Intramolecular hydrogen bonding facilitates nucleophilic addition of sulfones to Baylis-Hillman adducts in a single step to realize the substituted allyl sulfones. The reaction is performed in PEG (400 MW) as solvent, which allows easy solvent recycling.
Bibliographical noteFunding Information:
B.S., V.J., C.N., G.D.S. and D.V. thank CSIR and UGC, New Delhi. for financial assistance.