(S)-2-Benzyloxycarbonylamino-6-[(S)-2-((3S,4S)-4-tert-butoxycarbonylamino-5-cyclohexyl-3-hydroxy-pentanoylamino)-4-methyl-pentanoylamino]-hexanoic acid benzyl ester

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Chemical Name:(S)-2-Benzyloxycarbonylamino-6-[(S)-2-((3S,4S)-4-tert-butoxycarbonylamino-5-cyclohexyl-3-hydroxy-pentanoylamino)-4-methyl-pentanoylamino]-hexanoic acid benzyl ester
CAS No.:128972-29-2
Molecular Formula:C₄₃H₆₄N₄O₉
Molecular Weight:781.003
Hs Code.:

(S)-2-Benzyloxycarbonylamino-6-[(S)-2-((3S,4S)-4-tert-butoxycarbonylamino-5-cyclohexyl-3-hydroxy-pentanoylamino)-4-methyl-pentanoylamino]-hexanoic acid benzyl ester

Synonyms:(S)-2-Benzyloxycarbonylamino-6-[(S)-2-((3S,4S)-4-tert-butoxycarbonylamino-5-cyclohexyl-3-hydroxy-pentanoylamino)-4-methyl-pentanoylamino]-hexanoic acid benzyl ester

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Chemical Property of (S)-2-Benzyloxycarbonylamino-6-[(S)-2-((3S,4S)-4-tert-butoxycarbonylamino-5-cyclohexyl-3-hydroxy-pentanoylamino)-4-methyl-pentanoylamino]-hexanoic acid benzyl ester

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Technology Process of (S)-2-Benzyloxycarbonylamino-6-[(S)-2-((3S,4S)-4-tert-butoxycarbonylamino-5-cyclohexyl-3-hydroxy-pentanoylamino)-4-methyl-pentanoylamino]-hexanoic acid benzyl ester

There total 8 articles about (S)-2-Benzyloxycarbonylamino-6-[(S)-2-((3S,4S)-4-tert-butoxycarbonylamino-5-cyclohexyl-3-hydroxy-pentanoylamino)-4-methyl-pentanoylamino]-hexanoic acid benzyl 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:

: 2389-60-8
Z-Lys(Boc)-OH

: 128972-29-2
(S)-2-Benzyloxycarbonylamino-6-[(S)-2-((3S,4S)-4-tert-butoxycarbonylamino-5-cyclohexyl-3-hydroxy-pentanoylamino)-4-methyl-pentanoylamino]-hexanoic acid benzyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 86 percent / K₂CO₃ / acetone / 2.5 h / Heating

2: 4 M HCl / dioxane

3: 1-hydroxybenzotriazole (HOBT), 1-ethyl-3-<3-dimethylamino)propyl>carbodiimide hydrochloride, triethylamine / dimethylformamide / 18 h

With hydrogenchloride; potassium carbonate; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; In 1,4-dioxane; N,N-dimethyl-formamide; acetone;
DOI:10.1021/jm00171a005

Reference yield:

: 98105-42-1
(S)-2-(t-butoxycarbonylamino)-3-cyclohexyl-1-propanal

: 128972-29-2
(S)-2-Benzyloxycarbonylamino-6-[(S)-2-((3S,4S)-4-tert-butoxycarbonylamino-5-cyclohexyl-3-hydroxy-pentanoylamino)-4-methyl-pentanoylamino]-hexanoic acid benzyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: 1.) 1.6 M n-butyllithium, diisopropylamine, 2.) ZnBr₂ / 1.) THF, hexane, -78 deg C, 2.) from -60 deg C to RT, overnight

2: Me₂N(CH₂)3NCNEt*HCl, HOBT, Et₃N, 2-(aminomethyl)pyridine

3: 1-hydroxybenzotriazole (HOBT), Et₃N, 1-ethyl-3-<3-(dimethylamino)propyl>carbodiimide hydrochloride / 18 h

4: 2 M NaOH / ethanol / 1.5 h

5: 1-hydroxybenzotriazole (HOBT), 1-ethyl-3-<3-dimethylamino)propyl>carbodiimide hydrochloride, triethylamine / dimethylformamide / 18 h

With 2-(Aminomethyl)pyridine; sodium hydroxide; n-butyllithium; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; diisopropylamine; zinc dibromide; In ethanol; N,N-dimethyl-formamide;
DOI:10.1021/jm00171a005

Reference yield:

: 7517-19-3
methyl (L)-leucinate hydrochloride

: 128972-29-2
(S)-2-Benzyloxycarbonylamino-6-[(S)-2-((3S,4S)-4-tert-butoxycarbonylamino-5-cyclohexyl-3-hydroxy-pentanoylamino)-4-methyl-pentanoylamino]-hexanoic acid benzyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 1-hydroxybenzotriazole (HOBT), Et₃N, 1-ethyl-3-<3-(dimethylamino)propyl>carbodiimide hydrochloride / 18 h

2: 2 M NaOH / ethanol / 1.5 h

3: 1-hydroxybenzotriazole (HOBT), 1-ethyl-3-<3-dimethylamino)propyl>carbodiimide hydrochloride, triethylamine / dimethylformamide / 18 h

With sodium hydroxide; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; In ethanol; N,N-dimethyl-formamide;
DOI:10.1021/jm00171a005