(3R,4S)-1,4-Dibenzyl-pyrrolidine-3-carboxylic acid [(S)-1-(carbamoylmethyl-carbamoyl)-3-methyl-butyl]-amide

Base Information

• Chemical Name: (3R,4S)-1,4-Dibenzyl-pyrrolidine-3-carboxylic acid [(S)-1-(carbamoylmethyl-carbamoyl)-3-methyl-butyl]-amide
• CAS No.: 218431-77-7
• Molecular Formula: C₂₇H₃₆N₄O₃
• Molecular Weight: 464.608
• Mol file: 218431-77-7.mol

Synonyms:(3R,4S)-1,4-Dibenzyl-pyrrolidine-3-carboxylic acid [(S)-1-(carbamoylmethyl-carbamoyl)-3-methyl-butyl]-amide

Chemical Property of (3R,4S)-1,4-Dibenzyl-pyrrolidine-3-carboxylic acid [(S)-1-(carbamoylmethyl-carbamoyl)-3-methyl-butyl]-amide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (3R,4S)-1,4-Dibenzyl-pyrrolidine-3-carboxylic acid [(S)-1-(carbamoylmethyl-carbamoyl)-3-methyl-butyl]-amide

There total 7 articles about (3R,4S)-1,4-Dibenzyl-pyrrolidine-3-carboxylic acid [(S)-1-(carbamoylmethyl-carbamoyl)-3-methyl-butyl]-amide 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: 99.0%

{(S)-2-[((3R,4S)-1,4-Dibenzyl-pyrrolidine-3-carbonyl)-amino]-4-methyl-pentanoylamino}-acetic acid ethyl ester (218431-76-6) → (3R,4S)-1,4-Dibenzyl-pyrrolidine-3-carboxylic acid [(S)-1-(carbamoylmethyl-carbamoyl)-3-methyl-butyl]-amide (218431-77-7)

Guidance literature:

With ammonia; In methanol; at -20 - 20 ℃; for 72h;

DOI:10.1016/S0960-894X(98)00507-1

Reference yield:

Methanesulfonate(3R,4S)-1,1,3-tribenzyl-4-methanesulfonyloxy-pyrrolidinium; → (3R,4S)-1,4-Dibenzyl-pyrrolidine-3-carboxylic acid [(S)-1-(carbamoylmethyl-carbamoyl)-3-methyl-butyl]-amide (218431-77-7)

Guidance literature:

Multi-step reaction with 6 steps

1: H₂ / Pd(OH)2/C / methanol / Ambient temperature

2: 18-crown-6 / dimethylsulfoxide / 168 h / 50 °C

3: aq. HCl / 20 h / Heating

4: N-methylmorpholine / tetrahydrofuran

5: tetrahydrofuran / 1 h / -15 - 20 °C

6: 99 percent / NH₃ / methanol / 72 h / -20 - 20 °C

With 4-methyl-morpholine; hydrogenchloride; 18-crown-6 ether; ammonia; hydrogen; palladium dihydroxide; In tetrahydrofuran; methanol; dimethyl sulfoxide;

DOI:10.1016/S0960-894X(98)00507-1

Reference yield:

H-Leu-Gly-OEt (53375-57-8) → (3R,4S)-1,4-Dibenzyl-pyrrolidine-3-carboxylic acid [(S)-1-(carbamoylmethyl-carbamoyl)-3-methyl-butyl]-amide (218431-77-7)

Guidance literature:

Multi-step reaction with 2 steps

1: tetrahydrofuran / 1 h / -15 - 20 °C

2: 99 percent / NH₃ / methanol / 72 h / -20 - 20 °C

With ammonia; In tetrahydrofuran; methanol;

DOI:10.1016/S0960-894X(98)00507-1

upstream raw materials:

{(S)-2-[((3R,4S)-1,4-Dibenzyl-pyrrolidine-3-carbonyl)-amino]-4-methyl-pentanoylamino}-acetic acid ethyl ester

H-Leu-Gly-OEt

(3R,4S)-1,4-Dibenzyl-pyrrolidine-3-carboxylic acid