Sharma, Saikat Das and Konwar, D (2009) Practical, Ecofriendly, and Chemoselective Method for the Synthesis of 2-Aryl-1-arylmethyl- 1H-benzimidazoles Using Amberlite IR-120 as a Reusable Heterogeneous Catalyst in Aqueous Media. Synthetic Communication, 39. pp. 980-991.

Das, Saikat Das and Konwar, D (2009) A Simple and Practical Method for the Oxidation of Thebaine to 14-Hydroxycodeinone by V2O5–H2O2. Synthesis (7). pp. 1061-1064.

Das , Sharma S and Hazarika, P and Konwar, D (2008) An efficient and one-pot synthesis of 2,4,5-trisubstituted and 1,2,4,5-tetrasubstituted imidazoles catalyzed by InCl3·3H2O. Tetrahedron Letters, 49 (14). pp. 2216-2220.

Das , Sharma S and Hazarika, P and Konwar, D (2008) A simple, green and one-pot four-component synthesis of 1,4-dihydropyridines and their aromatization. Catalysis Communications, 9 (5). pp. 709-714.

Hazarika, P and Das Sharma, S and Konwar, D Tin(IV) hydrogen phosphate nanodisks: A mild and efficient catalyst for the protection of carbonyl compounds as 1,3-oxathiolanes. Catalysis Communications, 9 (14). pp. 2398-2402.