17-acetoxy derivatives of immunotropic 8-aza-D-homogona-12,17a-diones. Annelation of 3,4-dihydroquinolines with 4-acetoxy-2-acetyl-1,3-cyclohexanedione
Ov. Gulyakevich et al., 17-acetoxy derivatives of immunotropic 8-aza-D-homogona-12,17a-diones. Annelation of 3,4-dihydroquinolines with 4-acetoxy-2-acetyl-1,3-cyclohexanedione, RUSS J G CH, 69(6), 1999, pp. 1000-1001
Regioselective fusion of 3,4-dihydroisoquinolines to 4-acetoxy-2-acetyl-1,3
-cyclohexanedione yields hitherto unknown 17-acetoxy-8-aza-D-homogona-12,17
a-diones. The reaction is not stereospecific, and two racemic pairs of dias
tereoisomers are formed, (9R,17R)/(9S,17S) and (9R,17S)/(9S,17R).