Výsledky vyhledávání - "D. S. Prasanna"

Enhanced photoluminescence of SiO2 coated CaTiO3:Dy3+,Li+ nanophosphors for white light emitting diodes

Autor: Dinesh Rangappa, Vijaya V. Shanbhag, T.R. Shashi Shekhar, Ramachandra Naik, H. Nagabhushana, K.M. Girish, D. S. Prasanna, S.C. Prashantha, S. Ashwini

Publikováno v: Ceramics International. 47:10346-10354

Systematic analysis of SiO2@CaTiO3:Dy3+(3 mol %):Li+(0.25–1 mol %) core shell nanoparticles (C–S NPs) were carried out. CaTiO3:Dy3+ (3 mol %), Li+ (0.25–1 mol %) NPs were prepared using low temperature solution combustion method. C–S structur

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::10cbf372c35964ae3abe2333619da42b
https://doi.org/10.1016/j.ceramint.2020.11.077

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Enhanced Sunlight driven photocatalytic performance and visualization of latent fingerprint by green mediated ZnFe2O4–RGO nanocomposite

Autor: V.S. Amrutha, G.P. Darshan, H. Nagabhushana, K. Ashwini, Y.S. Vidya, K.S. Anantharaju, Dinesh Rangappa, Krushitha Shetty, D. S. Prasanna

Publikováno v: Arabian Journal of Chemistry, Vol 13, Iss 1, Pp 1449-1465 (2020)

The present study reveals a simple and efficient method for the green reduction of graphene oxide (GO) employing Emblica officinalis fruit extract as a reducing agent. Here, a green sol–gel method has been reported for the preparation of ZnFe2O4 an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c189f6f5df7918043852a583e69e6766
https://doi.org/10.1016/j.arabjc.2017.11.016

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Facile Synthesis and Characterization of MnO 2 /Graphene/Multi Walled Carbon Nanotube Nanostructured Ternary Composite: An Advance Material for Environmental and Biological Applications

Autor: D.M.K. Siddeswara, K.R. Vishnu Mahesh, T. Venkatesh, N. V. Raghavendra, M. Sathish Kumar, Dinesh Rangappa, M. Mylarappa, D. S. Prasanna

Publikováno v: Materials Today: Proceedings. 4:11915-11922

The present research was mainly focused on an efficient approach for the synthesis of MnO 2 /Graphene/Multiwalled carbon nano tubes/nanocomposite (MnO 2 /Graphene/MWCNTs). The MnO 2 /Graphene/MWCNTs nanocomposite was characterized by using X-Ray Diff

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9ff4068bbfcfc4d784acc9ac4842e4d0
https://doi.org/10.1016/j.matpr.2017.09.112

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PCC-Promoted Dehydration of Aldoximes: A Convenient Access to Aromatic, Heteroaromatic, and Aliphatic Nitriles

Autor: K. Vinaya, Kanchugarakoppal S. Rangappa, S. Chandrappa, D. S. Prasanna, T. S. R. Prasanna

Publikováno v: Synthetic Communications. 43:2756-2762

A simple and convenient procedure for the synthesis of nitriles by dehydration of aldoximes using a PCC (pyridiniumchlorochromate) has been developed. A variety of aromatic, heteroaromatic, and aliphatic aldoximes are converted. Supplementary materia

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b521b7eaca7a4441a1f1f659d904e733
https://doi.org/10.1080/00397911.2012.738459

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A Benzothiazole Derivative (5g) Induces DNA Damage And Potent G2/M Arrest In Cancer Cells

Autor: Kanchugarakoppal S. Rangappa, Bibha Choudhary, Sathees C. Raghavan, Vidya Gopalakrishnan, Mahesh Hegde, Supriya V. Vartak, Hanumappa Ananda, D. S. Prasanna, C. V. Kavitha

Publikováno v: Scientific Reports
Scientific Reports, Vol 7, Iss 1, Pp 1-14 (2017)

Chemically synthesized small molecules play important role in anticancer therapy. Several chemical compounds have been reported to damage the DNA, either directly or indirectly slowing down the cancer cell progression by causing a cell cycle arrest.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b1a742cb0afcf090bddcc8c54f101d7c
https://pubmed.ncbi.nlm.nih.gov/28566733

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Pro-Apoptotic Activity of Novel 4-Anilinoquinazoline Derivatives Mediated by Up-regulation of Bax and Activation of Poly(ADP-ribose) Phosphatase in Ehrlich Ascites Carcinoma Cells

Autor: Toreshettahally R. Swaroop, Kyathegowdanadoddi Srinivas Balaji, Shankar Jayarama, Lokesh Siddalingaiah, Kanchugarakoppal S. Rangappa, D. S. Prasanna, Preethi Saligrama Devegowda

Publikováno v: Medicinal chemistry. 6

Quinazolines are very important class of heterocyclic compounds with antitumor properties. In search of novel anti-tumour agents, a series of 4-anilinoquinazolines were synthesized and characterized using proton and carbon-13 nuclear magnetic resonan

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::92ddc1c9f5752926d554e6a8526300b7
https://doi.org/10.4172/2161-0444.1000412

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Synthesis and Antileukemic Activity of Novel 2-(4-(2,4-dimethoxybenzoyl)phenoxy)-1-(4-(3-(piperidin-4-yl)propyl)piperidin-1-yl)ethanone Derivatives

Autor: D. S. Prasanna, C. V. Kavitha, S. R. Ranganatha, Kanchugarakoppal S. Rangappa, S. Chandrappa, Sathees C. Raghavan, K. Vinaya

Publikováno v: Chemical Biology & Drug Design. 79:360-367

A series of novel 2-(4-(2,4-dimethoxybenzoyl)phenoxy)-1-(4-(3-(piperidin-4-yl)propyl) piperidin-1-yl)ethanone derivatives 9(ae) and 10(ag) were synthesized and characterized by 1H NMR, IR, mass spectral, and elemental analysis. These novel compounds

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::30e99c278ec4372b5ad3561cae5284d5
https://doi.org/10.1111/j.1747-0285.2011.01307.x

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Synthesis of 2-methyl-3-(2-(piperazin-1-yl)ethyl)-6,7,8,9-tetrahydro-4Hpyrido[ 1,2-a]pyrimidin-4-one Derivatives as Antimicrobial Agents

Autor: K. Vinaya, B. Raghava, D. S. Prasanna, Kanchugarakoppal S. Rangappa, Byregowda Krishnamurthy

Publikováno v: Letters in Drug Design & Discovery. 8:988-995

A series of novel 2-methyl-3-(2-(piperazin-1-yl)ethyl)-6,7,8,9-tetrahydro-4H-pyrido1,2- a]pyrimidin-4-one sulfonamide and carboxamide derivatives were synthesized in good yield. The synthesized compounds were characterized by H-1-NMR, FTIR and elemen

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::15df4846f2ecb65744dc86a61ba0f81d
https://doi.org/10.2174/157018011797655304

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Synthesis and Antileukemic Activity of Novel 4-(3-(Piperidin-4-yl) Propyl)Piperidine Derivatives

Autor: Kanchugarakoppal S. Rangappa, C. V. Kavitha, Sathees C. Raghavan, D. S. Prasanna, K. Vinaya, S. Chandrappa

Publikováno v: Chemical Biology & Drug Design. 78:622-630

To explore the anticancer effect associated with the piperidine framework, several (substituted phenyl) {4-[3-(piperidin-4-yl)propyl]piperidin-1-yl} methanone derivatives 3(a-i) were synthesized. Variation in the functional group at N-terminal of the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::82a96cd9cadb26b44539433897bcc8c7
https://doi.org/10.1111/j.1747-0285.2011.01184.x

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Synthesis, Characterization and In Vitro Antiproliferative Effects of Novel 5-Amino Pyrazole Derivatives against Breast Cancer Cell Lines

Autor: Hanumegowda Raju, S. Chandrappa, Kanchugarakoppal S. Rangappa, Sonnahallipura M. Byregowda, Hanumappa Ananda, Tandaga S. Nagamani, D. S. Prasanna

Publikováno v: Recent Patents on Anti-Cancer Drug Discovery. 6:186-195

In search of synthetic chemotherapeutic substances capable of inhibiting, retarding, or reversing the process of multistage carcinogenesis, we synthesised a series of novel 1-(4-methoxybenzyl)-3-cyclopropyl-1H-pyrazol-5-amine derivatives 9(a-h) by a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2b0c1abe11b97236780d056b909728fe
https://doi.org/10.2174/157489211795328459

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