tert-butyl (2S)-2-(benzyloxycarbonylamino)-5-[(1S)-1,3-di(tert-butoxycarbonyl)propylamino]pentanoate

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Chemical Name:tert-butyl (2S)-2-(benzyloxycarbonylamino)-5-[(1S)-1,3-di(tert-butoxycarbonyl)propylamino]pentanoate
CAS No.:197223-37-3
Molecular Formula:C₃₀H₄₈N₂O₈
Molecular Weight:564.72
Hs Code.:

Synonyms:tert-butyl (2S)-2-(benzyloxycarbonylamino)-5-[(1S)-1,3-di(tert-butoxycarbonyl)propylamino]pentanoate

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Chemical Property of tert-butyl (2S)-2-(benzyloxycarbonylamino)-5-[(1S)-1,3-di(tert-butoxycarbonyl)propylamino]pentanoate

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Technology Process of tert-butyl (2S)-2-(benzyloxycarbonylamino)-5-[(1S)-1,3-di(tert-butoxycarbonyl)propylamino]pentanoate

There total 4 articles about tert-butyl (2S)-2-(benzyloxycarbonylamino)-5-[(1S)-1,3-di(tert-butoxycarbonyl)propylamino]pentanoate 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: 46.0%

: 16874-06-9
di-tert-butyl L-glutamate

: 159877-09-5
tert-butyl (2S)-5-methylsulphonyloxy-2-(benzyloxycarbonylamino)pentanoate

: 197223-37-3
tert-butyl (2S)-2-(benzyloxycarbonylamino)-5-[(1S)-1,3-di(tert-butoxycarbonyl)propylamino]pentanoate

Guidance literature:: With 2,6-dimethylpyridine; In N,N-dimethyl-formamide; at 65 ℃; for 42h;
DOI:10.1016/S0040-4020(97)00851-X

Reference yield:

: 5891-45-2
(S)-2-(benzyloxycarbonylamino)pentanedioic acid tert-butyl ester

: 197223-37-3
tert-butyl (2S)-2-(benzyloxycarbonylamino)-5-[(1S)-1,3-di(tert-butoxycarbonyl)propylamino]pentanoate

Guidance literature:: Multi-step reaction with 4 steps

1: triethylamine / tetrahydrofuran / 0.17 h / -10 °C

2: 4.09 g / NaBH₄ / tetrahydrofuran; methanol / 0.75 h / -10 - 0 °C

3: 96 percent / triethylamine / tetrahydrofuran / 0.5 h / -10 - 0 °C

4: 46 percent / 2,6-lutidine / dimethylformamide / 42 h / 65 °C

With 2,6-dimethylpyridine; sodium tetrahydroborate; triethylamine; In tetrahydrofuran; methanol; N,N-dimethyl-formamide; 1: Acylation / 2: Reduction / 3: Esterification / 4: Substitution;
DOI:10.1016/S0040-4020(97)00851-X

Reference yield:

: (S)-2-Benzyloxycarbonylamino-5-ethoxycarbonyloxy-5-oxo-pentanoic acid tert-butyl ester

: 197223-37-3
tert-butyl (2S)-2-(benzyloxycarbonylamino)-5-[(1S)-1,3-di(tert-butoxycarbonyl)propylamino]pentanoate

Guidance literature:: Multi-step reaction with 3 steps

1: 4.09 g / NaBH₄ / tetrahydrofuran; methanol / 0.75 h / -10 - 0 °C

2: 96 percent / triethylamine / tetrahydrofuran / 0.5 h / -10 - 0 °C

3: 46 percent / 2,6-lutidine / dimethylformamide / 42 h / 65 °C

With 2,6-dimethylpyridine; sodium tetrahydroborate; triethylamine; In tetrahydrofuran; methanol; N,N-dimethyl-formamide; 1: Reduction / 2: Esterification / 3: Substitution;
DOI:10.1016/S0040-4020(97)00851-X