(2S)-2--5-(p-tolylsulfonyl)pentanoyl-L-leucine methyl ester

Base Information

Chemical Name:(2S)-2--5-(p-tolylsulfonyl)pentanoyl-L-leucine methyl ester
CAS No.:115141-92-9
Molecular Formula:C₂₈H₃₈N₂O₈S
Molecular Weight:562.684
Hs Code.:

(2S)-2-<N-(benzyloxycarbonyl)-N-methylamino>-5-(p-tolylsulfonyl)pentanoyl-L-leucine methyl ester

Synonyms:(2S)-2--5-(p-tolylsulfonyl)pentanoyl-L-leucine methyl ester

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Chemical Property of (2S)-2--5-(p-tolylsulfonyl)pentanoyl-L-leucine methyl ester

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Technology Process of (2S)-2--5-(p-tolylsulfonyl)pentanoyl-L-leucine methyl ester

There total 4 articles about (2S)-2--5-(p-tolylsulfonyl)pentanoyl-L-leucine methyl 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: 95.0%

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

: 115141-91-8
(2S)-2--5-(p-tolylsulfonyl)pentanoic acid

: 115141-92-9
(2S)-2--5-(p-tolylsulfonyl)pentanoyl-L-leucine methyl ester

Guidance literature:: With bis-(2-oxo-3-oxazolidinyl)phosphoryl chloride; N-ethyl-N,N-diisopropylamine; In dichloromethane; 0 deg C -> room temperature, overnight;
DOI:10.1021/jm00117a022

Reference yield:

: 23632-67-9
(S)-3-[3-(benzyloxycarbonyl)-5-oxooxazolidin-4-yl]propanoic acid

: 115141-92-9
(2S)-2--5-(p-tolylsulfonyl)pentanoyl-L-leucine methyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 11.0 g / BH₃*THF, diborane / tetrahydrofuran / 1.) -25 deg C, 1 h, 2.) 0 deg C, 4 h

2: 13.35 g / pyridine / CH₂Cl₂ / Ambient temperature

3: 58 percent / triethylsilane, TFA / CH₂Cl₂ / 22 h / Ambient temperature

4: 95 percent / bis(2-oxo-3-oxazolidinyl)phosphinic chloride, diisopropylethylamine / CH₂Cl₂ / 0 deg C -> room temperature, overnight

With pyridine; triethylsilane; borane-THF; bis-(2-oxo-3-oxazolidinyl)phosphoryl chloride; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid; diborane; In tetrahydrofuran; dichloromethane;
DOI:10.1021/jm00117a022

Reference yield:

: 115141-89-4
(4S)-3-(benzyloxycarbonyl)-4-(3-hydroxypropyl)-1,3-oxazolidin-5-one

: 115141-92-9
(2S)-2--5-(p-tolylsulfonyl)pentanoyl-L-leucine methyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 13.35 g / pyridine / CH₂Cl₂ / Ambient temperature

2: 58 percent / triethylsilane, TFA / CH₂Cl₂ / 22 h / Ambient temperature

3: 95 percent / bis(2-oxo-3-oxazolidinyl)phosphinic chloride, diisopropylethylamine / CH₂Cl₂ / 0 deg C -> room temperature, overnight

With pyridine; triethylsilane; bis-(2-oxo-3-oxazolidinyl)phosphoryl chloride; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid; In dichloromethane;
DOI:10.1021/jm00117a022