6-(4-Chlorophenyl)-2,3-dihydropyridazin-3-one → 6-(4-Chloro-phenyl)-2-(3-hydroxy-2,2-dimethyl-3,4-dihydro-2H-pyrano[3,2-c]pyridin-4-yl)-2H-pyridazin-3-one

Participants

Reaction Steps

Following the procedure in Example 1, using (±)-2,2-dimethyl-1a,7b-dihydro-2H-1,3-dioxa-6-aza-cyclopropa[a]naphthalene and 6-(4-chloro-phenyl)-2H-pyridazin-3-one as starting materials, the title compound was prepared as a pale yellow solid.

Provenance & Evidence