Research Group Publications
 
  • V. G. Landge, A. Mondal, V. Kumar, A. Nandakumar And E. Balaraman*, Manganese catalyzed N-alkylation of amines with alcohols: Ligand enabled selectivity, Org. Biomol. Chem., 16, 8175 - 8180 (2018), DOI:10.1039/C8OB01886C.
  • V. G. Landge, A. Parveen, A. Nandakumar And E. Balaraman*, Pd(II)-catalyzed gamma-C(sp3)-H alkynylation of amides: A selective functionalization of R chain of amides R1C(O)NHR, Chem. Commun., 54, 7483 - 7486 (2018), DOI:10.1039/C8CC03445A.
  • A. Mondal, M. Subaramanian, A. Nandakumar And E. Balaraman*, Manganese-catalyzed direct conversion of ester to amide with liberation of H2, Org. Lett., 20, 3381 - 3384 (2018), DOI:10.1021/acs.orglett.8b01305.
  • S. P. Midya, J. Pitchaimani, V. G. Landge, V. Madhu* And E. Balaraman*, Direct access to N-alkylated amines and imines via acceptorless dehydrogenative coupling catalyzed by cobalt(II)-NNN pincer complex, Catal. Sci. Technol., 8, 3469 - 3473 (2018), DOI:10.1039/C8CY00859K.
  • Manoj K. Sahoo, K. Saravanakumar, G. Jaiswal And E. Balaraman*, Photocatalysis enabling acceptorless dehydrogenation of diaryl hydrazines at room temperature, ACS Catal., 8, 7727 - 7733 (2018), DOI:10.1021/acscatal.8b01579.
  • Siba P. Midya, J. Rana, J. Pitchaimani, A. Nandakumar, V. Madhu* And E. Balaraman*, Ni-catalyzed alpha-alkylation of unactivated amides and esters with alcohols via hydrogen auto-transfer strategy, ChemSusChem., , (2018), DOI:10.1002/cssc.201801443.
    ASAP
  • J. Rana, R. Babu, M. Subaramanian And E. Balaraman*, Ni-catalyzed dehydrogenative coupling of primary and secondary alcohols with methyl-N-heteroaromatics, Org. Chem. Front., 5, 3250 - 3255 (2018), DOI:10.1039/c8qo00764k.
  • P. Karthik, E. Balaraman* And B. Neppolian*, Efficient solar light-driven H2 production: post-synthetic encapsulation of a Cu2O co-catalyst in a metal–organic framework (MOF) for boosting the effective charge carrier separation, Catal. Sci. Technol., 8, 3286 - 3294 (2018), DOI:10.1039/c8cy00604k.
    Collaborative work
  • P. Karthik, R. Vinoth, P. Zhang, W. Choi, E. Balaraman* And B. Neppolian*, pi–pi Interaction between metal–organic framework and reduced graphene oxide for visible-light photocatalytic H2 production, ACS Appl. Energy Mater., 1, 1913 - 1923 (2018), DOI:10.1021/acsaem.7b00245.
    Collaborative work
  • S. P. Midya, V. G. Landge, M. K. Sahoo, J. Rana And E. Balaraman*, Cobalt-catalyzed acceptorless dehydrogenative coupling of aminoalcohols with alcohols: direct access to pyrrole, pyridine and pyrazine derivatives, Chem. Commun., 54, 90 - 93 (2018), DOI:10.1039/C7CC07427A.
  • V. G. Landge, J. Pitchaimani, S. P. Midya, M. Subaramanian, V. Madhu* And E. Balaraman*, Phosphine-free cobalt pincer complex catalyzed Z-selective semihydrogenation of unbiased alkynes, Catal. Sci. Technol., 8, 428 - 433 (2018), DOI:10.1039/C7CY01994G.
  • M. Bhadra, H. S. Sasmal, A. Basu, S. P. Midya, S. Kandambeth, P. Pachfule, E. Balaraman* And R. Banerjee*, Predesigned metal anchored building block for in situ generation of Pd nanoparticles in microporous covalent organic framework: Application in heterogeneous tandem catalysis, ACS Appl. Mater. Interfaces., 9, 13785 - 13792 (2017), DOI:10.1021/acsami.7b02355.
    Collaborative work
  • P. Karthik, R. Vinoth, P. Selvam, E. Balaraman*, M. Navaneethan, Y. Hayakawa And B. Neppolian*, A visible-light active catechol–metal oxide carbonaceous polymeric material for enhanced photocatalytic activity, J. Mat. Chem. A., 5, 384 - 396 (2017), DOI:10.1039/C6TA07685H.
    Collaborative work
  • G. Jaiswal, V. Landge, D. Jagadeesan* And E. Balaraman*, Iron-based nanocatalyst for the acceptorless dehydrogenation reactions, Nature Commun., 8, 2147 - 2160 (2017), DOI:10.1038/s41467-017-01603-3.
  • M. K. Sahoo, G. Jaiswal, J. Rana And E. Balaraman*, Organo-photoredox catalyzed oxidative dehydrogenation of N-heterocycles, Chem. Eur. J., 23, 14167 - 14172 (2017), DOI:10.1002/chem.201703642.
  • M. K. Sahoo, S. P. Midya, V. G. Landge And E. Balaraman* , A unified strategy for silver-, base-, and oxidant free direct arylation of C–H bonds, Green Chem., 19, 2111 - 2117 (2017), DOI:10.1039/c6gc03438a.
  • S. P. Midya, J. Rana, T. Abraham, B. Aswin And E. Balaraman*, Metal-free radical trifluoromethylation of beta-nitroalkenes through visible-light photoredox catalysis, Chem. Commun., 53, 6760 - 6763 (2017), DOI:10.1039/C7CC02589K.
  • S. P. Midya, A. Mondal, A. Begum And E. Balaraman*, A simple CoCl2 catalyzed N-alkylation of amines with alcohols, Synthesis., 49, 3957 - 3961 (2017), DOI:10.1055/s-0036-1589064.
    * Dedicated to Professor David Milstein on the occasion of his 70th birthday * Invited article for a special topic on ‘Cobalt in organic synthesis’
  • E. Balaraman*, A. Nandakumar*, G. Jaiswal And M. K. Sahoo, Iron-catalyzed dehydrogenation reactions and its applications in sustainable energy and catalysis (Review Article), Catal. Sci. Technol., 7, 3177 - 3195 (2017), DOI:10.1039/C7CY00879A.
    * Cover page article * Dedicated to Professor David Milstein on the occasion of his 70th birthday
  • M. K. Sahoo, J. Rana, M. Subaramanian And E. Balaraman*, Room-temperature direct arylation of anilides under external oxidant-free conditions using CO2 derived dimethyl carbonate (DMC) as 'green' solvent, ChemistrySelect., 2, 7565 - 7569 (2017), DOI:10.1002/slct.201701108.
  • M. Subaramanian, A. Bera, B. L. V. Prasad* And E. Balaraman*, Nickel-catalyzed direct synthesis of dialkoxymethane ethers, J. Chem. Sci., 129, 1153 - 1159 (2017), DOI:10.1007/s12039-017-1339-6.
    Dedicated to Prof. K. C. Kumara Swamy on the occasion of his 60th birthday.
  • V. G. Landge, J. Rana, M. Subaramanian And E. Balaraman*, Nickel-catalyzed N-vinylation of heteroaromatic amines via C-H bond activation, Org. Biomol. Chem., 15, 6896 - 6900 (2017), DOI:10.1039/C7OB01791J.
  • V. G. Landge, S. P. Midya, J. Rana, D. R. Shinde And E. Balaraman*, Expedient cobalt-catalyzed C–H alkynylation of (enantiopure) benzylamines, Org. Lett., 18, 5252 - 5255 (2016), DOI:10.1021/acs.orglett.6b02549.
    Prof. Douglass F. Taber has cited in his Highlight column on "Benzene Derivatives" in Organic Chemistry Portal: www.organic-chemistry.org/Highlights/2017/19June.shtm
  • G. Jaiswal, V. Landge, D. Jagadeesan* And E. Balaraman*, Sustainable iron-catalyzed direct imine formation by acceptorless dehydrogenative coupling of alcohols with amines, Green Chem., 18, 3232 - 3238 (2016), DOI:10.1039/C6GC00565A.
    ChemInform Abstract: DOI: 10.1002/chin.201641098
  • V. G. Landge, C. H. Shewale, G. Jaiswal, M. K. Sahoo, S. P. Midya And E. Balaraman*, Nickel-catalyzed direct alkynylation of C(sp2)-H bonds of amides: An “inverse Sonogashira strategy” to ortho-alkynylbenzoic acids, Catal. Sci. Technol., 6, 1946 - 1951 (2016), DOI:10.1039/C5CY01299F.
  • Vinod G. Landge, G. Jaiswal And E. Balaraman, Cobalt-catalyzed bis-alkynylation of amides via double C–H bond activation, Org. Lett., 18, 812 - 815 (2016), DOI:10.1021/acs.orglett.6b00095.
  • S. P. Midya, M. K. Sahoo, V. G. Landge, P. R. Rajamohanan And E. Balaraman*, Reversed reactivity of anilines with alkynes in the rhodium-catalysed C–H activation/carbonylation tandem, Nature Commun., 6, 8591 - 8601 (2015), DOI:10.1038/ncomms9591.
  • A. Nandakumar, M. K. Sahoo And E. Balaraman*, Reverse-hydroformylation: A missing reaction explored, Org. Chem. Front., 2, 1422 - 1424 (2015), DOI:10.1039/c5qo00229j.
  • A. Nandakumar, * S. P. Midya, V. G. Landge And E. Balaraman*, Transition-metal catalysed hydrogen transfer annulation strategy to heterocyclic scaffolds, Angew. Chem. Int. Ed., 54, 11022 - 11034 (2015), DOI:10.1002/anie.201503247.
  • V.G. Landge, M. K. Sahoo, S. P. Midya, G.Jaiswal And E. Balaraman*, Well-defined palladium(II) complexes for ligand enabled C(sp3)-alkynylation, Dalton Trans., 44, 15382 - 15386 (2015), DOI:10.1039/C5DT02772A.
  • E. Balaraman, D. Srimani, Y. Diskin-Posner And D. Milstein*, Direct synthesis of secondary amines from alcohols and ammonia catalyzed by a ruthenium pincer complex, Catal. Lett., 145, 139 - 144 (2015), DOI:10.1007/s10562-014-1422-2.
  • E. Balaraman* And D. Milstein, Hydrogenation of polar bonds catalysed by ruthenium-pincer complexes, Top. Organomet. Chem., 48, 19 - 44 (2014), DOI:10.1007/3418_2014_77.
    Book Chapter: Ruthenium in catalysis (Eds: C. Bruneau, P. H. Dixneuf)
  • E. Balaraman, E. Khaskin, G. Leitus And D. Milstein*, Catalytic transformation of alcohols to carboxylic acid salts and H2 using water as the oxygen atom source, Nature. Chem., 5, 122 - 125 (2013), DOI:10.1038/nchem.1536.
    Highlights: • RSC Chemistryworld • CORANTE - In the Pipeline • The Chemistry Cascade
  • D. Srimani, E. Balaraman, P. Hu, Y. Ben-David And D. Milstein*, Formation of tertiary amides and H2 by dehydrogenative coupling of primary alcohols with secondary amines catalyzed by ruthenium bipyridine-based pincer complexes, Adv. Syn. Catal., 355, 2525 - 2530 (2013), DOI:10.1002/adsc.201300620.
  • R. Langer, I. Fuchs, M. Vogt, E. Balaraman, Y. Diskin-Posner, L. J. W. Shimon, Y. Ben-David And D. Milstein*, Stepwise metal-ligand cooperation via a reversible aromatization/deconjugation-sequence in ruthenium complexes with a tetradentate phenanthroline-based ligand, Chem. Eur. J., 19, 3407 - 3414 (2013), DOI:10.1002/chem.201204003.
    Highlight: Selected as VIP article by Chem. Euro. J.
  • T. Zell, R. Langer, M.A. Iron, L. Konstantinovski, L. J. W. Shimon, Yael Diskin-Posner, Gregory Leitus, E. Balaraman, Y. Ben-David And D. Milstein*, Synthesis, structures, and dearomatization by deprotonation of iron complexes featuring bipyridine-based PNN Pincer ligands, Inorg. Chem., 52, 9636 - 9649 (2013), DOI:10.1021/ic401432m.
  • R. Barrios-Francisco, E. Balaraman, Y. Diskin-Posner, G. Leitus, L. J. W. Shimon And D. Milstein*, PNN-ruthenium pincer complexes based on phosphinated 2,2’-dipyridinemethane- and 2,2’-oxobispyridine. Metal-ligand cooperation in cyclometallation and catalysis, Organometallics., 32, 2973 - 2982 (2013), DOI:10.1021/om400194w.
  • D. Srimani, E. Balaraman, B. Gnanaprakasam, Y. Ben-David And D. Milstein*, Ruthenium pincer-catalyzed cross-dehydrogenative coupling of primary alcohols with secondary alcohols under neutral conditions, Adv. Syn. Catal., 354, 2403 - 2406 (2012), DOI:10.1002/adsc.201200438.
  • E. Balaraman, E. Fogler And D. Milstein*, Efficient hydrogenation of biomass derived cyclic di-esters to 1,2-diols, Chem. Commun., 48, 1111 - 1113 (2012), DOI:10.1039/C1CC15778G.
    • Selected as HOT article by Chem. Commun.
  • B. Gnanaprakasam, E. Balaraman, C. Gunanathan And D. Milstein*, Synthesis of polyamides from diols and diamines with liberation of H2, J. Polymer. Chem. A., 50, 1755 - 1765 (2012), DOI:10.1002/pola.25943.
  • E. Balaraman, C. Gunanathan, J. Zhang, L. J. W. Shimon And D. Milstein*, Efficient hydrogenation of organic carbonates, carbamates, and formates indicates alternative routes to methanol based on CO2 and CO, Nature. Chem., 3, 609 - 614 (2011), DOI:10.1038/NCHEM.1089.
    Highlights: • Science & Technology, News of the Week: Chemical & Engineering News, 89 (31), August 01, 2011. • Nature. Chem. 2011, 3, 578-579. • ChemCatChem. 2012, 5, 609-611. • ACS News and Latest News: Chemical & Engineering News, August 17, 2011. • Green Car Congress • Fisker Karma News
  • K. C. Kumara Swamy*, G. Gangadhararao, Venu Srinivas, N. N. Bhuvan Kumar, E. Balaraman And Manab Chakravarty, Cyclodiphosph(III)azane chemistry – Ylides from the reaction of [(RNH)P-N(t-Bu)]2 [R = t-Bu, i-Pr] with dimethyl maleate and chiral ansa-type derivatives from reaction of [ClP-N(t-Bu)]2 with a substituted BINOL, Inorg.Chem. Acta., 372, 374 - 382 (2011), DOI:10.1016/j.ica.2010.12.072.
  • Venu Srinivas, E. Balaraman, K. V. Sajna And K. C. Kumara Swamy*, Catalyst-free and catalyzed addition of P(O)-H bonds to phosphorylated allenes/alkynes and allenyl/alkynyl phosphine oxides: Use of a robust, recoverable dinuclear palladium(I) catalyst, Eur. J. Org. Chem., 22, 4220 - 4230 (2011), DOI:10.1002/ejoc.201100197.
  • K. C. Kumara Swamy*, Srinivasarao Allu, Venu Srinivas, E. Balaraman And K. V. P. Pavan Kumar, Alkynyl and phosphonyl substituted nucleobases: A case of thermally induced conformational polymorphism, Cryst. Growth Des., 11, 2302 - 2310 (2011), DOI:10.1021/cg101737x.
  • E. Fogler, E. Balaraman, Y. Ben-David, G. Leitus, L. J. W. Shimon And D. Milstein*, New CNN-type ruthenium pincer NHC complexes. Synthesis and catalytic activity. Mild, efficient hydrogenation of esters, Organometallics., 30, 3826 - 3833 (2011), DOI:10.1021/om200367j.
  • J. Zhang, E. Balaraman, G. Leitus And D. Milstein*, Electron-rich PNP- and PNN-type Ru(II) hydrido-borohydride complexes. Synthesis, structure and catalytic activity towards dehydrogenation of alcohols and hydrogenation of esters, Organometallics., 30, 5716 - 5724 (2011), DOI:10.1021/om200595m.
  • K. Livanov, V. Madhu, E. Balaraman, L. J. W. Shimon, Y. Diskin-Posner And R. Neumann*, The photocatalytic splitting of CS2 to a carbon-sulfur polymer and S8 catalyzed by a bimetallic ruthenium(II) compound with a tertiary amine binding site - towards photocatalytic splitting of CO2?, Inorg. Chem., 50, 11273 - 11275 (2011), DOI:10.1021/ic2008045.
    Highlight: • Nanotechnology Virtical News
  • B. Gnanaprakasam, E. Balaraman, Y. Ben-David And D. Milstein*, Synthesis of peptides and pyrazines from beta-aminoalcohols via extrusion of H2 catalyzed by ruthenium pincer complexes. Ligand controlled selectivity, Angew. Chem. Intl. Ed., 50, 12240 - 12244 (2011), DOI:10.1002/anie.201105876.
  • E. Balaraman, Y. Ben-David And D. Milstein*, Unprecedented catalytic hydrogenation of urea derivatives to amines and methanol, Angew. Chem. Intl. Ed., 50, 11702 - 11705 (2011), DOI:10.1002/anie.201106612.
    Highlights: • Selected as VIP article by Angew. Chem. Int. Ed. • ChemCatChem. 2012, 5, 609-611. • ChemistryViews Magazine
  • Vedichi Madhu, Balaraman Ekambaram, Linda J. W. Shimon, Yael Diskin, Gregory Leitus And Ronny Neumann*, Structural diversity in manganese, iron and cobalt complexes of the ditopic 1,2- bis(2,2’-bipyridyl-6-yl)ethyne ligand and observation of epoxidation and catalase activity of manganese compounds, Dalton Trans., 39, 7266 - 7275 (2010), DOI:10.1039/b925129d.
  • E. Balaraman, B. Gnanaprakasam, L. J. W. Shimon And D. Milstein*, Direct hydrogenation of amides to alcohols and amines under mild conditions, J. Am. Chem. Soc., 132, 16756 - 16758 (2010), DOI:10.1021/ja1080019.
    Highlight: • ChemistryViews Magazine
  • K. C. Kumara Swamy*, N. N. Bhuvan Kumar, E. Balaraman And K. V. P. Pavan Kumar, Mitsunobu and related reactions: Advances and applications, Chem. Rev., 109, 2551 - 2651 (2009), DOI:10.1021/cr800278z.
    Highlights: • Most read article in 2009 • Cited in Wikipedia
  • E. Balaraman, Venu Srinivas And K. C. Kumara Swamy*, Hydrophosphonylation of activated alkenes and alkynes via fluoride ion activation in ionic liquid medium, Tetrahedron., 65, 7603 - 7610 (2009), DOI:10.1016/j.tet.2009.06.096.
  • E. Balaraman And K. C. Kumara Swamy*, A convenient chromatography-free access to enantio-pure 6,6’-di-tert-butyl-1,1’- binaphthalene-2,2’-diol- its 3,3’-dibromo, di-tert-butyl and phosphorus derivatives: Utility in asymmetric synthesis, Tetrahedron: Asymmetry., , 2037 - 2048 (2007), DOI:10.1016/j.tetasy.2007.06.028.
  • K. C. Kumara Swamy*, E. Balaraman And N. Satish Kumar, Synthesis and utility of new amine/nucleobase addition products of allenylphosphonates, Tetrahedron., 62, 10152 - 10161 (2006), DOI:10.1016/j.tet.2006.08.034.
  • K. C. Kumara Swamy*, E. Balaraman, M. PhaniPavan, N. N. Bhuvan Kumar, K. Praveen Kumar And N. Satish Kumar, Unusual products in the reaction of phosphorus (III) compounds with N=N, C?C or conjugated double bonded systems, J. Chem. Sci., 118, 495 - 501 (2006), DOI:10.1007/BF02703946.
  • E. Balaraman And K. C. Kumara Swamy*, Conversion of meso to dl form and vice versa in bisphosphonates: Synthesis and structures of new meso, dl and (meso+dl) bisphosphonates derived from cyclic phosphites and dialkylacetylenedicarboxylates, Synthesis., , 3037 - 3042 (2004), DOI:10.1055/s-2004-834906.