano-5-fluorophenyl)-4-fluoropyrrolidine-1-carboxylate

Guidance literature:: With diethylamino-sulfur trifluoride; In dichloromethane; at -78 - 20 ℃;

Reference yield:

: 228267-20-7
tert-butyl (R)-4-((tert-butyldimethylsilyl)oxy)-2-oxopyrrolidine-1-carboxylate

: 1364890-33-4
(2R,4S)-tert-butyl 2-(3-cyano-5-fluorophenyl)-4-fluoropyrrolidine-1-carboxylate

: 1365214-73-8
(2S,4S)-tert-butyl 2-(3-cyano-5-fluorophenyl)-4-fluoropyrrolidine-1-carboxylate

Guidance literature:: Multi-step reaction with 4 steps

1.1: isopropylmagnesium chloride / tetrahydrofuran / -78 - -30 °C

1.2: 0.5 h / -78 °C

1.3: 0 - 20 °C

2.1: triethylamine; methanesulfonyl chloride / dichloromethane / 2 h / -60 °C

3.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 1 h / 20 °C

4.1: diethylamino-sulfur trifluoride / dichloromethane / -78 - 20 °C

With diethylamino-sulfur trifluoride; tetrabutyl ammonium fluoride; isopropylmagnesium chloride; methanesulfonyl chloride; triethylamine; In tetrahydrofuran; dichloromethane;

Reference yield:

: 1364890-30-1
(4R)-tert-butyl 4-((tert-butyldimethylsilyl)oxy)-2-(3-cyano-5-fluorophenyl)pyrrolidine-1-carboxylate

: 1364890-33-4
(2R,4S)-tert-butyl 2-(3-cyano-5-fluorophenyl)-4-fluoropyrrolidine-1-carboxylate

: 1365214-73-8
(2S,4S)-tert-butyl 2-(3-cyano-5-fluorophenyl)-4-fluoropyrrolidine-1-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: tetrabutyl ammonium fluoride / tetrahydrofuran / 1 h / 20 °C

2: diethylamino-sulfur trifluoride / dichloromethane / -78 - 20 °C

With diethylamino-sulfur trifluoride; tetrabutyl ammonium fluoride; In tetrahydrofuran; dichloromethane;