Number | Name | Date | Kind |
---|---|---|---|
2092712 | Clifford | Sep 1937 | |
3020304 | Scherer et al. | Feb 1962 | |
3052709 | Strube et al. | Sep 1962 | |
3669981 | Pera | Jun 1972 | |
3896219 | Pianka | Jul 1975 |
Entry |
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Sexton et al. "J. of Chem. Soc.", (London), (1948) p. 1717. |
Dolman et al. "Rec. des Travaux Chem. des Pays-Bas", vol. 88 (1969), pp. 417-424. |