T.  Thatikonda, Deepake, S. K., and Das, U., ?Alpha-Angelica lactone in a new role: facile access to N-Aryl tetrahydroisoquinolinones and isoindolinones via organocatalytic alpha-CH2 oxygenation?, Organic Letters, vol. 21, no. 8, pp. 2532-2535, 2019.

T.  Thatikonda, Deepake, S. K., Kumar, P., and Das, U., ?Alpha-Angelica lactone catalyzed oxidation of benzylic sp(3) C-H bonds of isochromans and phthalans?, Organic & Biomolecular Chemistry, vol. 18, no. 21, pp. 4046-4050, 2020.

P.  Kumar, Kale, S. B., Gonnade, R. G., and Das, U., ?Acid mediated sulfonylation of para-quinone methides with tosylmethyl isocyanides for the synthesis of diarylmethyl sulfones?, ChemistrySelect, vol. 6, no. 28, pp. 7158-7161, 2021.

S. K.  Deepake, Kumar, M., Kumar, P., and Das, U., ?Alpha-angelica lactone catalyzed oxidation of pyrrolidines to lactams?, European Journal of Organic Chemistry, vol. 2022, no. 31, p. e202200712, 2022.

A.  Rai and Das, U., ?Accessing meta -enone-substituted anisoles using ArN 2 BF 4 as precatalyst via rearrangement of alkyne-tethered cyclohexadienones?, Synthesis-Stuttgart, vol. 56, no. 16, pp. 2499-2506, 2024.