A. K.  Mahida, Kale, S. B., and Das, U., ?Synthesis route to pyrrolones from -cyano ,-unsaturated ketones and -isocyano esters by oxidative dearomatization of 2-aminofuran intermediates?, European Journal of Organic Chemistry, no. 43, pp. 6427-6433, 2017.

S. B.  Kale, Jori, P. K., Thatikonda, T., Gonnade, R. G., and Das, U., ?1,6-Conjugate-addition-induced [2+1] annulation of para-quinone methides and pyrazolones: synthesis of bis-spiro compounds with contiguous quaternary spiro-centers?, Organic Letters, vol. 21, no. 19, pp. 7736-7740, 2019.

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. B.  Kale, Jori, P. K., and Das, U., ?Rongalite as a sulfone source: sulfonylation of para-quinone methides and alkyl/allyl halides?, Chemistry-an Asian Journal, vol. 17, no. 16, p. e202200408, 2022.

S. B.  Kale, Kumar, M., Shinde, D. R., Krishna, G. Rama, and Das, U., ?Synthesis of N-functionalized 2,3-disubstituted benzofurans/naphthofurans from para-quinone methides and isocyanides via the [4+1] annulation pathway?, Organic Chemistry Frontiers, vol. 10, no. 15, pp. 3746-3751, 2023.

S. B.  Kale, Patil, T. A., and Das, U., ?Rongalite as a C1 source: sulfonylmethylation of indoles with aryl/alkyl hydrazides and sulfinates?, Journal of Organic Chemistry, vol. 89, no. 16, pp. 11347-11352, 2024.

M.  Kumar, Kale, S. B., Jawahar, S., Barkade, A. D., and Das, U., ?Synthesis of benzannulated [5,6] oxa-fused/spiro-lactones via [4+2] cycloaddition with quinone methides: new insights into deconjugated butenolide reactivity?, Journal of Organic Chemistry, vol. 90, no. 43, pp. 15185-15190, 2025.