List of Articles Shrikrishna Karhale Article 1 - 5-sulfosalicylic acid as an efficient organocatalyst for environmentally benign synthesis of 2-substituted benzimidazoles Chandrakant Bhenki Shrikrishna Karhale Vasant Helavi Iranian Journal of Catalysis , Issue 5 , Year , Winter 2016 Article 2 - Acacia concinna pod catalyzed synthesis of 2-arylbenzothia/(oxa)zole derivatives Rahul Bhat Shrikrishna Karhale Satyanarayan Arde Vasant Helavi Iranian Journal of Catalysis , Issue 2 , Year , Spring 2019