Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Shyam Sunder R. Gupta"'
Publikováno v:
New Journal of Chemistry. 45:16179-16186
Hollow nanostructured materials are of great importance in heterogeneous catalysis owing to their improved mass transfer and diffusion properties. In this study, we have successfully prepared a novel nanocomposite, CuO supported nitrogen-doped carbon
Publikováno v:
Journal of Catalysis. 389:259-269
Catalytic conversion of 5-hydroxymethylfurfural (HMF) into furan-2,5-dimethylcarboxylate (FDMC) is of great significance in the production of polyethylene furanoate (PEF), a renewable biomass-derived polymer that can replace the fossil dependent poly
Publikováno v:
Catalysis Communications. 124:62-66
Biomass conversion using reusable solid acid catalysts are highly desirable to comply with the principles of green chemistry. Here, we report a sulfonic acid-functionalized hafnium-based metal-organic framework (MOF), UiO-66(Hf)-SO3H, as an efficient
Autor:
Srinivas Theegala, Akhil V. Nakhate, Suresh K. Bhargava, Lakshmi Kantam Mannepalli, Shyam Sunder R. Gupta, Gunjan P. Deshmukh, Priya S. Samudrala, Chandrakanth Gadipelly, Kalidas B. Rasal, V.R. Chary Komandur, Deepa K. Dumbre, Selvakannan Periasamy
Publikováno v:
Applied Catalysis B: Environmental. 240:348-357
Hydrotalcite-derived (HT-derived) oxide catalysts were synthesised from hydrotalcite-like (HT-like) materials prepared by co-precipitation method (Cu-Al, Cu-Fe, Mg-Al, Mg-Fe, Ni-Fe and Ni-Al) followed by calcination and their catalytic activity was s
Publikováno v:
ChemPlusChem. 86(2)
One-pot synthesis of furan-2,5-dimethylcarboxylate (FDMC) from 5-hydroxymethylfurfural (HMF) is highly demanding for the commercial production of polyethylene furanoate (PEF). Herein, a direct synthesis of FDMC is reported from oxidative esterificati
Publikováno v:
Catalysis Letters. 148:3102-3111
Present work reports the direct synthesis of amides from oxidative coupling of benzyl alcohols with various N-substituted formamides using a cobalt-hydrotalcite (Co-HT) derived catalyst. The Co-HT derived catalysts (Co-HT-2, Co-HT-3 and Co-HT-4 havin
Autor:
Selvakannan Periasamy, Gunjan P. Deshmukh, Akhil V. Nakhate, Suresh K. Bhargava, Shyam Sunder R. Gupta, Priya S. Samudrala, Mannepalli Lakshmi Kantam
Publikováno v:
ChemistrySelect. 3:8436-8443
Here we report a highly active and recyclable Cu-Fe based heterogeneous catalytic system for the oxidative coupling of benzyl alcohols as well as benzylamines with N-substituted formamides. The Cu-Fe Metal Oxide (Cu-Fe MO) catalyst was prepared by a
Publikováno v:
Catalysis Today. 309:189-194
A highly efficient and selective Cu/Ni hydrotalcite-derived catalytic system has been developed for liquid phase hydrogenation of levulinic acid (LA) into γ-valerolactone (GVL) under mild reaction conditions. Full conversion of LA with 100% selectiv
Publikováno v:
Nano-Structures & Nano-Objects. 14:125-130
Microwave assisted shape-selective synthesis of gold nanoparticles has been achieved in a short reaction time of 6 min. Shape of the gold nanoparticles has been found to be tuneable among truncated cube, cube, tetrahedral and octahedral by changing t
Autor:
Gunjan P. Deshmukh, Kalidas B. Rasal, Shyam Sunder R. Gupta, Lakshmi Kantam Mannepalli, Akhil V. Nakhate
Publikováno v:
New Journal of Chemistry. 41:15268-15276
The present work describes a highly efficient synthetic strategy for amides via oxidative coupling of benzaldehydes or benzylamines with N-substituted formamides using a heterogeneous Co/Al hydrotalcite-derived catalyst in the presence of TBHP. A ser