共 7 条
- [1] DORN H, 1968, ORG SYNTH, V48, P8
- [2] Elderfield RC., 1967, HETEROCYCLIC COMPOUN, V8
- [3] KLEBE KJ, 1973, SYNTHESIS-STUTTGART, P294
- [4] MAKISUMI Y, 1962, CHEM PHARM BULL, V10, P612
- [6] TAKAMIZAWA A, 1970, Patent No. 26082
- [7] 1974, ANGEW CHEM INT EDIT, V86, P237