(2S,4S)-2-(1-Benzyl-4,5-dihydro-1H-imidazol-2-yl)-4-tritylsulfanyl-pyrrolidine-1-carboxylic acid allyl ester

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Chemical Name:(2S,4S)-2-(1-Benzyl-4,5-dihydro-1H-imidazol-2-yl)-4-tritylsulfanyl-pyrrolidine-1-carboxylic acid allyl ester
CAS No.:708262-10-6
Molecular Formula:C₃₇H₃₇N₃O₂S
Molecular Weight:587.786
Hs Code.:

Synonyms:(2S,4S)-2-(1-Benzyl-4,5-dihydro-1H-imidazol-2-yl)-4-tritylsulfanyl-pyrrolidine-1-carboxylic acid allyl ester

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Chemical Property of (2S,4S)-2-(1-Benzyl-4,5-dihydro-1H-imidazol-2-yl)-4-tritylsulfanyl-pyrrolidine-1-carboxylic acid allyl ester

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Technology Process of (2S,4S)-2-(1-Benzyl-4,5-dihydro-1H-imidazol-2-yl)-4-tritylsulfanyl-pyrrolidine-1-carboxylic acid allyl ester

There total 4 articles about (2S,4S)-2-(1-Benzyl-4,5-dihydro-1H-imidazol-2-yl)-4-tritylsulfanyl-pyrrolidine-1-carboxylic acid allyl 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: 70.1%

: 100-39-0
benzyl bromide

: 708261-99-8
(2S,4S)-2-(4,5-dihydro-1H-imidazol-2-yl)-4-tritylthio-1-(allyloxycarbonyl)pyrrolidine

: 708262-10-6
(2S,4S)-2-(1-Benzyl-4,5-dihydro-1H-imidazol-2-yl)-4-tritylsulfanyl-pyrrolidine-1-carboxylic acid allyl ester

Guidance literature:: (2S,4S)-2-(4,5-dihydro-1H-imidazol-2-yl)-4-tritylthio-1-(allyloxycarbonyl)pyrrolidine; With potassium carbonate; In acetonitrile; for 1h;

benzyl bromide; In acetonitrile; at 20 ℃; for 24h;
DOI:10.1002/ardp.200300756

Reference yield:

: 3695-77-0
triphenylmethanethiol

: 708262-10-6
(2S,4S)-2-(1-Benzyl-4,5-dihydro-1H-imidazol-2-yl)-4-tritylsulfanyl-pyrrolidine-1-carboxylic acid allyl ester

Guidance literature:: Multi-step reaction with 3 steps

1.1: NaH / dimethylformamide / 1 h / 20 °C

1.2: 82.5 percent / dimethylformamide / 3 h / 20 °C

2.1: trimethylaluminum / toluene / 1 h / 20 °C

2.2: 68.5 percent / toluene / 15 h / 50 °C

3.1: K₂CO₃ / acetonitrile / 1 h

3.2: 70.1 percent / acetonitrile / 24 h / 20 °C

With trimethylaluminum; sodium hydride; potassium carbonate; In N,N-dimethyl-formamide; toluene; acetonitrile;
DOI:10.1002/ardp.200300756

Reference yield:

: 126408-14-8
methyl (2S,4R)-N-(allyloxycarbonyl)-4-hydroxypyrrolidine-2-carboxylate

: 708262-10-6
(2S,4S)-2-(1-Benzyl-4,5-dihydro-1H-imidazol-2-yl)-4-tritylsulfanyl-pyrrolidine-1-carboxylic acid allyl ester

Guidance literature:: Multi-step reaction with 4 steps

1.1: 93.2 percent / Et₃N / CH₂Cl₂ / 1 h / 0 °C

2.1: NaH / dimethylformamide / 1 h / 20 °C

2.2: 82.5 percent / dimethylformamide / 3 h / 20 °C

3.1: trimethylaluminum / toluene / 1 h / 20 °C

3.2: 68.5 percent / toluene / 15 h / 50 °C

4.1: K₂CO₃ / acetonitrile / 1 h

4.2: 70.1 percent / acetonitrile / 24 h / 20 °C

With trimethylaluminum; sodium hydride; potassium carbonate; triethylamine; In dichloromethane; N,N-dimethyl-formamide; toluene; acetonitrile;
DOI:10.1002/ardp.200300756