Thionyl Chloride → 4-(Chloromethyl)-1-ethyl-1H-pyrazole hydrochloride
Reaktionsgleichung
[CH2:1]([N:3]1[CH:7]=[C:6]([CH2:8]O)[CH:5]=[N:4]1)[CH3:2].S(Cl)([Cl:12])=O>O1CCCC1>[ClH:12].[Cl:12][CH2:8][C:6]1[CH:5]=[N:4][N:3]([CH2:1][CH3:2])[CH:7]=1Komponenten
4
Edukt 2
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Versuchsvorschrift
To a solution (400 mL) of (1-ethyl-1H-pyrazol-4-yl)methanol (16.80 g) in tetrahydrofuran was added thionyl chloride (40.0 g), and the mixture was stirred at room temperature for 4 hr. The mixture liquid was concentrated under reduced pressure to obtain 4-chloromethyl-1-ethyl-1H-pyrazole hydrochloride as a colorless oil (24.15 g, yield 100%).
Aufarbeitung
- concentrationThe mixture liquid was concentrated under reduced pressure
Quellen und Nachweise
- ORD-Eintrag
- ord-96222216876340cda1bf30403b692e93
- Quelldatensatz
- uspto-grants-2008_05
- Patentnummer
- US07368578B2
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