Chemical Abstracts, vol. 100, (1984), Abstracting Jpn. Kokai Tokkyo Koho JP 58,29,033[83, 79,033] May 12, 1983 (ITEM 104558n). |
Chemical Abstracts, vol. 103 (1985), Abstracting Jpn Kokai Tokkyo Koho JP 59,116,747[84, 116,747] Jul. 5, 1984 (ITEM 96306y). |
Chemical Abstracts, vol. 97 (1982), Abstracting Eur. Pat. Appl. EP No. 52,073, published May 19, 1982 (ITEM 73998u). |
Chemical Abstracts, vol. 99 (1983), Abstracting Eur. Pat. Appl. EP No. 83,308, published Jul. 6, 1983 (ITEM 100958f). |
Synthesis, (Aug. 1981) pp. 616-620, Cabre-Castellvi et al. |