(2R,4R) diethyl-4-(tert-butyloxycarbonylamino)-1-(3,4-dichlorobenzyl)pyrrolidine-2,4-dicarboxylate

Base Information

Chemical Name:(2R,4R) diethyl-4-(tert-butyloxycarbonylamino)-1-(3,4-dichlorobenzyl)pyrrolidine-2,4-dicarboxylate
CAS No.:178415-75-3
Molecular Formula:C₂₂H₃₀Cl₂N₂O₆
Molecular Weight:489.396
Hs Code.:

Synonyms:(2R,4R) diethyl-4-(tert-butyloxycarbonylamino)-1-(3,4-dichlorobenzyl)pyrrolidine-2,4-dicarboxylate

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Chemical Property of (2R,4R) diethyl-4-(tert-butyloxycarbonylamino)-1-(3,4-dichlorobenzyl)pyrrolidine-2,4-dicarboxylate

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Technology Process of (2R,4R) diethyl-4-(tert-butyloxycarbonylamino)-1-(3,4-dichlorobenzyl)pyrrolidine-2,4-dicarboxylate

There total 3 articles about (2R,4R) diethyl-4-(tert-butyloxycarbonylamino)-1-(3,4-dichlorobenzyl)pyrrolidine-2,4-dicarboxylate 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:

: hunig's base (N,N-diisopropylethylamine)

: 102-47-6
3,4-Dichlorophenylmethyl chloride

: 174266-82-1
diethyl (2R,4R)-4-(tert-butyloxycarbonylamino)pyrrolidine-2,4-dicarboxylate

: 178415-75-3
(2R,4R) diethyl-4-(tert-butyloxycarbonylamino)-1-(3,4-dichlorobenzyl)pyrrolidine-2,4-dicarboxylate

Guidance literature:: With tetra-(n-butyl)ammonium iodide; In dichloromethane;

Reference yield:

: 174266-81-0
(2R,4R) diethyl-1-benzyl-4-(tert-butyloxycarbonylamino) pyrrolidine-2,4-dicarboxylate

: 178415-75-3
(2R,4R) diethyl-4-(tert-butyloxycarbonylamino)-1-(3,4-dichlorobenzyl)pyrrolidine-2,4-dicarboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: 99 percent / H₂ / 5percent Pd/C / ethanol / Ambient temperature

2: i-Pr₂NEt₂, Bu₄NI / CH₂Cl₂ / Ambient temperature

With i-Pr₂NEt₂; hydrogen; tetra-(n-butyl)ammonium iodide; palladium on activated charcoal; In ethanol; dichloromethane;
DOI:10.1016/S0960-894X(98)00352-7

Reference yield:

: 102-47-6
3,4-Dichlorophenylmethyl chloride

: 174266-82-1
diethyl (2R,4R)-4-(tert-butyloxycarbonylamino)pyrrolidine-2,4-dicarboxylate

: 178415-75-3
(2R,4R) diethyl-4-(tert-butyloxycarbonylamino)-1-(3,4-dichlorobenzyl)pyrrolidine-2,4-dicarboxylate

Guidance literature:: With i-Pr₂NEt₂; tetra-(n-butyl)ammonium iodide; In dichloromethane; Yield given; Ambient temperature;
DOI:10.1016/S0960-894X(98)00352-7