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Tharmalingam Punniyamurthy

Tharmalingam Punniyamurthy

D-Index & Metrics

Chemistry

D-Index
55
Citations
11337
World Ranking
12085
National Ranking
194

Tharmalingam Punniyamurthy publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Tharmalingam Punniyamurthy sits on this spectrum.

61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61 publications 1,295+

This scientist: 215 publications — 38th percentile

38% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

Tharmalingam Punniyamurthy D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Tharmalingam Punniyamurthy sits on this spectrum.

40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40 D-Index 159+

This scientist: 55 D-Index — 33rd percentile

33% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Overview

Tharmalingam Punniyamurthy is affiliated with the Indian Institute of Technology Guwahati in India. Their research primarily spans the fields of chemistry and materials science, with particular focus on organic chemistry and materials chemistry as key subfields. Their scholarly output includes 191 publications in chemistry and 58 in materials science.

Their research topics encompass a range of areas related to catalysis, synthesis, and crystallography. These include catalytic C-H functionalization methods, synthesis and catalytic reactions, crystallization and solubility studies, X-ray diffraction in crystallography, cyclopropane reaction mechanisms, catalytic cross-coupling reactions, and sulfur-based synthesis techniques.

Frequent coauthors in their work include Prabhat Kumar Maharana, Pallab Karjee, Tanumay Sarkar, Sharajit Saha, and Bijoy Debnath, indicating collaborative efforts in these research domains.

Their publications have appeared repeatedly in venues such as The Cambridge Structural Database, Chemical Communications, Organic Letters, The Journal of Organic Chemistry, and Chemistry - An Asian Journal.

Recent papers authored or coauthored by Tharmalingam Punniyamurthy include:

  • Transition metal-catalyzed coupling of heterocyclic alkenesviaC-H functionalization: recent trends and applications, 2020, Organic Chemistry Frontiers
  • Recent Advances in Metal-catalyzed Alkylation, Alkenylation and Alkynylation of Indole/indoline Benzenoid Nucleus, 2020, Chemistry - An Asian Journal
  • Recent advances in transition-metal-mediated Csp2-B and Csp2-P cross-coupling reactions, 2020, Coordination Chemistry Reviews
  • Weak Coordination Enabled Switchable C4-Alkenylation and Alkylation of Indoles with Allyl Alcohols, 2020, Organic Letters
  • Recent Advances in Stereoselective Ring Expansion of Spirocyclopropanes: Access to the Spirocyclic Compounds, 2020, ACS Omega

Best Publications

  • Recent advances in transition metal catalyzed oxidation of organic substrates with molecular oxygen.

    T. Punniyamurthy;Subbarayan Velusamy;Javed Iqbal

  • CuO nanoparticles catalyzed C-N, C-O, and C-S cross-coupling reactions: scope and mechanism.

    Suribabu Jammi;Sekarpandi Sakthivel;Laxmidhar Rout;Tathagata Mukherjee

  • Ligand-Free Copper-Catalyzed Synthesis of Substituted Benzimidazoles, 2-Aminobenzimidazoles, 2-Aminobenzothiazoles, and Benzoxazoles

    Prasenjit Saha;Tamminana Ramana;Nibadita Purkait;Ashif Ali

  • Recent advances in copper-catalyzed oxidation of organic compounds

    T. Punniyamurthy;Laxmidhar Rout

  • Efficient CuO-nanoparticle-catalyzed C-S cross-coupling of thiols with iodobenzene.

    Unknown

  • Novel CuO nanoparticle catalyzed C-N cross coupling of amines with iodobenzene.

    Laxmidhar Rout;Suribabu Jammi;T. Punniyamurthy

  • Novel Vanadium-Catalyzed Oxidation of Alcohols to Aldehydes and Ketones under Atmospheric Oxygen

    Subbarayan Velusamy;T. Punniyamurthy

  • Efficient ligand-free nickel-catalyzed C–S cross-coupling of thiols with aryl iodides

    Suribabu Jammi;Priyanka Barua;Laxmidhar Rout;Prasenjit Saha

  • Novel polyaniline-supported molybdenum-catalyzed aerobic oxidation of alcohols to aldehydes and ketones.

    Subbarayan Velusamy;Muneer Ahamed;T. Punniyamurthy

  • Copper(II)-catalyzed CH oxidation of alkylbenzenes and cyclohexane with hydrogen peroxide

    Subbarayan Velusamy;T Punniyamurthy

  • Copper(II) catalyzed selective oxidation of primary alcohols to aldehydes with atmospheric oxygen

    Subbarayan Velusamy;Arumugam Srinivasan;T. Punniyamurthy

  • Iodobenzene catalyzed C-H amination of N-substituted amidines using m-chloroperbenzoic acid.

    Santhosh Kumar Alla;Rapolu Kiran Kumar;Pradeep Sadhu;Tharmalingam Punniyamurthy

  • Copper-Mediated Synthesis of Substituted 2-Aryl-N-benzylbenzimidazoles and 2-Arylbenzoxazoles via C–H Functionalization/C–N/C–O Bond Formation

    Murali Mohan Guru;Ashif Ali;Tharmalingam Punniyamurthy

  • Efficient Copper(I)-Catalyzed C–S Cross Coupling of Thiols with Aryl Halides in Water

    Laxmidhar Rout;Prasenjit Saha;Suribabu Jammi;Tharmalingam Punniyamurthy

  • Transition-metal-catalyzed site-selective C7-functionalization of indoles: advancement and future prospects.

    Tariq A Shah;Pinaki Bhusan De;Sourav Pradhan;Tharmalingam Punniyamurthy

  • Cobalt-catalyzed intramolecular C–N and C–O cross-coupling reactions: synthesis of benzimidazoles and benzoxazoles

    Prasenjit Saha;Ashif Ali;Pokhraj Ghosh;Tharmalingam Punniyamurthy

  • Polyaniline supported vanadium catalyzed aerobic oxidation of alcohols to aldehydes and ketones

    Sabbasani Rajasekhara Reddy;Subhabrata Das;T Punniyamurthy

  • Copper(II)-Catalyzed Aerobic Oxidative Synthesis of Substituted 1,2,3- and 1,2,4-Triazoles from Bisarylhydrazones via C–H Functionalization/C–C/N–N/C–N Bonds Formation

    Murali Mohan Guru;Tharmalingam Punniyamurthy

  • Palladium-Catalyzed One-Pot Conversion of Aldehydes to Amides

    Ashif Ali;Tharmalingam Punniyamurthy

  • Copper(II)-Catalyzed Conversion of Bisaryloxime Ethers to 2-Arylbenzoxazoles via C−H Functionalization/C−N/C−O Bonds Formation

    Murali Mohan Guru;Ashif Ali;Tharmalingam Punniyamurthy

  • Cobalt(II)-catalyzed oxidation of alcohols into carboxylic acids and ketones with hydrogen peroxide

    Subhabrata Das;T. Punniyamurthy

Frequent Co-Authors

Javed Iqbal
Javed Iqbal Indian Institute of Technology Kanpur
Tsutomu Katsuki
Tsutomu Katsuki Kyushu University
Munetaka Akita
Munetaka Akita Tokyo Institute of Technology
Yoshihiko Moro-oka
Yoshihiko Moro-oka Tokyo Institute of Technology
Ratnesh Kumar
Ratnesh Kumar Iowa State University

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