2,3-Dihydroxybutanedioic Acid → 1-Acetyl-4-methylpiperazine

HRID 1193999Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1193999
[CH3:1][N:2]1[CH2:7][CH2:6][NH:5][CH2:4][CH2:3]1.[C:8](O)(=O)[CH:9](C(C(O)=O)O)[OH:10]>>[CH3:1][N:2]1[CH2:7][CH2:6][N:5]([C:9](=[O:10])[CH3:8])[CH2:4][CH2:3]1

Komponenten

3

Edukt 2

HCID 8752,3-Dihydroxybutanedioic AcidHCID 531671-Methylpiperazine

Produkt 1

HCID 5507581-Acetyl-4-methylpiperazineAusbeute 38 %

Versuchsvorschrift

2-(2,3-Dihydro-2-oxo-3-phenyl-5-benzofuranyl)-1-(4-methylpiperazinyl-1-oxoethane was prepared according to the process described in Example 3, but using 4-methylpiperazine in Stage C. The latter compound was dissolved in a solution of DL-tartaric acid to form the corresponding salt, and then recrystallized in ethyl ether.

Aufarbeitung

  1. customto form the corresponding salt
  2. customrecrystallized in ethyl ether

Quellen und Nachweise

ORD-Eintrag
ord-afcbd1d667e743e2b28339e659172dfb
Quelldatensatz
uspto-grants-1989_03
Patentnummer
US04812469

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