Number | Date | Country | Kind |
---|---|---|---|
8601903 | Jul 1986 | NLX |
Number | Name | Date | Kind |
---|---|---|---|
1255345 | Baran | Dec 1971 | |
3074978 | Nomine et al. | Jan 1963 | |
3100204 | Oberster et al. | Sep 1963 | |
3177205 | Bowers et al. | Apr 1965 | |
3494942 | Miki et al. | Feb 1970 | |
3725439 | Patchett et al. | Apr 1973 | |
4167517 | Ponsold et al. | Sep 1979 | |
4386085 | Teutsch et al. | May 1983 | |
4447424 | Teutsch et al. | May 1984 | |
4519946 | Teutsch et al. | May 1985 | |
4634695 | Torelli et al. | Jan 1987 |
Entry |
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Keana J. F. W., "Protection of Carbonyl & Hydroxyl Groups" in Steroid Reactions, (1963), Holden-Day, Inc., (U.S.A.), pp. 1-5, 30, 34, 35. |
Chemical Abstracts, vol. 66, No. 5, Jan. 30, 1967, p. 1828, Item 18810m. |
Chemical Abstracts, vol. 66, Oct. 31, 1967, Item 18820q. |