Hydrochloric Acid → 1-(2-Fluoroethyl)piperazine dihydrochloride
Reaktionsgleichung
[ClH:1].O1CCOCC1.C(OC([N:15]1[CH2:20][CH2:19][N:18]([CH2:21][CH2:22][F:23])[CH2:17][CH2:16]1)=O)(C)(C)C>ClCCl>[ClH:1].[ClH:1].[F:23][CH2:22][CH2:21][N:18]1[CH2:19][CH2:20][NH:15][CH2:16][CH2:17]1Komponenten
5
Edukt 3
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Versuchsvorschrift
Add 4 N HCl in 1,4-dioxane (21.52 mL, 86.1 mmol) to a stirred solution of 4-(2-fluoro-ethyl)-piperazine-1-carboxylic acid tert-butyl ester (2.00 g, 8.61 mmol) in dry dichloromethane (60 mL) at room temperature under nitrogen. Stir overnight under nitrogen. Concentrate the reaction under reduced pressure to afford the title compound (1.78 g). ES/MS m/z 133 (M+1).
Aufarbeitung
- concentrationConcentrate
- customthe reaction under reduced pressure
Quellen und Nachweise
- ORD-Eintrag
- ord-1cfc899297914db39f4a9a1200e8a672
- Quelldatensatz
- uspto-grants-2014_06
- Patentnummer
- US08759360B2
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