R. Valliappan

An Efficient and Convenient Approach to Synthesis of Tetrahydrobenzo[<i>b</i>]pyran Derivatives Using Tetrabutylammonium Bromide as Catalyst

S. Gurumurthi, V. Sundari, R. Valliappan · Journal of Chemistry · 2009 · 45 citations · Full text

Natural Sciences, Chemistry, Catalysis +7

Removal of Dyes from Aqueous Solution by Adsorption on Biomass of Mango (<i>Mangifera Indica</i>) Leaves

T. Murugan, A. Ganapathi, R. Valliappan · Journal of Chemistry · 2010 · 32 citations · Full text

Engineering, Chemistry, Environmental Engineering +13

Ultrasound-promoted regioselective and stereoselective synthesis of novel spiroindanedionepyrrolizidines by multicomponent 1,3-dipolar cycloaddition of azomethine ylides

Elangovann Chandralekha, A. Thangamani, R. Valliappan · Research on Chemical Intermediates · 2012 · 17 citations

Natural Sciences, Chemistry, Medicinal Chemistry +12

Sulfated titania (TiO2-SO42−) as an efficient and reusable solid acid catalyst for the multi-component synthesis of highly functionalized piperidines

S. Geetha, A. Thangamani, R. Valliappan et al. · Chemical Data Collections · 2020 · 14 citations

Natural Sciences, Chemical Engineering, Chemistry +14