Number | Date | Country | Kind |
---|---|---|---|
3243714 | Nov 1982 | DEX |
Number | Date | Country |
---|---|---|
0001428 | Apr 1979 | EPX |
2521568 | Aug 1983 | FRX |
Entry |
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Angew. Chem. Int. Ed. Engl., vol. 21, No. 11 (1982), pp. 863-864, Lutz-F. Tietze et al., "Control of the Conformation of Transition States in Intramolecular Diels-Alder Reactions with Inverse Electron Demand". |