Synthesis, Characterization, and Crystal Structure of Some New Tetrahydroisoquinolines and Related Tetrahydrothieno[2,3-c]isoquinolines.

The starting compounds 7-acetyl-8-aryl-4-cyano-1,6-dimethyl-6-hydroxy-5,6,7,8-tetrahydroisoquinoline(2H)-3-thiones 3a,b were synthesized and reacted with some N-aryl-2-chloroacetamides 4a–e in the ...