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

HRID 1016822Notes

Reaction equation

HRID 1016822 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-2a6896bd76d04d52b3ce70c1ad9fa411
Source dataset
uspto-grants-2002_11
Patent number
US06476263B1

Reaction notes

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