Number | Date | Country | Kind |
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1-087961 | Apr 1989 | JPX | |
1-296232 | Nov 1989 | JPX | |
1-297443 | Nov 1989 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4594321 | Fujishima et al. | Jun 1986 | |
4743689 | Shimada et al. | May 1988 | |
4845215 | Shimada et al. | Jul 1989 | |
4855466 | Zahler et al. | Aug 1989 | |
4857075 | Borthwick et al. | Apr 1990 | |
4918075 | Zahler | Apr 1990 | |
4950758 | Vince et al. | Aug 1990 |
Number | Date | Country |
---|---|---|
0284405 | Sep 1988 | EPX |
Entry |
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Gemershausen, et al. Chemical Abstracts, vol. 100:17143e (1984). |
Niitsuma, et al., Tetrahedron Letters, vol. 28(34), pp. 3967-3970 (1987). |