反应详情

By following the procedure of Example 2, but using (S)-3-methylthio-1,5,10,10a-tetrahydrothiazolo[3,4-b]isoquinolinium iodide (8 g) and 8-amino-3-methylisoquinoline (3.5 g) as the starting materials, (S)-3-[(3-methylisoquinol-8-yl)imino]-1,5,10,10a-tetrahydrothiazolo[3,4-b]isoquinoline (4.1 g) is obtained in the form of pale yellow crystals, m.p.=156° C.