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

HRID 1385664Notes

Reaction equation

HRID 1385664 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-b809302d1a4e4db98d1b323c234016d5
Source dataset
uspto-grants-2001_07
Patent number
US06262302B1

Reaction notes

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