U. N.  Patel and Punji, B., ?Copper- and phosphine-free nickel(II)-catalyzed method for C-H bond alkynylation of benzothiazoles and related azoles?, Asian Journal of Organic Chemistry, vol. 7, no. 7, pp. 1390-1395, 2018.

R. A.  Jagtap, Vinod, C. P., and Punji, B., ?Nickel-catalyzed straightforward and regioselective C-H alkenylation of indoles with alkenyl bromides: scope and mechanistic aspect?, ACS Catalysis, vol. 9, no. 1, pp. 431-441, 2019.

D. K.  Pandey, Shabade, A. B., and Punji, B., ?Copper-catalyzed direct arylation of indoles and related (hetero)arenes: a ligandless and solvent-free approach?, Advanced Synthesis & Catalysis, vol. 362, no. 12, pp. 2534-2540, 2020.

R. A.  Jagtap, Soni, V., and Punji, B., ?Expeditious and solvent-free nickel-catalyzed c-h arylation of arenes and indoles (vol 10, pg 2242, 2017)?, ChemSusChem, vol. 13, no. 21, p. 5771, 2020.

R. A.  Jagtap, Samal, P. Paramita, Vinod, C. P., Krishnamurty, S., and Punji, B., ?Iron-catalyzed C(sp(2))-H alkylation of indolines and benzo[h]quinoline with unactivated alkyl chlorides through chelation assistance?, ACS Catalysis, vol. 10, no. 13, pp. 7312-7321, 2020.

S.  Bansal, Shabade, A. B., and Punji, B., ?Advances in C(sp(2))-H/C(sp(2))-H oxidative coupling of (Hetero)arenes using 3d transition metal catalysts?, Advanced Synthesis & Catalysis, vol. 363, no. 8, pp. 1998-2022, 2021.

M.  Vijaykumar and Punji, B., ?Advances in transition-metal-catalyzed C-H bond oxygenation of amides?, Synthesis-Stuttgart, 2021.

S. B.  Ankade, Samal, P. Paramita, Soni, V., Gonnade, R. G., Krishnamurty, S., and Punji, B., ?Ni(II)-catalyzed intramolecular C-H/C-H oxidative coupling: an efficient route to functionalized cycloindolones and indenoindolones?, ACS Catalysis, vol. 11, no. 19, pp. 12384-12393, 2021.

S. B.  Ankade, Shabade, A. B., Soni, V., and Punji, B., ?Unactivated alkyl halides in transition-metal-catalyzed C-H bond alkylation?, ACS Catalysis, vol. 11, no. 6, pp. 3268-3292, 2021.

S. K.  Verma and Punji, B., ?Manganese-catalyzed C(sp(2))-H alkylation of indolines and arenes with unactivated alkyl bromides?, Chemistry-an Asian Journal, vol. 17, no. 9, p. e202200103, 2022.

M.  Vijaykumar, Gonnade, R. G., and Punji, B., ?Palladium-catalyzed regioselective C(4)-H fluoroalkoxylation of indoles through weak chelation assistance?, ChemCatChem, vol. 17, no. 2, 2025.