tert-Butyl 4-(2-(3,3-bis(4-chlorophenyl)-2-oxopyrrolidin-1-yl)acetyl)piperazine-1-carboxylate

Base Information

Chemical Name:tert-Butyl 4-(2-(3,3-bis(4-chlorophenyl)-2-oxopyrrolidin-1-yl)acetyl)piperazine-1-carboxylate
CAS No.:1334536-98-9
Molecular Formula:C₂₇H₃₁Cl₂N₃O₄
Molecular Weight:532.467
Hs Code.:

Synonyms:tert-Butyl 4-(2-(3,3-bis(4-chlorophenyl)-2-oxopyrrolidin-1-yl)acetyl)piperazine-1-carboxylate

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Chemical Property of tert-Butyl 4-(2-(3,3-bis(4-chlorophenyl)-2-oxopyrrolidin-1-yl)acetyl)piperazine-1-carboxylate

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Technology Process of tert-Butyl 4-(2-(3,3-bis(4-chlorophenyl)-2-oxopyrrolidin-1-yl)acetyl)piperazine-1-carboxylate

There total 5 articles about tert-Butyl 4-(2-(3,3-bis(4-chlorophenyl)-2-oxopyrrolidin-1-yl)acetyl)piperazine-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:

: 1334536-97-8
2-(3,3-Bis(4-chlorophenyl)-2-oxopyrrolidin-1-yl)acetic acid

: 57260-71-6
1-t-Butoxycarbonylpiperazine

: 1334536-98-9
tert-Butyl 4-(2-(3,3-bis(4-chlorophenyl)-2-oxopyrrolidin-1-yl)acetyl)piperazine-1-carboxylate

Guidance literature:: With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In dichloromethane; at 20 ℃; Inert atmosphere;

Reference yield:

: 30738-51-3
ethyl 2,2-bis(4-chlorophenyl)acetate

: 1334536-98-9
tert-Butyl 4-(2-(3,3-bis(4-chlorophenyl)-2-oxopyrrolidin-1-yl)acetyl)piperazine-1-carboxylate

Guidance literature:: Multi-step reaction with 5 steps

1.1: lithium hexamethyldisilazane / hexane; tetrahydrofuran / -78 - 0 °C / Inert atmosphere

1.2: 2 h / -78 - 20 °C

2.1: hydrogen; ammonia / methanol / 24 h / 20 °C / 1551.49 Torr

3.1: potassium tert-butylate / tetrahydrofuran / 0.5 h / 20 °C

3.2: 20 °C

4.1: water; lithium hydroxide / ethanol / 3 h / Reflux

5.1: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 20 °C / Inert atmosphere

With dmap; potassium tert-butylate; ammonia; water; hydrogen; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; lithium hydroxide; lithium hexamethyldisilazane; In tetrahydrofuran; methanol; ethanol; hexane; dichloromethane;

Reference yield:

: 1334536-94-5
Ethyl 2,2-bis(4-chlorophenyl)-3-cyanopropanoate

: 1334536-98-9
tert-Butyl 4-(2-(3,3-bis(4-chlorophenyl)-2-oxopyrrolidin-1-yl)acetyl)piperazine-1-carboxylate

Guidance literature:: Multi-step reaction with 4 steps

1.1: hydrogen; ammonia / methanol / 24 h / 20 °C / 1551.49 Torr

2.1: potassium tert-butylate / tetrahydrofuran / 0.5 h / 20 °C

2.2: 20 °C

3.1: water; lithium hydroxide / ethanol / 3 h / Reflux

4.1: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 20 °C / Inert atmosphere

With dmap; potassium tert-butylate; ammonia; water; hydrogen; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; lithium hydroxide; In tetrahydrofuran; methanol; ethanol; dichloromethane;