C(I)C.CI.[CH2:6]([N:8]1[C:21](=[O:22])[C:20]2[C:15](=[CH:16][CH:17]=[CH:18][CH:19]=2)[C:14]2[CH:13]=[CH:12][CH:11]=[CH:10][C:9]1=2)C>>[CH3:6][N:8]1[C:21](=[O:22])[C:20]2[C:15](=[CH:16][CH:17]=[CH:18][CH:19]=2)[C:14]2[CH:13]=[CH:12][CH:11]=[CH:10][C:9]1=2By the use of ethyl iodide rather than methyl iodide, 5-ethyl-6(5H)phenanthridone was prepared in 97% yield (m.p. 87°-90°).
Wird geladen…