Ethyl 4-bromobutyrate → HCID 22122177, Verbindung

Reaktionsgleichung

[CH3:1][O:2][C:3]1[CH:17]=[C:16]([O:18][CH3:19])[CH:15]=[CH:14][C:4]=1[CH2:5][N:6]1[CH2:11][CH2:10][NH:9][C:8](=[O:12])[C:7]1=[O:13].Br[CH2:21][CH2:22][CH2:23][C:24]([O:26][CH2:27][CH3:28])=[O:25]>>[CH3:1][O:2][C:3]1[CH:17]=[C:16]([O:18][CH3:19])[CH:15]=[CH:14][C:4]=1[CH2:5][N:6]1[CH2:11][CH2:10][N:9]([CH2:21][CH2:22][CH2:23][C:24]([O:26][CH2:27][CH3:28])=[O:25])[C:8](=[O:12])[C:7]1=[O:13]

Komponenten

Edukt 2

HCID 76300Ethyl 4-bromobutyrate

HCID 127069801-[(2,4-Dimethoxyphenyl)methyl]piperazine-2,3-dione

Produkt 1

HCID 22122177HCID 22122177, Verbindung

Versuchsvorschrift

1-(2,4-Dimethoxybenzyl)-2,3-dioxopiperazine was reacted with ethyl 4-bromobutyrate by the same method as in Reference Example 12 to obtain ethyl 4-[4-(2,4-dimethoxybenzyl)-2,3-dioxopiperazin-1-yl]butyrate as an oil.

Quellen und Nachweise

ORD-Eintrag: ord-47b9da9857874225b8f7c650ea35de1b
Quelldatensatz: uspto-grants-2000_11
DOI: 10.6084/m9.figshare.5104873.v1
Patentnummer: US06153613

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