https://open.bu.edu/items/21416f1f-6021-4716-922b-ef536a9a1be2
The First Problem: The Use of Dihydropyran in Projected Desoxypentose Syntheses The Second Problem:...
It has long been known that certain dihydroisoquinolines could be converted to 2-acydstyrenes, by a series of several reactions. Only recently it was shown, by...
the firstproblemuse