Publications

Fe(III) Complexes as the Optical Imaging Probe for l-Arginine via the Redox Mechanism

Priyanga, S., Velusamy, M., Ramasubramanian, R. and Mayilmurugan, R., 2024. Fe (III) Complexes as the Optical Imaging Probe for l-Arginine via the Redox Mechanism. Crystal Growth & Design.

Alkyl Chain Appended Fe(III) Catecholate Complex as a Dual-Modal T1 MRI–NIR Fluorescence Imaging Agent via Second Sphere Water Interactions

Duraiyarasu Maheshwaran, S Senthil Kumaran, and Ramasamy Mayilmurugan ACS Biomater. Sci. Eng. 2023, 9, 3570-358. DOI: 10.1021/acsbiomaterials.3c00203.

Nickel (II) complexes of tripodal ligands as catalysts for fixation of atmospheric CO2 as organic carbonates.

Sethuraman Muthuramalingam, Marappan Velusamy and Ramasamy Mayilmurugan, Chem. Asian. J. 2023, e202201204. DOI:10.1002/asia.202201204.

DFT insights into the mechanism of O2 activation catalyzed by a structural and functional model of cysteine dioxygenase with tris (2-pyridyl) methane-based ligand architecture.

Neethinathan Johnee Britto, Madhavan Jaccob, Peter Comba, Karunanithi Anandababu, Ramasamy Mayilmurugan, J. Biochem. 2023, 238, 112066. DOI: 10.1016/j.jinorgbio.2022.112066.

Mn(II) Complexes of Phenylenediamine Based Macrocyclic Ligands as T1-MRI Contrast Agents

Thavasilingam Nagendraraj, S. Senthilkumaran, and Ramasamy Mayilmurugan,  J. Inorg. Biochem. 2022, 228, 111684. DOI: 10.1016/j.jinorgbio.2021.111684

Fixation of atmospheric CO2 as C1-feedstock by nickel(II) complexes

Sethuraman Muthuramalingam, Marappan Velusamy and Ramasamy Mayilmurugan, Dalton Trans. 2021, 50, 7984 – 7994. Hot Article. DOI: 10.1039/D0DT03887C.

 

Copper(II) complexes of tripodal ligand scaffold (N3O) as functional models for phenoxazinone synthase

Winaki P Sohtun, Sethuraman Muthuramalingam, Marappan Velusamy, and Ramasamy Mayilmurugan, J. Inorg. Biochem. 2021,216, 111313. DOI: 10.1016/j.jinorgbio.2020.111313.

Tetrahedral Copper(I) Complexes of Novel N,N-Bidentate Ligands and Photophysical Properties

Larica Pathaw, Duraiyarasu Maheshwaran, Thavasilingam Nagendraraj, Themmila Khamrang, Marappan Velusamya, and Ramasamy Mayilmurugan, Chim. Acta. 2021, 514, 119999. DOI: 10.1016/j.ica.2020.119999.

Smart dual T1 MRI-optical imaging agent based on rhodamine appended Fe(III)-catecholate complex

Duraiyarasu Maheshwaran, T. Sekar Balaji, Ganesan Kumaresan, S Senthil Kumaran, and Ramasamy Mayilmurugan, Dalton Trans.2020, 49, 14680-14689. DOI: 10.1039/D0DT02364G.

Cu(I) Complexes Obtained via Spontaneous Reduction of Cu(II) Complexes Supported by Designed Bidentate Ligands: Bioinspired Cu(I) Based Catalysts for Aromatic Hydroxylation

Sheela Kumari, Sethuraman Muthuramalingam,   Ashish Kumar Dhara,   Udai P. Singh,   Ramasamy Mayilmurugan  and  Kaushik Ghosh, Dalton Trans.  2020, 49, 13829-13839. DOI: 10.1039/D0DT02413A.

Benzene hydroxylation by bioinspired copper(II) complexes: Coordination geometry versus reactivity,

Sethuraman Muthuramalingam, Karunanithi Anandababu, Marappan Velusamy, and Ramasamy    Mayilmurugan, Inorg. Chem. 2020, 59, 5918 – 5928.DOI: 10.1021/acs.inorgchem.9b03676.

Single-step benzene hydroxylation by cobalt(II) catalysts via cobalt(III)-hydroperoxo intermediate

Karunanithi Anandababu, Sethuraman Muthuramalingam, Marappan Velusamy, Ramasamy Mayilmurugan, Sci. Technol. 2020, 10, 2540 – 2548. DOI: 10.1039/C9CY02601K.

One-step phenol synthesis from benzene catalysed by nickel (II) complexes

Sethuraman Muthuramalingam, Karunanithi Anandababu, Marappan Velusamy, and Ramasamy Mayilmurugan, Sci. Technol. 2019, 9, 5991-6001. Hot Article. DOI: 10.1039/C9CY01471C.

New class of tridentate 3N ligands and copper(II) complexes: A model for type-2 copper site of phenoxazinone synthase

Winaki P Sohtun,, Sethuraman Muthuramalingam, Marappan Velusamy, and Ramasamy Mayilmurugan, Chem. Communication, 2019, 110, 107608. DOI: 10.1016/j.inoche.2019.107608.

Conversion of atmospheric CO2 into cyclic carbonates by nickel(II) complexes of diazepane-based N4-ligands

Sethuraman Muthuramalingam, Muniyandi Sankaralingam, Marappan Velusamy, and Ramasamy Mayilmurugan, Inorg. Chem. 2019, 58,12975-12985. DOI: 10.1021/acs.inorgchem.9b01908.

Bioinspired models for an unusual 3-histidine motif of diketone dioxygenase enzymes

Ramamoorthy Ramasubramanian, Karunanithi Anandababu, Nadia C. Mösch-Zanetti, Ferdinand Belaj and Ramasamy Mayilmurugan, Dalton Trans.  2019, 48, 14326-14336. Hot Article. DOI: 10.1039/C9DT02518A.

A Structural and functional model for the tris-histidine motif in cysteine dioxygenase

Karunanithi Anandababu, Ramamoorthy Ramasubramanian, Madhavan Jaccob, Peter Comba, Ramasamy Mayilmurugan, Chem. Eur. J. 2019, 25, 9540-9547. DOI: 10.1002/chem.201901005.

Exploring inner-sphere water interactions of Fe(II), Fe(III) and Co(II) complexes of 12-membered macrocycles to develop CEST MRI probes

Christopher J. Bond, Gregory E. Sokolow, Matthew R. Crawley, Patrick J. Burns, Jordan M. Cox, Ramasamy Mayilmurugan, and Janet R. Morrow, Inorg. Chem. 2019, 58, 8710-8719. DOI: 10.1021/acs.inorgchem.9b01072

Regioselective oxidative carbon-oxygen bond cleavage catalysed by copper(II) complexes: A relevant model study for lytic polysaccharides monooxygenases activity

Sethuraman Muthuramalingam, Duraiyarasu Maheshwaran, Marappan Velusamy, and Ramasamy Mayilmurugan, Catalysis 2019, 372, 352. DOI: 10.1016/j.jcat.2019.03.019.

Coordination geometry-induced optical imaging of L-cysteine in cancer cells using imidazopyridine-based copper(II) complexes.

Selvarasu Priyanga, Themmila Khamrang, Marappan Velusamy, Sellamuthu Karthi, Balasubramaniem Ashokkumar and Ramasamy Mayilmurugan. Dalton Trans. 2019,48, 1489-1503. DOI: 10.1039/C8DT04634D.

Novel iron(II)-N-heterocyclic carbene catalysts for efficient transfer hydrogenations under mild conditions

Thukkaiyandi Pradeep, Marappan Velusamy, and Ramasamy Mayilmurugan, Molecular Catalysis, 2018, 459, 71-77. DOI: 10.1016/j.mcat.2018.08.017

Fixation and sequestration of carbon dioxide by copper(II) complexes, Sethuraman Muthuramalingam

Marappan Velusamy, and Ramasamy Mayilmurugan, J. Chem. Sci. 2018, 130, 78. DOI: 10.1007/s12039-018-1489-1.

Nickel(II) complexes of 3N ligand as a model for diketone cleaving unusual nickel(II)-dioxygenases enzymes,

Ramamoorthy Ramasubramanian, Karunanithi Anandababu, Mukesh Kumar, Ramasamy Mayilmurugan, Dalton Trans, communication. 2018, 47, 4049 – 4053. DOI: 10.1039/C7DT04739H

Catalytic fixation of atmospheric carbon dioxide by copper(II) complexes of bidentate ligands

Sethuraman Muthuramalingam, Themmila Khamrang, Marappan Velusamy, and Ramasamy Mayilmurugan, Dalton Trans. 2017, 46, 16065-16076. DOI: 10.1039/C7DT03062B.

 

Copper(ll)-benzimidazole complexes as an efficient fluorescent probe for L-cysteine in water,

Duraiyarasu Maheshwaran, Selvaraj Priyanga, and Ramasamy Mayilmurugan, Dalton Trans. 2017, 46, 11408-11417. DOI: 10.1039/C7DT01895A.

 

Bioinspired copper(II) models for copper amine oxidases: mechanistic studies of oxidative half

Sethuraman Muthuramalingam, Shanmugam Subramaniyan, Themmila Khamrang, Marappan Velusamy, and Ramasamy Mayilmurugan, 2017, 940-948. DOI: 10.1002/slct.201601786.

 

Highly selective and efficient copper(II)-‘turn-on’ fluorescence imaging probe for L-Cysteine

Duraiyarasu Maheshwaran, Thavasilingam Nagendraraj, Paramasivam Manimaran, Balasubramaniem Ashokkumar, Mukesh Kumar and Ramasamy Mayilmurugan, J. Inorg. Chem. 2017, 1007-1014. DOI: 10.1002/ejic.201601229.

 

Dioxidomolybdenum(VI) complexes containing ligands with the bipyrrolidine backbone as efficient catalysts for olefin epoxidation

Ramasamy Mayilmurugan, and Manuel Volpe, Eur. J. Inorg. Chem. 2013, 3664. DOI: 10.1002/ejic.201300258.

 

Nickel(II) complexes of tripodal 4N ligands as catalysts for alkane oxidation using m-CPBA as oxidant: ligand steric effect dominates electronic effects

Mani Balamurugan, Ramasamy Mayilmurugan, and Eringathodi Suresh Dalton Trans. 2011, 40, 9413. DOI: 10.1039/c1dt10902b

 

Faster oxygen atom transfer catalysis with a tungsten dioxo complex than with its molybdenum analog

Thamarainayagam Arumuganathan, Ramasamy Mayilmurugan, Manuel Volpe Nadia C. Mösch-Zanetti Dalton Trans. 2011, 40, 7850. DOI: 10.1039/c1dt10248f.

 

Mechanistic insight into the reactivity of oxotransferases by novel asymmetric dioxomolybdenum (VI) model complexes

Ramasamy Mayilmurugan, Manuel Volpe, M. Palaniandavar and Nadia C. Mösch-Zanetti Chem. Eur. J. 2011, 17, 704. DOI: 10.1002/chem.201001177.

 

Novel square pyramidal iron(III) complexes of linear tetradentate bis(phenolate) ligands as structural and reactive models for intradiol-cleaving 3,4-PCD enzymes: Quinone formation vs intradiol cleavage

Ramasamy Mayilmurugan, M. Sankaralingam, E. Suresh and M. Palaniandavar Dalton Trans. 2010, 9611. DOI: 10.1039/c0dt00171f.

 

Iron(III) complexes of tripodal monophenolate ligands as models for non-heme catechol dioxygenase enzymes: Correlation of dioxygenase activity with ligand stereoelectronic properties.

Ramasamy Mayilmurugan, Eringathodi Suresh and Mallayan Palaniandavar, Inorg. Chem. 2009, 48, 8771 DOI: 10.1021/ic900969n.

Chemoselective and biomimetic hydroxylation of alkanes and alkenes by non-heme -oxo-bridged diiron(III) catalysts with m-CPBA

Ramasamy  Mayilmurugan, Mallayan Palaniandavar and Helen Stoeckli- Evans, Dalton Trans. 2009, 5101. DOI: 10.1039/b820771b.

Synthesis, Structure and Spectral and Electrochemical Properties of a New Mono-nuclear Ruthenium(III) Complex of Tris(benzimidazol-2-ylmethyl)-amine: Role of Steric Hindrance in Tuning the Catalytic Oxidation Activity.

Mariappan Murali, Ramasamy Mayilmurugan and Mallayan Palaniandavar, Eur. J.  Inorg. Chem. 2009, 3238. DOI: 10.1002/ejic.200900119.

Novel Iron(III) Complexes of Sterically Hindered 4N Ligands: Regioselectivity in Biomimetic Extradiol Cleavage of Catechols

Ramasamy Mayilmurugan, Helen Stoeckli-Evans and Mallayan Palaniandavar, Inorg. Chem. 2008, 47, 6645. DOI: 10.1021/ic702410d

A New Tripodal Iron(III) Monophenolate Complex: Effects of Ligand Basicity, Steric Hindrance and Solvent on Regioselective Extradiol Cleavage,

Ramasamy Mayilmurugan, Eringathodi Suresh and Mallayan Palaniandavar, Inorg. Chem. 2007, 46, 6038. DOI: 10.1021/ic700646m.

Iron(III) Complexes of Tridentate 3N Ligands as Functional Models for Catechol Dioxygenases: The Role of Ligand N-alkyl Substitution and Solvent on Reaction Rate and Product Selectivity,

Kusalendiran Visvaganesan, Ramasamy Mayilmurugan, Eringathodi Suresh and Mallayan Palaniandavar, Chem. 2007, 46, 10294. DOI: 10.1021/ic700822y.

Mononuclear Non-heme iron(III) Complexes as Functional Models for Catechol Dioxygenases

Mallayan Palaniandavar and Ramasamy Mayilmurugan, C. R. Chim, 2007, 10, 366. DOI: 10.1016/j.crci.2007.01.001.

Iron(III) Complexes of Certain Tetradentate Phenolate Ligands as Functional Models for Catechol Dioxygenases

Mallayan Palaniandavar, Marrapan Velusamy and Ramasamy Mayilmurugan, J. Chem. Sci., 2006, 118, 601. DOI: 10.1007/BF02703959

Functional Models for Catechol Dioxygenases: Iron(III) Complexes of cis-Facillly Coordinating Linear 3N Ligands

Marappan Velusamy, Ramasamy Mayilmurugan and Mallayan Palaniandavar, J. Inorg. Biochem. 2005, 99, 1032.  DOI: 10.1016/j.jinorgbio.2005.01.008.

Biomimetic Hydroxylation of Alkanes and Akenes Catalyzed by dinuclear µ-oxo-Bridged iron(III) Complexes.

Ramasamy Mayilmurugan and Mallayan Palaniandavar, 9th International Symposium Activation of Dioxygen and Homogeneous Catalytic Oxidations (ADHOC) 2005, Germany, P18, 74.

Iron(III) Complexes of Sterically Hindered Tetradentate Monophenolate Ligands as Functional Models for Catechol 1,2-Dioxygenases: The Role of Ligand Stereo- Electronic Properties

Marappan Velusamy Ramasamy Mayilmurugan and Mallayan Palaniandavar, Inorg. Chem. 2004, 43, 6284. DOI: 10.1021/ic049802b.

Phenol-formaldehyde cationic matrices substituted by sulphonated acacia nilotica Charcoal

N. Kannan, R. K. Seenivasan, Ramasamy Mayil Murugan, J. Chem. Tech., 2003, 10, 623. EID: 2-s2.0-4644324593.