Number | Name | Date | Kind |
---|---|---|---|
2540057 | Sprung et al. | Jul 1947 | |
3062644 | Neugebauer et al. | Nov 1962 | |
3219447 | Neugebauer et al. | Nov 1965 | |
3721616 | Watt | Mar 1973 | |
3721617 | Watt | Mar 1973 | |
3890152 | Ruckert et al. | Jun 1975 | |
3957489 | Moore | May 1976 | |
3960684 | Feinberg | Jun 1976 | |
4482489 | DiPippo | Nov 1984 |
Entry |
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Moran et al., J. Chem. Soc., 121, 2709 (1922). |