(4R,5S)-4-[((S)-2-Benzyloxycarbonylamino-3-methyl-butyryl)-methyl-amino]-5-methyl-heptanoic acid tert-butyl ester

Base Information

Chemical Name:(4R,5S)-4-[((S)-2-Benzyloxycarbonylamino-3-methyl-butyryl)-methyl-amino]-5-methyl-heptanoic acid tert-butyl ester
CAS No.:173441-11-7
Molecular Formula:C₂₆H₄₂N₂O₅
Molecular Weight:462.63
Hs Code.:

Synonyms:(4R,5S)-4-[((S)-2-Benzyloxycarbonylamino-3-methyl-butyryl)-methyl-amino]-5-methyl-heptanoic acid tert-butyl ester

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Chemical Property of (4R,5S)-4-[((S)-2-Benzyloxycarbonylamino-3-methyl-butyryl)-methyl-amino]-5-methyl-heptanoic acid tert-butyl ester

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Technology Process of (4R,5S)-4-[((S)-2-Benzyloxycarbonylamino-3-methyl-butyryl)-methyl-amino]-5-methyl-heptanoic acid tert-butyl ester

There total 4 articles about (4R,5S)-4-[((S)-2-Benzyloxycarbonylamino-3-methyl-butyryl)-methyl-amino]-5-methyl-heptanoic 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: 78.0%

: 1149-26-4
(S)-N-(benzyloxycarbonyl)valine

: (4R,5S)-5-Methyl-4-methylamino-heptanoic acid tert-butyl ester

: 173441-11-7
(4R,5S)-4-[((S)-2-Benzyloxycarbonylamino-3-methyl-butyryl)-methyl-amino]-5-methyl-heptanoic acid tert-butyl ester

Guidance literature:: With dicyclohexyl-carbodiimide; In acetonitrile; a) 0 deg C, 3 h, b) RT, 16 h;
DOI:10.1248/cpb.43.1706

Reference yield:

: 1026869-10-2
(E)-(4S,5S)-4-(Benzyloxycarbonyl-methyl-amino)-5-methyl-hept-2-enoic acid

: 173441-11-7
(4R,5S)-4-[((S)-2-Benzyloxycarbonylamino-3-methyl-butyryl)-methyl-amino]-5-methyl-heptanoic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: H₂SO₄ / CH₂Cl₂

2: 100 percent / H₂ / 5percent Pd/C / H₂O; 2-methyl-propan-2-ol

3: 78 percent / 1,3-dicyclohexylcarbodiimide / acetonitrile / a) 0 deg C, 3 h, b) RT, 16 h

With sulfuric acid; hydrogen; dicyclohexyl-carbodiimide; palladium on activated charcoal; In dichloromethane; water; acetonitrile; tert-butyl alcohol;
DOI:10.1248/cpb.43.1706

Reference yield:

: 1026251-48-8
(E)-(4S,5S)-4-(Benzyloxycarbonyl-methyl-amino)-5-methyl-hept-2-enoic acid methyl ester

: 173441-11-7
(4R,5S)-4-[((S)-2-Benzyloxycarbonylamino-3-methyl-butyryl)-methyl-amino]-5-methyl-heptanoic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 1N aq. NaOH / dioxane / Ambient temperature

2: H₂SO₄ / CH₂Cl₂

3: 100 percent / H₂ / 5percent Pd/C / H₂O; 2-methyl-propan-2-ol

4: 78 percent / 1,3-dicyclohexylcarbodiimide / acetonitrile / a) 0 deg C, 3 h, b) RT, 16 h

With sodium hydroxide; sulfuric acid; hydrogen; dicyclohexyl-carbodiimide; palladium on activated charcoal; In 1,4-dioxane; dichloromethane; water; acetonitrile; tert-butyl alcohol;
DOI:10.1248/cpb.43.1706