Search Results - "Varma, R. Luxmi"

Direct Reductive Amination of Aldehydes via Environmentally Benign Bentonite‐Gold Nanohybrid Catalysis by Maya, R. J., Poulose, Susanna, John, Jubi, Luxmi Varma, R.

“…An efficient, green and reliable method for the direct reductive amination of aldehydes was developed using an environmentally benign bentonite‐gold nanohybrid…”
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Interaction between Octenidine-based Solution and Sodium Hypochlorite: A Mass Spectroscopy, Proton Nuclear Magnetic Resonance, and Scanning Electron Microscopy–based Observational Study by Thaha, Khaleel Ahamed, BDS, MDS, Varma, R. Luxmi, MSc, PhD, Nair, Mali G., BDS, MDS, Sam Joseph, V.G., BDS, MDS, MPhil, Unni, Krishnan, BDS, MDS, MSc, FRACDS (GDP), FRACDS (Endo)

“…Abstract Introduction Octenisept (OCT; Schülke & Mayr, Nordersdedt, Germany), an antimicrobial, antibiofilm agent and a promising root canal irrigant, can be…”
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Ruthenium catalyzed desymmetrization of diazabicyclic olefins to access heteroaryl substituted cyclopentenes through C–H activation of phenylazoles by Aparna, P.S., Prabha, B., Prakash, Praveen, Jijy, E., Luxmi Varma, R., Radhakrishnan, K.V.

“…•First ruthenium catalyzed C–N bond cleavage of diazabicyclic olefins through C–H activation.•An efficient strategy to functionalized cyclopentenes in a redox…”
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Molecular fluorescent probe for Zn2+ based on 2-(2-nitrostyryl)-8-methoxyquinoline by PRAVEEN, L, SURESH, C. H, REDDY, M. L. P, LUXMI VARMA, R

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Betulinic acid inhibits endotoxin‐stimulated phosphorylation cascade and pro‐inflammatory prostaglandin E2 production in human peripheral blood mononuclear cells by Viji, Vijayan, Helen, Antony, Luxmi, Varma R

“…BACKGROUND AND PURPOSE Betulinic acid (BA) is a naturally occurring triterpenoid widely distributed throughout the plant kingdom. We previously reported that…”
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Betulinic acid inhibits endotoxin‐stimulated phosphorylation cascade and pro‐inflammatory prostaglandin E 2 production in human peripheral blood mononuclear cells by Viji, Vijayan, Helen, Antony, Luxmi, Varma R

“…BACKGROUND AND PURPOSE Betulinic acid (BA) is a naturally occurring triterpenoid widely distributed throughout the plant kingdom. We previously reported that…”
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Dynamic self-assembly of mannosylated-calix[4]arene into micelles for the delivery of hydrophobic drugs by Sreedevi, Padincharapad, Nair, Jyothi B., Joseph, Manu M., Murali, Vishnu Priya, Suresh, Cherumuttathu H., Varma, R. Luxmi, Maiti, Kaustabh Kumar

“…Carbohydrate–lectin interactions and glycol-molecule-driven self-assembly are powerful yet challenging strategies to create supramolecular nanostructures for…”
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Dansyl-styrylquinoline conjugate as divalent iron sensor by Praveen, L., Reddy, M.L.P., Varma, R. Luxmi

“…Synthesis and photophysical studies of a simple and efficient dansyl-styrylquinoline conjugate (DansSQ) which shows excellent selectivity toward Fe 2+ over…”
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An Efficient and Environmentally Benign Bentonite–Gold Nanohybrid‐Catalyzed Oxidative Cross‐Coupling of Ketones with Benzylic Primary Alcohols by Maya, R. J., Varma, R. Luxmi

“…An efficient, green and sustainable method for the oxidative C−C coupling of ketones and primary alcohols was developed using an environmentally benign…”
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Unfolding with mercury: anthracene-oxyquinoline dyad as a fluorescent indicator for Hg(II) by Praveen, L., Babu, J., Reddy, M.L.P., Luxmi Varma, R.

“…An anthracene-oxyquinoline dyad (HQ-AN) is synthesized which acts as a selective fluorescent reporter for Hg(II) with a detection limit of 3.2×10−6M in…”
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Ethyl p-methoxycinnamate isolated from a traditional anti-tuberculosis medicinal herb inhibits drug resistant strains of Mycobacterium tuberculosis in vitro by Lakshmanan, Divya, Werngren, Jim, Jose, Leny, Suja, K.P., Nair, Mangalam S., Varma, R. Luxmi, Mundayoor, Sathish, Hoffner, Sven, Kumar, R. Ajay

“…Many plants are used in Ayurveda for the treatment of tuberculosis. Our aim was to examine if these plants possess any specific molecule that inhibits…”
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A new Hg(2+) -selective fluorescent sensor based on a 1,3-alternate thiacalix[4]arene anchored with four 8-quinolinoloxy groups by Praveen, L, Ganga, V B, Thirumalai, R, Sreeja, T, Reddy, M L P, Varma, R Luxmi

“…A new thiacalix [4]arene derivative in a 1,3-alternate conformation bearing four quinolinoloxy groups through propyl chains has been synthesized, and its metal…”
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CYANEX 923 AS AN EXTRACTANT FOR TRIVALENT LANTHANIDES AND YTTRIUM by Reddy, M.L.P., Luxmi Varma, R., Ramamohan, T.R., Sahu, Sushanta K., Chakravortty, V.

“…The extraction of yttrium and some trivalent lanthanides from thiocyanate and nitrate solutions using Cyanex 923 { TRPO ) in xylene as an extractant has been…”
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Aminoisocyanides in Multicomponent Reactions (MCRs): A Facile Synthesis of Substituted 3(5H)-Pyrrolin-2-ones via a Dimroth-type Rearrangement by Nair, Vijay, Mathen, Joseph Swaroop, Vinod, A. Unni, Varma, R. Luxmi

“…The 1,3-dipolar species generated from diisopropylaminoisocyanide and dimethyl acetylenedicarboxylate (DMAD) is trapped with aldehydes affording substituted…”
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The Huisgen 1,4-dipolar cycloaddition involving isoquinoline, dimethyl butynedioate and activated styrenes: a facile synthesis of tetrahydrobenzoquinolizine derivatives by Nair, Vijay, Rema Devi, B., Varma, Luxmi R.

“…A three-component reaction involving isoquinoline, dimethyl butynedioate and electrophilic styrenes is described. The reaction proceeds through a Huisgen…”
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The Three-Component Reaction of Dicarbomethoxycarbene, Aldehydes, and β-Nitrostyrenes:  A Stereoselective Synthesis of Substituted Tetrahydrofurans by Nair, Vijay, Mathai, Sindhu, Varma, R. Luxmi

“…The Rh(II)-catalyzed reaction of dimethyl diazomalonate with aryl aldehydes and β-nitrostyrenes results in the formation of highly substituted…”
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Novel 1,3-dipolar cycloaddition reactions of calix[4]bis(spirodienones): synthesis of isoxazolidine derived macrocycles by Ganga, V.B., Suresh, E., Luxmi Varma, R.

“…Calix[4]bis(spirodienones) can perform as either 4π or 2π components in cycloaddition reactions with various carbo- and hetero-dienophiles and with…”
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Synergistic Solvent Extraction of Trivalent Lanthanoids with Mixtures of 1-Phenyl-3-methyl-4-pivaloyl-5-pyrazolone and Crown Ethers by Pavithran, Rani, Luxmi Varma, R., Reddy, M. L. P.

“…This paper embodies the results of the investigations carried out on the extraction behavior of lanthanoids such as Nd(III), Eu(III), and Tm(III) from…”
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Lower Rim-Modified Calix[4]arene–Bentonite Hybrid System as a Green, Reversible, and Selective Colorimetric Sensor for Hg2+ Recognition by Maya, R. J, Krishna, Athira, Sirajunnisa, P, Suresh, Cherumuttathu H, Varma, R. Luxmi

“…A new quinaldine-functionalized calix[4]­arene receptor (QHQC) was synthesized, characterized, and analyzed for its selective sensing properties toward Hg2+…”
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Colorimetric detection of Al(III) ions based on triethylene glycol appended 8-propyloxy quinoline ester by Jisha, B., Resmi, M.R., Maya, R.J., Varma, R. Luxmi

“…A triethylene glycol modified quinoline ester (PQTEG) is synthesised, which acts as a colorimetric sensor for Al3+ ions with a detection limit of 8×10−7M in…”
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