Number | Date | Country | Kind |
---|---|---|---|
2972/93 | Oct 1993 | CHX |
Number | Name | Date | Kind |
---|---|---|---|
5245064 | Gassman et al. | Sep 1993 | |
5371256 | Togni et al. | Dec 1994 | |
5466844 | Spindler et al. | Nov 1995 |
Number | Date | Country |
---|---|---|
0612758 | Aug 1994 | EPX |
Entry |
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T. Hayashi et al. Bull. Chem. Soc. Jpn., 53, pp. 1138-1151 (1980). |