4-Phenylbutyric Acid → N-(4phenylbutanoyl)-L-alanine iso-butyl ester

HRID 1953576Notes

Reaction equation

HRID 1953576 reaction equation
[C:1]1([CH2:7][CH2:8][CH2:9][C:10]([OH:12])=O)[CH:6]=[CH:5][CH:4]=[CH:3][CH:2]=1.Cl.[CH2:14]([O:18][C:19](=[O:23])[C@H:20]([CH3:22])[NH2:21])[CH:15]([CH3:17])[CH3:16]>>[CH2:14]([O:18][C:19](=[O:23])[C@H:20]([CH3:22])[NH:21][C:10](=[O:12])[CH2:9][CH2:8][CH2:7][C:1]1[CH:2]=[CH:3][CH:4]=[CH:5][CH:6]=1)[CH:15]([CH3:17])[CH3:16]

Participants

3

Reactant 2

HCID 47754-Phenylbutyric AcidHCID 865849812-Methylpropyl (2S)-2-aminopropanoate hydrochloride

Product 1

HCID 15481769N-(4phenylbutanoyl)-L-alanine iso-butyl ester

Procedure

Following General Procedure B and using 4-phenylbutanoic acid (Aldrich) and L-alanine iso-butyl ester hydrochloride (from Example B 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-b2bc6cfe464646118c4d66202a2bff5d
Source dataset
uspto-grants-2000_09
Patent number
US06117901

Reaction notes

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