Piperonal → HCID 328733, Verbindung
Reaktionsgleichung
[CH3:1][C:2]([CH:4]1[CH2:6][CH2:5]1)=[O:3].[CH:7]1[C:12]([CH:13]=O)=[CH:11][C:10]2[O:15][CH2:16][O:17][C:9]=2[CH:8]=1>>[CH:4]1([C:2]([CH:1]=[CH:13][C:12]2[CH:7]=[CH:8][C:9]3[O:17][CH2:16][O:15][C:10]=3[CH:11]=2)=[O:3])[CH2:6][CH2:5]1Komponenten
3
Versuchsvorschrift
2-(3,4-Methylenedioxyphenyl)vinyl cyclopropyl ketone [III; Ar is 3,4-methylenedioxyphenyl, R is H] was prepared from 8.4 g. of cyclopropyl methyl ketone and 15 g. of piperonal according to the procedure described above in Preparation A1 affording 21.5 g., m.p. 85°-87° C. when crystallized from ethanol.
Aufarbeitung
- customaffording 21.5 g
- custom, m.p. 85°-87° C. when crystallized from ethanol
Quellen und Nachweise
- ORD-Eintrag
- ord-78f612be684c4d7d9b827c4abfc20df2
- Quelldatensatz
- uspto-grants-1980_10
- Patentnummer
- US04227015
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