Number | Date | Country | Kind |
---|---|---|---|
80 03284 | Feb 1980 | FRX |
Number | Name | Date | Kind |
---|---|---|---|
3156688 | Zaugg et al. | Nov 1964 | |
3459830 | Huebner et al. | Aug 1969 | |
3496186 | Descamps et al. | Feb 1970 | |
4221793 | Weber et al. | Sep 1980 | |
4276294 | Bowman | Jun 1981 |
Number | Date | Country |
---|---|---|
2421990 | Feb 1979 | FRX |
1570374 | Feb 1981 | GBX |
Entry |
---|
Journal of Organic Chemistry, vol. 38, No. 9, May 4, 1979. |