N-tert-butoxycarbonyl-leucyl-leucine pentachlorophenyl ester

Base Information

Chemical Name:N-tert-butoxycarbonyl-leucyl-leucine pentachlorophenyl ester
CAS No.:75989-08-1
Molecular Formula:C₂₃H₃₁Cl₅N₂O₅
Molecular Weight:592.775
Hs Code.:

Synonyms:N-tert-butoxycarbonyl-leucyl-leucine pentachlorophenyl ester

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Chemical Property of N-tert-butoxycarbonyl-leucyl-leucine pentachlorophenyl ester

Chemical Property:

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Technology Process of N-tert-butoxycarbonyl-leucyl-leucine pentachlorophenyl ester

There total 3 articles about N-tert-butoxycarbonyl-leucyl-leucine pentachlorophenyl 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: 71.0%

: 87-86-5,67471-28-7
Pentachlorophenol

: 73401-65-7
(S)-2-((S)-2-tert-Butoxycarbonylamino-4-methyl-pentanoylamino)-4-methyl-pentanoic acid

: 75989-08-1
N-tert-butoxycarbonyl-leucyl-leucine pentachlorophenyl ester

Guidance literature:: With dicyclohexyl-carbodiimide; In tetrahydrofuran; ethyl acetate; at 0 ℃; for 6h;
DOI:10.1002/mrc.1270130111

Reference yield:

: 13139-15-6,53296-34-7
N-tert-butoxycarbonyl-L-leucine

: 75989-08-1
N-tert-butoxycarbonyl-leucyl-leucine pentachlorophenyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 93 percent / 2-ethoxy-1-ethoxycarbonyl-1,2-dihydroquinoline

2: 71 percent / dicyclohexyl carbodiimide / ethyl acetate; tetrahydrofuran / 6 h / 0 °C

With N-ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline; dicyclohexyl-carbodiimide; In tetrahydrofuran; ethyl acetate;
DOI:10.1002/mrc.1270130111

Reference yield:

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

: 75989-08-1
N-tert-butoxycarbonyl-leucyl-leucine pentachlorophenyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 93 percent / 2-ethoxy-1-ethoxycarbonyl-1,2-dihydroquinoline

2: 71 percent / dicyclohexyl carbodiimide / ethyl acetate; tetrahydrofuran / 6 h / 0 °C

With N-ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline; dicyclohexyl-carbodiimide; In tetrahydrofuran; ethyl acetate;
DOI:10.1002/mrc.1270130111