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

HRID 983198Notes

Reaction equation

HRID 983198 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.

Sources & evidence

ORD record
ord-41ac7927e3d745be91e3f03517796c66
Source dataset
uspto-grants-2005_03
Patent number
US06861558B2

Reaction notes

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