Number | Date | Country | Kind |
---|---|---|---|
61-97760 | Apr 1986 | JPX | |
61-97761 | Apr 1986 | JPX |
Number | Date | Country |
---|---|---|
0200000 | Jun 1983 | EPX |
Entry |
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Diefenbach, Die Makomolekulave Chemie, 131, pp. 247-257, (1970). |
Weygand, "Preparative Organic Chemistry", 4th Ed, pp. 488-497, (1972). |