2-[(S)-1-Cyclohexyl-2-((2S,5S)-2,5-dimethyl-pyrrolidin-1-yl)-2-oxo-ethyl]-malonic acid dimethyl ester

Base Information

Chemical Name:2-[(S)-1-Cyclohexyl-2-((2S,5S)-2,5-dimethyl-pyrrolidin-1-yl)-2-oxo-ethyl]-malonic acid dimethyl ester
CAS No.:128883-57-8
Molecular Formula:C₁₉H₃₁NO₅
Molecular Weight:353.459
Hs Code.:

Synonyms:2-[(S)-1-Cyclohexyl-2-((2S,5S)-2,5-dimethyl-pyrrolidin-1-yl)-2-oxo-ethyl]-malonic acid dimethyl ester

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Chemical Property of 2-[(S)-1-Cyclohexyl-2-((2S,5S)-2,5-dimethyl-pyrrolidin-1-yl)-2-oxo-ethyl]-malonic acid dimethyl ester

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Technology Process of 2-[(S)-1-Cyclohexyl-2-((2S,5S)-2,5-dimethyl-pyrrolidin-1-yl)-2-oxo-ethyl]-malonic acid dimethyl ester

There total 8 articles about 2-[(S)-1-Cyclohexyl-2-((2S,5S)-2,5-dimethyl-pyrrolidin-1-yl)-2-oxo-ethyl]-malonic acid dimethyl 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: 90.0%

: 105398-69-4
Cyclohexanecarboxylic acid 2-thioxo-2H-pyridin-1-yl ester

: 128883-54-5
2-[2-((2S,5S)-2,5-Dimethyl-pyrrolidin-1-yl)-2-oxo-ethylidene]-malonic acid dimethyl ester

: 128883-57-8
2-[(S)-1-Cyclohexyl-2-((2S,5S)-2,5-dimethyl-pyrrolidin-1-yl)-2-oxo-ethyl]-malonic acid dimethyl ester

Guidance literature:: With tri-n-butyl-tin hydride; In dichloromethane; at -78 ℃; Irradiation;
DOI:10.1016/S0040-4039(00)88852-8

Reference yield: 49.0%

: 24371-94-6
cyclohexylmercury chloride

: 128883-54-5
2-[2-((2S,5S)-2,5-Dimethyl-pyrrolidin-1-yl)-2-oxo-ethylidene]-malonic acid dimethyl ester

: 128883-57-8
2-[(S)-1-Cyclohexyl-2-((2S,5S)-2,5-dimethyl-pyrrolidin-1-yl)-2-oxo-ethyl]-malonic acid dimethyl ester

: 128883-58-9
2-[(R)-1-Cyclohexyl-2-((2S,5S)-2,5-dimethyl-pyrrolidin-1-yl)-2-oxo-ethyl]-malonic acid dimethyl ester

Guidance literature:: With sodium tetrahydroborate; at 0 ℃;
DOI:10.1016/S0040-4039(00)88852-8

Reference yield:

: 108-59-8
malonic acid dimethyl ester

: 128883-57-8
2-[(S)-1-Cyclohexyl-2-((2S,5S)-2,5-dimethyl-pyrrolidin-1-yl)-2-oxo-ethyl]-malonic acid dimethyl ester

Guidance literature:: Multi-step reaction with 7 steps

1: 1. NaH / 1. THF

2: NBS / (PHCO₂)2 / CCl₄

3: NEt₃ / diethyl ether

4: CF₃CO₂H / CH₂Cl₂

5: N-methylmorpholine

7: 49 percent / NaBH₄ / 0 °C

With 4-methyl-morpholine; sodium tetrahydroborate; N-Bromosuccinimide; sodium hydride; triethylamine; trifluoroacetic acid; dibenzoyl peroxide; In tetrachloromethane; diethyl ether; dichloromethane;
DOI:10.1016/S0040-4039(00)88852-8