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3908644 | Neinart et al. | Sep 1975 | |
3932526 | Koshar | Jan 1976 | |
3972323 | Boricheski | Aug 1976 | |
4131114 | Kirkpatrick et al. | Dec 1978 | |
4411262 | von Bonin et al. | Oct 1983 | |
4441262 | Gazzoni | Apr 1984 | |
4454873 | Laufenberg et al. | Jun 1984 | |
4473671 | Green | Sep 1984 | |
4498467 | Kirkpatrick et al. | Feb 1985 | |
4502479 | Garwood et al. | Mar 1985 | |
4609578 | Reed | Sep 1986 | |
4667661 | Scholz et al. | May 1987 | |
4668563 | Buese et al. | May 1987 | |
4672956 | Potter et al. | Jun 1987 | |
4705840 | Buckanin | Nov 1987 | |
4841958 | Ersfeld et al. | Jun 1989 | |
4940047 | Richter et al. | Jul 1990 | |
4947839 | Clark et al. | Aug 1990 | |
4984566 | Sekime et al. | Jan 1991 | |
5014403 | Buese | May 1991 | |
5052380 | Polta | Oct 1991 | |
5250344 | Williamson et al. | Oct 1993 |
Number | Date | Country |
---|---|---|
0181138 | May 1986 | EPX |
0352095 | Jan 1990 | EPX |
0407056 | Jan 1991 | EPX |
0479269 | Apr 1992 | EPX |
522824 | Jan 1993 | EPX |
2200286 | Aug 1988 | GBX |
WO9014060 | Nov 1990 | WOX |
WO-A-9304709 | Mar 1993 | WOX |
Entry |
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C. R. Noller, Chemistry of Organic Compounds, Ch. 6, pp. 121-122 (1957). |
International Search Report for PCT/US94/02093. |