8-(3,4-Difluorophenyl)-1,4-dioxaspiro[4.5]decan-8-ol → 4-(3,4-Difluorophenyl)-4-hydroxycyclohexanone
Reaktionsgleichung
[F:1][C:2]1[CH:3]=[C:4]([C:9]2([OH:19])[CH2:18][CH2:17][C:12]3(OCC[O:13]3)[CH2:11][CH2:10]2)[CH:5]=[CH:6][C:7]=1[F:8]>CC(C)=O>[F:1][C:2]1[CH:3]=[C:4]([C:9]2([OH:19])[CH2:10][CH2:11][C:12](=[O:13])[CH2:17][CH2:18]2)[CH:5]=[CH:6][C:7]=1[F:8]Komponenten
3
Edukt 1
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Versuchsvorschrift
A solution of 8-(3,4-difluorophenyl)-1,4- dioxaspiro[4.5]decan-8-ol (5.4 g, 20 mmole) in acetone-1N hydrochloric acid (1:1) was stirred for 4 hr. The acetone was removed in vacuo and the crude material crystallized from isopropyl ether to give the product (62%, mp: 84°-85° C.).
Aufarbeitung
- customThe acetone was removed in vacuo
- customthe crude material crystallized from isopropyl ether
Quellen und Nachweise
- ORD-Eintrag
- ord-c8733dd8ddab41caa8b4f38d885386c9
- Quelldatensatz
- uspto-grants-1996_03
- Patentnummer
- US05496847
Notizen zur Reaktion
Wird geladen…