Lw. Deady et al., FUSED ISOQUINOLINE SYSTEMS FROM REACTIONS OF AN IMINOISOCOUMARIN WITHNITROGEN NUCLEOPHILES, Australian Journal of Chemistry, 49(4), 1996, pp. 485-488
Some reactions of 1-acetylimino-3-methyl-1H-2-benzopyran-4 with nitrog
en nucleophiles are reported. This is a versatile intermediate and lea
ds to isoquino[1,2-b] quinazoline (with methyl anthranilate), [1,2,4]t
riazolo[5,1-a]isoquinoline (with hydrazine), imidazo[2,1-a]isoquinolin
e (with glycine ethyl ester), benzimidazo[2,1-a]isoquinoline (with o-p
henylenediamine) and 1,3,5-triazine (with acetamidine) systems.