1
2
“... orthoformate; (ii) acetylation of the acetal with trifluoroacetic anhydride; (iii) reaction of methyl 7,7,7...”
Síntese de 1-[aril(heteroaril)]-5-(3,3,3-trifluor-2-oxopropilideno) pirrolidin-2-onas
Dissertação