Number | Name | Date | Kind |
---|---|---|---|
1307860 | Hermann | Jun 1919 | |
2031268 | Kussmaul | Feb 1936 | |
2281735 | Wieder | May 1942 | |
2720504 | Caldwell et al. | Oct 1955 | |
2892782 | Caffrey | Jun 1959 | |
2927870 | Beutler | Mar 1960 | |
3419587 | Harson | Dec 1968 | |
3422125 | Silver | Jan 1969 | |
3432445 | Osgan | Mar 1969 | |
3461146 | Turner et al. | Aug 1969 | |
3836557 | Knowles | Sep 1974 | |
3873451 | Cumbo et al. | Mar 1975 | |
3899522 | Loeffler | Aug 1975 |
Number | Date | Country |
---|---|---|
1,156,410 | Jun 1969 | GBX |
Entry |
---|
Bartley et al., J. Chem. Soc., pp. 422-430 (1958). |