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Stephen Hanessian

Stephen Hanessian

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Chemistry
Canada
2025

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 87 2399 2160 50 43 760 28372

Stephen Hanessian publications per year

The chart shows the history of publications by Stephen Hanessian between 1958 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Stephen Hanessian published across 69 years, from 1958 to 2026, averaging 11.6 papers a year. Output peaked at 32 publications in 1997. 7 of the 797 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1958 to 2026. Vertical axis: number of publications, 0 to 32. Peak 32 publications in 1997. 1958: 1 publication 1959: 0 publications 1960: 0 publications 1961: 0 publications 1962: 2 publications 1963: 3 publications 1964: 5 publications 1965: 5 publications 1966: 6 publications 1967: 7 publications 1968: 4 publications 1969: 12 publications 1970: 1 publication 1971: 16 publications 1972: 11 publications 1973: 14 publications 1974: 14 publications 1975: 11 publications 1976: 12 publications 1977: 13 publications 1978: 10 publications 1979: 7 publications 1980: 9 publications 1981: 12 publications 1982: 4 publications 1983: 7 publications 1984: 13 publications 1985: 15 publications 1986: 22 publications 1987: 15 publications 1988: 3 publications 1989: 8 publications 1990: 22 publications 1991: 11 publications 1992: 17 publications 1993: 21 publications 1994: 17 publications 1995: 13 publications 1996: 25 publications 1997: 32 publications 1998: 15 publications 1999: 21 publications 2000: 16 publications 2001: 15 publications 2002: 22 publications 2003: 21 publications 2004: 12 publications 2005: 14 publications 2006: 27 publications 2007: 15 publications 2008: 17 publications 2009: 10 publications 2010: 20 publications 2011: 12 publications 2012: 5 publications 2013: 14 publications 2014: 18 publications 2015: 12 publications 2016: 20 publications 2017: 7 publications 2018: 7 publications 2019: 5 publications 2020: 9 publications 2021: 6 publications 2022: 18 publications 2023: 6 publications 2024: 6 publications 2025: 6 publications 2026: 1 publication
1958 2026

797 publications in total across all disciplines

View publications per year as a table
Stephen Hanessian: publications per year, 1958 to 2026
Year Publications
1958 1
1959 0
1960 0
1961 0
1962 2
1963 3
1964 5
1965 5
1966 6
1967 7
1968 4
1969 12
1970 1
1971 16
1972 11
1973 14
1974 14
1975 11
1976 12
1977 13
1978 10
1979 7
1980 9
1981 12
1982 4
1983 7
1984 13
1985 15
1986 22
1987 15
1988 3
1989 8
1990 22
1991 11
1992 17
1993 21
1994 17
1995 13
1996 25
1997 32
1998 15
1999 21
2000 16
2001 15
2002 22
2003 21
2004 12
2005 14
2006 27
2007 15
2008 17
2009 10
2010 20
2011 12
2012 5
2013 14
2014 18
2015 12
2016 20
2017 7
2018 7
2019 5
2020 9
2021 6
2022 18
2023 6
2024 6
2025 6
2026 1
Total 797
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Stephen Hanessian 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 Stephen Hanessian sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 741–760 publications, is where this scientist sits. 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
61–80 publications 1,295+

This scientist: 760 publications — 97th percentile

97% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67 760
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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Stephen Hanessian 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 Stephen Hanessian sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 86–87 D-Index, is where this scientist sits. 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
40–41 D-Index 159+

This scientist: 87 D-Index — 87th percentile

87% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254 87
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Research.com Recognitions

  • 2025 - Research.com Chemistry in Canada Leader Award
  • 2022 - Research.com Chemistry in Canada Leader Award
  • 1997 - Izaak Walton Killam Memorial Prize, Canada Council
  • 1996 - Prix Marie-Victorin, Government of Quebec
  • 1988 - Fellow of the Royal Society of Canada Academy of Science
  • 1988 - Chemical Institute of Canada Medal

Overview

Stephen Hanessian is affiliated with the University of Montreal in Canada. Their research primarily spans the fields of Materials Science, Chemistry, and Biochemistry, Genetics and Molecular Biology. Within these broad disciplines, their work focuses on subfields such as Materials Chemistry, Organic Chemistry, and Molecular Biology, with smaller contributions in Physiology and Physical and Theoretical Chemistry.

The scientist's research topics include:

  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Chemical Synthesis and Analysis
  • Asymmetric Synthesis and Catalysis
  • Advanced biosensing and bioanalysis techniques
  • Synthesis and Catalytic Reactions
  • Oxidative Organic Chemistry Reactions

They have published frequently in venues such as:

  • The Cambridge Structural Database
  • The Journal of Organic Chemistry
  • Canadian Journal of Chemistry
  • Synthesis
  • ACS Medicinal Chemistry Letters

Among recent scientific papers authored or coauthored by Stephen Hanessian are:

  • Drug-like sphingolipid SH-BC-893 opposes ceramide-induced mitochondrial fission and corrects diet-induced obesity (2021, EMBO Molecular Medicine)
  • Simultaneous inhibition of endocytic recycling and lysosomal fusion sensitizes cells and tissues to oligonucleotide therapeutics (2023, Nucleic Acids Research)
  • Synthetic Sphingolipids with 1,2-Pyridazine Appendages Improve Antiproliferative Activity in Human Cancer Cell Lines (2020, ACS Medicinal Chemistry Letters)
  • Backbone Hydrocarbon-Constrained Nucleic Acids Modulate Hybridization Kinetics for RNA (2022, Journal of the American Chemical Society)
  • Ni-Catalyzed Reductive and Merged Photocatalytic Cross-Coupling Reactions toward sp3/sp2-Functionalized Isoquinolones: Creating Diversity at C-6 and C-7 to Address Bioactive Analogues (2020, ACS Omega)

Frequent collaborators in their work include Sofiane Hocine, Gilles Berger, Jean-Baptiste Garsi, Thierry Maris, and Aaron Gabriel Nunez Avila.

Stephen Hanessian has received several awards over the course of their career, including:

  • Izaak Walton Killam Memorial Prize from the Canada Council in 1997
  • Prix Marie-Victorin granted by the Government of Quebec in 1996
  • Chemical Institute of Canada Medal in 1988
  • Fellowship of the Royal Society of Canada's Academy of Science in 1988

Best Publications

  • Design and synthesis of conformationally constrained amino acids as versatile scaffolds and peptide mimetics

    Stephen Hanessian;Grant McNaughton-Smith;Henry-Georges Lombart;William D. Lubell

  • Regioselective manipulation of hydroxyl groups via organotin derivatives

    S. David;S. Hanessian

  • Preparative Carbohydrate Chemistry

    Unknown

  • The Preparation and Synthetic Utility of tert-Butyldiphenylsilyl Ethers

    Stephen Hanessian;Pierre Lavallee

  • Analysis of trimethylsilyl derivatives of carbohydrates by gas chromatography and mass spectrometry

    Don C. DeJongh;T. Radford;Jeremy D. Hribar;Stephen Hanessian

  • trans-1,2-Diaminocyclohexane Derivatives as Chiral Reagents, Scaffolds, and Ligands for Catalysis: Applications in Asymmetric Synthesis and Molecular Recognition.

    Youssef L. Bennani† and;Stephen Hanessian

  • Synthetic Strategies toward Natural Products Containing Contiguous Stereogenic Quaternary Carbon Atoms.

    Martin Büschleb;Stéphane Dorich;Stephen Hanessian;Daniel Tao

  • Catalytic asymmetric conjugate addition of nitroalkanes to cycloalkenones.

    Stephen Hanessian;Vinh Pham

  • Chemistry of the glycosidic linkage. An efficient synthesis of 1,2-trans-di-saccharides

    Stephen Hanessian;Joseph Banoub

  • Design of Secondary Structures in Unnatural Peptides: Stable Helical γ-Tetra-, Hexa-, and Octapeptides and Consequences of α-Substitution

    Stephen Hanessian;Xuehong Luo;and Robert Schaum;Stephen Michnick

  • Synthesis of naturally occurring C-nucleosides, their analogs, and functionalized C-glycosyl precursors.

    Stephen Hanessian;André G. Pernet

  • Reaction of O-benzylidene sugars with N-bromosuccinimide. II. Scope and synthetic utility in the methyl 4,6-0-benzylidenehexopyranoside series

    Stephen Hanessian;Nike R. Plessas

  • Procedures for the direct replacement of primary hydroxyl groups in carbohydrates by halogen

    S. Hanessian;M.M. Ponpipom;P. Lavallee

  • Neuronal activity‐dependent increase of net matrix metalloproteinase activity is associated with MMP‐9 neurotoxicity after kainate

    Jérôme Jourquin;Evelyne Tremblay;Nadège Décanis;Gérard Charton

  • Synthesis of (4S)-hydroxymethyl-(2R)-(2-propyl)-butyrolactone: A quest for a practical route to an important hydroxyethylene isostere chiron

    Stephen Hanessian;Teresa Abad-Grillo;Grant McNaughton-Smith

  • Chemistry and biology of the aeruginosin family of serine protease inhibitors.

    Karolina Ersmark;Juan R. Del Valle;Stephen Hanessian

  • Design and reactivity of topologically unique, chiral phosphonamides. Remarkable diastereofacial selectivity in asymmetric olefination and alkylation

    Stephen Hanessian;D. Delorme;S. Beaudoin;Y. Leblanc

  • Recent Progress in the Chemistry of Daphniphyllum Alkaloids

    Amit Kumar Chattopadhyay;Stephen Hanessian

  • Stereocontrolled glycosyl transfer reactions with unprotected glycosyl donors.

    Stephen Hanessian;Boliang Lou

  • The reaction of O-benzylidene sugars with N-bromosuccinimide

    Stephen Hanessian

  • Matrix metalloproteinase-2 (MMP-2) regulates astrocyte motility in connection with the actin cytoskeleton and integrins.

    Crystel Ogier;Anne Bernard;Anne-Marie Chollet;Thierry Le Diguardher

Frequent Co-Authors

Eric E. Swayze
Eric E. Swayze Ionis Pharmaceuticals (United States)
Punit P. Seth
Punit P. Seth Ionis Pharmaceuticals (United States)
Eric Westhof
Eric Westhof University of Strasbourg
Raffaele Saladino
Raffaele Saladino Tuscia University
Roger F. Butterworth
Roger F. Butterworth University of Montreal
Hing L. Sham
Hing L. Sham Global Blood Therapeutics (United States)
Peter C. Tyler
Peter C. Tyler Victoria University of Wellington
Beat Ernst
Beat Ernst University of Basel
René Roy
René Roy University of Quebec at Montreal
Larry E. Overman
Larry E. Overman University of California, Irvine

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