3-Methylpentanoic acid → N-(3-methylpentanoyl)-L-alanine Isobutyl Ester

HRID 23066Notes

Reaction equation

HRID 23066 reaction equation
[CH3:1][CH:2]([CH2:7][CH3:8])[CH2:3][C:4]([OH:6])=O.Cl.[CH2:10]([O:14][C:15](=[O:19])[C@H:16]([CH3:18])[NH2:17])[CH:11]([CH3:13])[CH3:12]>>[CH2:10]([O:14][C:15](=[O:19])[C@H:16]([CH3:18])[NH:17][C:4](=[O:6])[CH2:3][CH:2]([CH3:1])[CH2:7][CH3:8])[CH:11]([CH3:13])[CH3:12]

Participants

3

Reactant 2

HCID 77553-Methylpentanoic acidHCID 865849812-Methylpropyl (2S)-2-aminopropanoate hydrochloride

Product 1

HCID 15481764N-(3-methylpentanoyl)-L-alanine Isobutyl Ester

Procedure

Following General Procedure BB and using 3-methylpentanoic acid (Aldrich) and L-alanine iso-butyl ester hydrochloride (from Example BB above), the title compound was prepared as an oil. The reaction was monitored by tlc on silica gel and purification was by extraction with Et2O followed by washes with aqueous K2CO3 and aqueous HCl.

Workup

  1. customThe reaction was monitored by tlc on silica gel and purification
  2. extractionwas by extraction with Et2O

Sources & evidence

ORD record
ord-243dad5af2fa495b99fb5dd87315a0be
Source dataset
uspto-grants-2005_02
Patent number
US06849650B2

Reaction notes

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