共 8 条
- [1] BLICKE FF, 1950, HETEROCYCL COMPOUNDS, V1, P258
- [3] Goldberg M. W., 1949, [No title captured], Patent No. [2489238, US 2489238]
- [4] GOLDBERG MW, 1949, Patent No. 2489232
- [5] GOLDBERG MW, 1949, Patent No. 2489235
- [6] Gyorgy P., 1968, VITAMINS, V2, P263
- [7] PAUL R, 1953, B SOC CHIM FR, V20, P758