共 50 条
- [21] Goldschmidt S., 1952, LIEBIGS ANN CHEM, V575, P217
- [22] GRAKAUSKAG V, 1969, J ORG CHEM, V34, P2844
- [23] HAUPTMANN S, 1964, J PRAKT CHEM, V25, P61
- [24] HELMCHEN G, 1978, APPARATIV EINFACHES
- [25] HELMCHEN G, 1980, TETRAHEDRON LETT, P1140
- [27] JEANNE F, 1975, DGRST7371525 FIN REP
- [28] KAISER DW, 1954, Patent No. 2697720
- [29] KAISER DW, 1953, Patent No. 2647916
- [30] KAPASAKALIDIS JJ, 1977, THESIS U STUTTGART