2-(2-tert-butoxycarbonylamino-3-cyclohexyl-propionylamino)-3-(2-oxo-pyrrolidin-3-yl)-propionic acid methyl ester

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Chemical Name:2-(2-tert-butoxycarbonylamino-3-cyclohexyl-propionylamino)-3-(2-oxo-pyrrolidin-3-yl)-propionic acid methyl ester
CAS No.:898264-60-3
Molecular Formula:C₂₂H₃₇N₃O₆
Molecular Weight:439.552
Hs Code.:

Synonyms:2-(2-tert-butoxycarbonylamino-3-cyclohexyl-propionylamino)-3-(2-oxo-pyrrolidin-3-yl)-propionic acid methyl ester

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Chemical Property of 2-(2-tert-butoxycarbonylamino-3-cyclohexyl-propionylamino)-3-(2-oxo-pyrrolidin-3-yl)-propionic acid methyl ester

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Technology Process of 2-(2-tert-butoxycarbonylamino-3-cyclohexyl-propionylamino)-3-(2-oxo-pyrrolidin-3-yl)-propionic acid methyl ester

There total 8 articles about 2-(2-tert-butoxycarbonylamino-3-cyclohexyl-propionylamino)-3-(2-oxo-pyrrolidin-3-yl)-propionic 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: 74.5%

: 37736-82-6
(S)-2-tert-butoxycarbonylamino-3-cyclohexylpropionic acid

: methyl (2S)-2-amino-3-[(3S)-2-oxopyrrolidin-3-yl]propanoate hydrochloride

: 898264-60-3
2-(2-tert-butoxycarbonylamino-3-cyclohexyl-propionylamino)-3-(2-oxo-pyrrolidin-3-yl)-propionic acid methyl ester

Guidance literature:: With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In dichloromethane; N,N-dimethyl-formamide; at 25 ℃; for 2h;

Reference yield: 60.0%

: 37736-82-6
(S)-2-tert-butoxycarbonylamino-3-cyclohexylpropionic acid

: 1027601-37-1
methyl (2S)-2-amino-3-[(3S)-2-oxopyrrolidin-3-yl]propanoate

: 898264-60-3
2-(2-tert-butoxycarbonylamino-3-cyclohexyl-propionylamino)-3-(2-oxo-pyrrolidin-3-yl)-propionic acid methyl ester

Guidance literature:: (S)-2-tert-butoxycarbonylamino-3-cyclohexylpropionic acid; With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In dichloromethane; at 20 ℃; for 0.5h;

methyl (2S)-2-amino-3-[(3S)-2-oxopyrrolidin-3-yl]propanoate; With triethylamine; In dichloromethane; at 20 ℃;

Reference yield:

: 59279-60-6,130622-05-8,861658-15-3
dimethyl (2S)-2-[(tert-butoxycarbonyl)amino]pentanedioate

: 898264-60-3
2-(2-tert-butoxycarbonylamino-3-cyclohexyl-propionylamino)-3-(2-oxo-pyrrolidin-3-yl)-propionic acid methyl ester

Guidance literature:: Multi-step reaction with 5 steps

1.1: LiHMDS / tetrahydrofuran / 1.5 h / -78 °C

1.2: 83 percent / tetrahydrofuran / -78 °C

2.1: H₂ / Pd/C / 2 h / 3620.04 Torr

3.1: 5.55 g / Et₃N / tetrahydrofuran / 60 °C

4.1: HCl / dioxane / 0.5 h / 20 °C

5.1: 0.576 g / EDC; HOBt / CH₂Cl₂ / 2 h / 20 °C

With hydrogenchloride; hydrogen; benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide; triethylamine; lithium hexamethyldisilazane; palladium on activated charcoal; In tetrahydrofuran; 1,4-dioxane; dichloromethane;
DOI:10.1021/jm0603926