This application is a continuation-in-part of Ser. No. 267,220 filed May 26, 1981, now abandoned.
Number | Name | Date | Kind |
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3575990 | Hermans et al. | Apr 1971 | |
4024264 | Bjork et al. | May 1977 |
Number | Date | Country |
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50-157376 | Dec 1975 | JPX |
Entry |
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Sam, J., et al., J. Am. Chem. Soc., 81:710-13 (1959). |
Thayer, J., et al., J. Am. Chem. Soc., 49:2862-9 (1928). |
C. A. 59:13936f [Kempter, G., et al., Z. Chem., 3(8), 305-7 (1963)]. |
Lee, D., et al., J. Org. Chem., 39(7):893-902 (1974). |
Derwent Abstract 34609F (1968). |
Number | Date | Country | |
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Parent | 267220 | May 1981 |