Royal Society of Chemistry, New Journal of Chemistry, 17(43), p. 6615-6621, 2019
DOI: 10.1039/c9nj00766k
Full text: Unavailable
Herein, a novel route to achieve chiral Meldrum spiro dibenzofuran derivatives was developed, which involved a 2,2-dimethyl-1,3-dioxane-4,6-dione (Meldrum's acid)-mediated Knoevenagel reaction of substituted aryl halides, followed by a Diels–Alder reaction with euparin as a natural compound.