1,3-Butadiene → HCID 19107063, Verbindung
Reaktionsgleichung
[CH3:1][C:2]1([CH3:15])[C:11]2[C:6](=[CH:7][CH:8]=[CH:9][CH:10]=2)[C:5]([C:12]([OH:14])=[O:13])=[CH:4][CH2:3]1.[CH2:16]=[CH:17][CH:18]=[CH2:19]>>[CH3:1][C:2]1([CH3:15])[CH2:3][CH:4]2[C:5]([C:12]([OH:14])=[O:13])([CH2:16][CH:17]=[CH:18][CH2:19]2)[C:6]2[C:11]1=[CH:10][CH:9]=[CH:8][CH:7]=2Komponenten
3
Versuchsvorschrift
The compound from Example 42 (8.5 g, 36.7 mmol) and butadiene were reacted in a Diels-Alder condensation as previously described to give after silica gel chromatography the title compound (3 g, 32% yield).
Quellen und Nachweise
- ORD-Eintrag
- ord-bb08df4ae2064200b7755c02ec78f3b7
- Quelldatensatz
- uspto-grants-1991_12
- Patentnummer
- US05071853
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