Green synthesis of C5–C6-unsubstituted 1,4-DHP scaffolds using an efficient Ni–chitosan nanocatalyst under ultrasonic conditions

Soumyadip Basu, Sauvik Chatterjee, Suman Ray, Suvendu Maity, Prasanta Ghosh, Asim Bhaumik and Chhanda Mukhopadhyay

Beilstein J. Org. Chem. 2022, 18, 133–142. https://doi.org/10.3762/bjoc.18.14

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