(S)-2-{(S)-6-[Benzyloxycarbonyl-((R)-4-benzyloxycarbonylamino-2-hydroxy-butyl)-amino]-2-tert-butoxycarbonylamino-hexanoylamino}-3-methyl-butyric acid tert-butyl ester

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Chemical Name:(S)-2-{(S)-6-[Benzyloxycarbonyl-((R)-4-benzyloxycarbonylamino-2-hydroxy-butyl)-amino]-2-tert-butoxycarbonylamino-hexanoylamino}-3-methyl-butyric acid tert-butyl ester
CAS No.:214051-81-7
Molecular Formula:C₄₀H₆₀N₄O₁₀
Molecular Weight:756.937
Hs Code.:

(S)-2-{(S)-6-[Benzyloxycarbonyl-((R)-4-benzyloxycarbonylamino-2-hydroxy-butyl)-amino]-2-tert-butoxycarbonylamino-hexanoylamino}-3-methyl-butyric acid tert-butyl ester

Synonyms:(S)-2-{(S)-6-[Benzyloxycarbonyl-((R)-4-benzyloxycarbonylamino-2-hydroxy-butyl)-amino]-2-tert-butoxycarbonylamino-hexanoylamino}-3-methyl-butyric acid tert-butyl ester

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Chemical Property of (S)-2-{(S)-6-[Benzyloxycarbonyl-((R)-4-benzyloxycarbonylamino-2-hydroxy-butyl)-amino]-2-tert-butoxycarbonylamino-hexanoylamino}-3-methyl-butyric acid tert-butyl ester

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Technology Process of (S)-2-{(S)-6-[Benzyloxycarbonyl-((R)-4-benzyloxycarbonylamino-2-hydroxy-butyl)-amino]-2-tert-butoxycarbonylamino-hexanoylamino}-3-methyl-butyric acid tert-butyl ester

There total 5 articles about (S)-2-{(S)-6-[Benzyloxycarbonyl-((R)-4-benzyloxycarbonylamino-2-hydroxy-butyl)-amino]-2-tert-butoxycarbonylamino-hexanoylamino}-3-methyl-butyric acid tert-butyl 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: 99.0%

: 24424-99-5
di-tert-butyl dicarbonate

: 223715-34-2
(S)-2-{(S)-2-Amino-6-[benzyloxycarbonyl-((R)-4-benzyloxycarbonylamino-2-hydroxy-butyl)-amino]-hexanoylamino}-3-methyl-butyric acid tert-butyl ester

: 214051-81-7
(S)-2-{(S)-6-[Benzyloxycarbonyl-((R)-4-benzyloxycarbonylamino-2-hydroxy-butyl)-amino]-2-tert-butoxycarbonylamino-hexanoylamino}-3-methyl-butyric acid tert-butyl ester

Guidance literature:: In 1,4-dioxane; water; for 5h; Ambient temperature;
DOI:10.1021/jm980389p

Reference yield:

: 13518-40-6
L-valine tert-butylester hydrochloride

: 214051-81-7
(S)-2-{(S)-6-[Benzyloxycarbonyl-((R)-4-benzyloxycarbonylamino-2-hydroxy-butyl)-amino]-2-tert-butoxycarbonylamino-hexanoylamino}-3-methyl-butyric acid tert-butyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 83 percent / BOP, diisopropylethylamine / dimethylformamide / 21 h / Ambient temperature

2: 89 percent / piperidine / dimethylformamide / 4.5 h

3: 82 percent / p-toluenesulfonic acid / acetone; H₂O / 2 h / 45 °C

4: 99 percent / dioxane; H₂O / 5 h / Ambient temperature

With piperidine; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; toluene-4-sulfonic acid; N-ethyl-N,N-diisopropylamine; In 1,4-dioxane; water; N,N-dimethyl-formamide; acetone;
DOI:10.1021/jm980389p

Reference yield:

: 189280-27-1
(2S,9R)-11-[(Benzyloxycarbonyl)amino]-7-(carbobenzyloxy)-2-[(9-fluorenylmethoxycarbonyl)amino]-9-(tetrahydropyran-2-yloxy)-7-azaundecanoic Acid

: 214051-81-7
(S)-2-{(S)-6-[Benzyloxycarbonyl-((R)-4-benzyloxycarbonylamino-2-hydroxy-butyl)-amino]-2-tert-butoxycarbonylamino-hexanoylamino}-3-methyl-butyric acid tert-butyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 83 percent / BOP, diisopropylethylamine / dimethylformamide / 21 h / Ambient temperature

2: 89 percent / piperidine / dimethylformamide / 4.5 h

3: 82 percent / p-toluenesulfonic acid / acetone; H₂O / 2 h / 45 °C

4: 99 percent / dioxane; H₂O / 5 h / Ambient temperature

With piperidine; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; toluene-4-sulfonic acid; N-ethyl-N,N-diisopropylamine; In 1,4-dioxane; water; N,N-dimethyl-formamide; acetone;
DOI:10.1021/jm980389p