Number | Name | Date | Kind |
---|---|---|---|
2715123 | Hodge | Aug 1955 | |
3005750 | Fluck et al. | Oct 1961 |
Number | Date | Country |
---|---|---|
747912 | Dec 1966 | CAX |
4200400 | Jan 1942 | JPX |
Entry |
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Wampler et al. Can. Res. 35, 1903-1906 (1975). |
Reist et al., J. Amer. Chem. Soc., 82, 2025-2029 (1960). |
Vargha et al., J. Chem. Soc., 1957, 810-812. |