(S)-1-((R)-2-tert-Butoxycarbonylamino-3,3-dicyclohexyl-propionyl)-pyrrolidine-2-carboxylic acid methyl ester

Base Information

• Chemical Name: (S)-1-((R)-2-tert-Butoxycarbonylamino-3,3-dicyclohexyl-propionyl)-pyrrolidine-2-carboxylic acid methyl ester
• CAS No.: 183853-44-3
• Molecular Formula: C₂₆H₄₄N₂O₅
• Molecular Weight: 464.646
• Mol file: 183853-44-3.mol

Synonyms:(S)-1-((R)-2-tert-Butoxycarbonylamino-3,3-dicyclohexyl-propionyl)-pyrrolidine-2-carboxylic acid methyl ester

Chemical Property of (S)-1-((R)-2-tert-Butoxycarbonylamino-3,3-dicyclohexyl-propionyl)-pyrrolidine-2-carboxylic acid methyl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (S)-1-((R)-2-tert-Butoxycarbonylamino-3,3-dicyclohexyl-propionyl)-pyrrolidine-2-carboxylic acid methyl ester

There total 2 articles about (S)-1-((R)-2-tert-Butoxycarbonylamino-3,3-dicyclohexyl-propionyl)-pyrrolidine-2-carboxylic acid methyl ester 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: 97.0%

L-proline methyl ester monohydrochloride (2133-40-6) + (R)-2-tert-butoxycarbonylamino-3,3-dicyclohexyl-propionic acid (154731-80-3) → (S)-1-((R)-2-tert-Butoxycarbonylamino-3,3-dicyclohexyl-propionyl)-pyrrolidine-2-carboxylic acid methyl ester (183853-44-3)

Guidance literature:

With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide; N-ethyl-N,N-diisopropylamine; In N,N-dimethyl-formamide; for 3.5h;

DOI:10.1021/jm970493r

Reference yield:

N-(tert-butoxycarbonyl)-3,3-diphenyl-D-alanine (143060-31-5) → (S)-1-((R)-2-tert-Butoxycarbonylamino-3,3-dicyclohexyl-propionyl)-pyrrolidine-2-carboxylic acid methyl ester (183853-44-3)

Guidance literature:

Multi-step reaction with 2 steps

1: 97 percent / H₂ / Ir black / aq. acetic acid / 48 h / 3206.3 Torr

2: 97 percent / HOBt, EDC, DIEA / dimethylformamide / 3.5 h

With hydrogen; benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide; N-ethyl-N,N-diisopropylamine; iridium; In acetic acid; N,N-dimethyl-formamide;

DOI:10.1021/jm970493r

Reference yield: 96.0%

(S)-1-((R)-2-tert-Butoxycarbonylamino-3,3-dicyclohexyl-propionyl)-pyrrolidine-2-carboxylic acid methyl ester (183853-44-3) → (S)-1-((R)-2-tert-Butoxycarbonylamino-3,3-dicyclohexyl-propionyl)-pyrrolidine-2-carboxylic acid (177583-50-5)

Guidance literature:

With lithium hydroxide; In methanol; for 3.5h;

DOI:10.1021/jm970493r

upstream raw materials:

L-proline methyl ester monohydrochloride

(R)-2-tert-butoxycarbonylamino-3,3-dicyclohexyl-propionic acid

N-(tert-butoxycarbonyl)-3,3-diphenyl-D-alanine

Downstream raw materials:

(S)-1-((R)-2-tert-Butoxycarbonylamino-3,3-dicyclohexyl-propionyl)-pyrrolidine-2-carboxylic acid

((R)-1-{(S)-2-[(6-Amino-pyridin-3-ylmethyl)-carbamoyl]-pyrrolidine-1-carbonyl}-2,2-dicyclohexyl-ethyl)-carbamic acid tert-butyl ester

((R)-1-{(S)-2-[(2-Amino-thiazol-4-ylmethyl)-carbamoyl]-pyrrolidine-1-carbonyl}-2,2-dicyclohexyl-ethyl)-carbamic acid tert-butyl ester

((R)-1-{(S)-2-[(6-Amino-2,4-dimethyl-pyridin-3-ylmethyl)-carbamoyl]-pyrrolidine-1-carbonyl}-2,2-dicyclohexyl-ethyl)-carbamic acid tert-butyl ester