Dihydro-4-methyl-3-methylene-2(3H)-furanone → 4,5-Dimethyl-3-methylideneoxolan-2-one
Reaktionsgleichung
[CH2:1]=[C:2]1[CH:7]([CH3:8])[C:6](C)([CH3:9])[O:5][C:3]1=[O:4].C=C1C(C)COC1=O>>[CH2:1]=[C:2]1[CH:7]([CH3:8])[CH:6]([CH3:9])[O:5][C:3]1=[O:4]Komponenten
3
Versuchsvorschrift
α-methylene-β-methyl-γ,γ-dimethyl-γ-butyrolactone and, among them, once again, α-methylene-β-methyl-γ-butyrolactone (R1 =R2 =R3 =H, R4 =CH3, R5 =H or R1 =R2 =R3 =H and R4 =H and R5 =CH3).
Quellen und Nachweise
- ORD-Eintrag
- ord-f963eee4a36247c29fd3bfc6f5207c88
- Quelldatensatz
- uspto-grants-1999_03
- Patentnummer
- US05880235
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