Number | Date | Country | Kind |
---|---|---|---|
3101885 | Jan 1981 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
2473015 | Cullinan | Jun 1949 | |
3022299 | Schmidt et al. | Feb 1962 | |
4262851 | Graser et al. | Apr 1981 |
Number | Date | Country |
---|---|---|
1130099 | Nov 1962 | DEX |
2451781 | Jan 1976 | DEX |
2451780 | Feb 1976 | DEX |
2451783 | Feb 1976 | DEX |
2111823 | Jun 1972 | FRX |
372163 | Nov 1963 | CHX |
1523475 | Aug 1978 | GBX |
1537358 | Dec 1978 | GBX |
Entry |
---|
Graser et al., Liebigs Ann. Chem. 1980, 1994-2011. |
Maki et al., Chem. Abstracts 47, 6143c. |