benzyl L-2-<(carbobenzyloxy)amino>-4-<(p-tolylsulfonyl)oxy>butyrate

Base Information

Chemical Name:benzyl L-2-<(carbobenzyloxy)amino>-4-<(p-tolylsulfonyl)oxy>butyrate
CAS No.:105183-62-8
Molecular Formula:C₂₆H₂₇NO₇S
Molecular Weight:497.569
Hs Code.:

Synonyms:benzyl L-2-<(carbobenzyloxy)amino>-4-<(p-tolylsulfonyl)oxy>butyrate

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Chemical Property of benzyl L-2-<(carbobenzyloxy)amino>-4-<(p-tolylsulfonyl)oxy>butyrate

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Technology Process of benzyl L-2-<(carbobenzyloxy)amino>-4-<(p-tolylsulfonyl)oxy>butyrate

There total 6 articles about benzyl L-2-<(carbobenzyloxy)amino>-4-<(p-tolylsulfonyl)oxy>butyrate 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: 87.0%

: 58578-44-2
benzyl L-2-<(carbobenzxyloxy)amino>-4-hydroxybutyrate

: 98-59-9
p-toluenesulfonyl chloride

: 105183-62-8
benzyl L-2-<(carbobenzyloxy)amino>-4-<(p-tolylsulfonyl)oxy>butyrate

Guidance literature:: With triethylamine; In tetrahydrofuran; at 0 ℃; for 24h;
DOI:10.1021/jo00376a001

Reference yield:

: 35677-89-5
benzyl (3S)-2-oxotetrahydro-3-furanylcarbamate

: 105183-62-8
benzyl L-2-<(carbobenzyloxy)amino>-4-<(p-tolylsulfonyl)oxy>butyrate

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) NaOH / 1.) water, 23 deg C, 0.5 h, 2.) DMF, 23 deg C, 48 h

2: 87 percent / triethylamine / tetrahydrofuran / 24 h / 0 °C

With sodium hydroxide; triethylamine; In tetrahydrofuran;
DOI:10.1021/jo00376a001

Reference yield:

: 501-53-1,94274-21-2
benzyl chloroformate

: 105183-62-8
benzyl L-2-<(carbobenzyloxy)amino>-4-<(p-tolylsulfonyl)oxy>butyrate

Guidance literature:: Multi-step reaction with 3 steps

1: 82 percent / 1 N aq. NaHCO₃ / 24 h / 23 °C

2: 80 percent / NaOH / 1.) ethanol, 23 deg C, 24 h, 2.) DMF, 23 deg C, 48 h

3: 87 percent / triethylamine / tetrahydrofuran / 24 h / 0 °C

With sodium hydroxide; sodium hydrogencarbonate; triethylamine; In tetrahydrofuran;
DOI:10.1021/jo00376a001