Cl[C:2]1[C:7]([C:8]#[N:9])=[CH:6][C:5]([C:10]2[CH:15]=[CH:14][N+:13]([O-:16])=[CH:12][CH:11]=2)=[CH:4][N:3]=1.[NH2:17][CH2:18][CH2:19][CH2:20][OH:21]>>[OH2:16].[C:8]([C:7]1[C:2]([NH:17][CH2:18][CH2:19][CH2:20][OH:21])=[N:3][CH:4]=[C:5]([C:10]2[CH:15]=[CH:14][N+:13]([O-:16])=[CH:12][CH:11]=2)[CH:6]=1)#[N:9]The procedure of Example 7 is followed to react and work up 5 g 2-chloro-3-cyano-5,4'-bipyridine-1'-oxide and 8 ml 3-amino-propan-1-ol. The product is recrystallized from ethanol/water. Yield: 4.87 g (78.4% of the theoretical yield), with a melting point of 141° C.-143° C.
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