Heterogeneous catalysis of Diels-Alder reactions. Chpater 6.4

Chemistry of opium alkaloids. Part 44: Synthesis and opioid receptor binding profile of substituted ethenoisomorphinans and ethenomorphinans

Unprecedented formation of a benzo[d]azepine by acid-catalyzed cyclization of a camphor-derived N-formylenamine

Chemistry of Opium Alkaloids, 45. Improvements in the Total Synthesis of Morphine

Synthesis of benzyl substituted tetrahydorpyridines and 1,2,3,4-tetrahydro-isoquinolines via acid catalyzed cyclization of y, gamma-delta-unsaturated N-formyl-N-styryl amines

Catalytic cyclizations in natural product synthesis.

A novel synthesis of substituted 1-benzyloctahydroisoquinolines via acid-catalyzed cyclization of N-[2-(Cyclohex-1-enyl)ethyl]-N-stryrylformamides.

Diels-Alder reactions of carbonyl-containing dienophiles catalyzed by tungstophosphoric acid supported on silica gel.