Application Number: 202111049183(IN)

Date of Patent Filing: 27.10.2021

Summary: The present invention relates to a method for organo photocatalyzed Knoevenagel condensation which is applicable for both aldehyde and ketone derivatives. The invention provides sustainable and greener method for Knoevenagel condensation reaction between carbonyl compounds and malononitrile under rose bengal photosensitized condition. All the reactions work well at room temperature and in an aqueous medium with a wide range of functional group tolerance.