3,4-Dichlorophenylacetic acid → N-[(3,4dichlorophenyl)acetyl]-L-alanine iso-butyl ester

HRID 23068Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 23068
[Cl:1][C:2]1[CH:3]=[C:4]([CH2:9][C:10]([OH:12])=O)[CH:5]=[CH:6][C:7]=1[Cl:8].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][C:4]1[CH:5]=[CH:6][C:7]([Cl:8])=[C:2]([Cl:1])[CH:3]=1)[CH:15]([CH3:17])[CH3:16]

Komponenten

3

Edukt 2

HCID 798743,4-Dichlorophenylacetic acidHCID 865849812-Methylpropyl (2S)-2-aminopropanoate hydrochloride

Produkt 1

HCID 15481766N-[(3,4dichlorophenyl)acetyl]-L-alanine iso-butyl ester

Versuchsvorschrift

Following General Procedure BB and using 3,4-dichlorophenylacetic acid (Aldrich) and L-alanine iso-butyl ester hydrochloride (from Example BB above), the title compound was prepared as a solid having a melting point of 81°-83° C. 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.

Aufarbeitung

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

Quellen und Nachweise

ORD-Eintrag
ord-7d225e1005844bdd97d5e8ce53944117
Quelldatensatz
uspto-grants-2005_02
Patentnummer
US06849650B2

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