1202519-06-9
N-tert-butyl-3,4-dihydro-2H-pyrimido[1,2-c][1,3]benzothiazin-6-imine
→
~83%
72596-74-8
PD 404182
506-68-3
溴化氰
+
1202518-94-2
3,4-dihydro-2H,6H-pyrimido[1,2-c][1,3]benzthiazine-6-thione
~62%
25099-77-8
2-phenyl-1,4,5,6-tetrahydropyrimidine