Number | Name | Date | Kind |
---|---|---|---|
4623662 | DeVries | Nov 1986 | |
4722927 | Holmes | Feb 1988 | |
4824843 | Hoefle et al. | Apr 1989 | |
4868210 | Trivedi | Sep 1989 | |
4882357 | Creger et al. | Nov 1989 | |
4900744 | Billheimer et al. | Feb 1990 |
Number | Date | Country |
---|---|---|
325397 | Jul 1989 | EPX |
335374 | Oct 1989 | EPX |
354994 | Feb 1990 | EPX |
370740 | May 1990 | EPX |
372445 | Jun 1990 | EPX |
386487 | Sep 1990 | EPX |
2418071 | Mar 1991 | EPX |
WO9109021 | Jun 1991 | WOX |
WO9110662 | Jul 1991 | WOX |
WO9113876 | Sep 1991 | WOX |
Entry |
---|
Pfeifer et al, Tetrahedron Letters, 31 (40), pp. 5725-5728 (1990). |
Kirby et al, J. Chem. Soc. Chem. Comm. (14), pp. 922-923 (1984). |