Number | Name | Date | Kind |
---|---|---|---|
3960914 | Lyons | Jun 1976 | |
4207251 | Heyboer | Jun 1980 | |
4537726 | Rao et al. | Aug 1985 | |
4683329 | Rao | Jul 1987 | |
4871871 | Shawl et al. | Oct 1989 | |
4873364 | Shawl et al. | Oct 1989 | |
4883908 | Shawl et al. | Nov 1989 | |
4978779 | Shawl et al. | Dec 1990 |
Number | Date | Country |
---|---|---|
0072528 | Feb 1983 | DEX |
0264752 | Apr 1988 | DEX |
2074574 | Nov 1981 | FRX |
Entry |
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J. Chem. Soc., Chem. Commun (1990) 549. |