Number | Date | Country | Kind |
---|---|---|---|
4772/86 | Nov 1986 | CHX | |
3809/87 | Sep 1987 | CHX |
Number | Name | Date | Kind |
---|---|---|---|
4433159 | Hamamura et al. | Feb 1984 |
Entry |
---|
Weichet et al., "Chemical Abstracts", vol. 66, 1966, Col. 18647p. |
Weichet et al., "Chemical Abstracts", vol. 68, 1967, Col. 95542u. |
Meister et al., Liebigs Ann. Chemie, pp. 913-921 (1983). |