Number | Date | Country | Kind |
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4017575 | May 1990 | DEX | |
4017576 | May 1990 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
4284825 | Degner | Aug 1981 | |
4318783 | Buhmann et al. | Mar 1982 | |
5078838 | Hermeling et al. | Jan 1992 |
Number | Date | Country |
---|---|---|
57-188684 | Oct 1982 | JPX |
57-188686 | Oct 1982 | JPX |
Entry |
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Tetrahedron Letters 25 (1984) 691-694 and 30 (1989) 371-374. |
J. Org. Chem. 51 (1986) 130-135. |
J. Chem. Soc., Perkin I (1986) 73-77. |
Zeitschrift Fur Naturforschung, Part B, vol. 31B,. Nr. 2 1976, pp. 175-177. |
Tetrahedron, vol. 47, Nr. 4/5, Jan. 28, 1991, pp. 895-905. |