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Ralph Hirschmann

D-Index & Metrics

Chemistry

D-Index
57
Citations
9980
World Ranking
11265
National Ranking
3064

Ralph Hirschmann 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 Ralph Hirschmann 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: 188 publications — 28th percentile

28% of scientists in this discipline score the same or lower.

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

Ralph Hirschmann 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 Ralph Hirschmann 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: 57 D-Index — 39th percentile

39% of scientists in this discipline score the same or lower.

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

Overview

Ralph Hirschmann was affiliated with the University of Pennsylvania in the United States. Throughout their career, they contributed to the academic community primarily through their work associated with this institution.

The available data does not provide specific details regarding their research publications, co-authors, or main fields and subfields of study. Additionally, there are no records of recent papers, book publications, or awards connected to their name.

While detailed information about their specific research topics or areas of expertise is not documented here, Hirschmann's academic profile is linked to a recognized university, indicating engagement with higher education and scholarly work.

Ralph Hirschmann is deceased. The data provided does not specify the year or circumstances of their passing.

Best Publications

  • A new class of angiotensin-converting enzyme inhibitors

    Patchett Aa;Harris E;Tristram Ew;Wyvratt Mj

  • A potent cyclic hexapeptide analogue of somatostatin

    Veber Df;Freidlinger Rm;Perlow Ds;Paleveda Wj

  • Peptide synthesis catalyzed by an antibody containing a binding site for variable amino acids

    Ralph Hirschmann;Amos B. Smith;Carol M. Taylor;Patricia A. Benkovic

  • Acetamidomethyl. A Novel Thiol Protecting Group for Cysteine

    Daniel Veber;John Milkowski;Sandor Varga;Robert Denkewalter

  • Nonpeptidal peptidomimetics with a β-D-glucose scaffolding. A partial somatostatin agonist bearing a close structural relationship to a potent, selective substance P antagonist

    R. Hirschmann;K. C. Nicolaou;S. Pietranico;J. Salvino

  • De novo design and synthesis of somatostatin non-peptide peptidomimetics utilizing beta-D-glucose as a novel scaffolding

    Ralph Hirschmann;K. C. Nicolaou;Sherrie Pietranico;Ellen M. Leahy

  • Medicinal Chemistry in the Golden Age of Biology: Lessons from Steroid and Peptide Research

    Ralph Hirschmann

  • Conformationally restricted bicyclic analogs of somatostatin.

    Daniel F. Veber;Frederick W. Holly;William J. Paleveda;Ruth F. Nutt

  • Design, synthesis, and crystal structure of a pyrrolinone-based peptidomimetic possessing the conformation of a .beta.-strand: potential application to the design of novel inhibitors of proteolytic enzymes

    Amos B. Smith;Terence P. Keenan;Ryan C. Holcomb;Paul A. Sprengeler

  • Studies on the total synthesis of an enzyme. V. The preparation of enzymatically active material.

    Ralph Hirschmann;Ruth F. Nutt;Daniel F. Veber;Ronald A. Vitali

  • De Novo Design, Synthesis, and X-ray Crystal Structures of Pyrrolinone-Based .beta.-Strand Peptidomimetics

    Amos B. Smith;Mark C. Guzman;Paul A. Sprengeler;Terence P. Keenan

  • Modulation of receptor and receptor subtype affinities using diastereomeric and enantiomeric monosaccharide scaffolds as a means to structural and biological diversity. A new route to ether synthesis.

    R. Hirschmann;J. Hynes;. M. A. Cichy-Knight;R. D. Van Rijn

  • The Controlled Synthesis of Peptides in Aqueous Medium. I. The Use of α-Amino Acid N-Carboxyanhydrides

    Robert G. Denkewalter;H. Schwam;R. G. Strachan;Thomas E. Beesley

  • The controlled synthesis of peptides in aqueous medium. 3. Use of Leuchs' anhydrides in the synthesis of dipeptides. Mechanism and control of side reactions.

    R Hirschmann;R G Strachan;H Schwam;E F Schoenewaldt

  • Controlled synthesis of peptides in aqueous medium. VIII. Preparation and use of novel .alpha.-amino acid N-carboxyanhydrides

    Ralph Hirschmann;Harvey Schwam;R. G. Strachan;E. F. Schoenewaldt

  • Pyrrolinone-Based Peptidomimetics: “Let the Enzyme or Receptor be the Judge”

    Amos B. Smith;Adam K. Charnley;Ralph Hirschmann

  • The first design and synthesis of a steroidal peptidomimetic. The potential value of peptidomimetics in elucidating the bioactive conformation of peptide ligands

    Ralph Hirschmann;Paul A. Sprengeler;Tomomi Kawasaki;James W. Leahy

  • Inferences about the conformation of somatostatin at a biologic receptor based on NMR studies

    Byron H. Arison;Ralph Hirschmann;Daniel F. Veber

  • Heterocyclic analogues of the antihypertensive beta-adrenergic blocking agent (S)-2-[3-(ter-butylamino)-2-hydroxypropoxy]-3-cyanopyridine.

    John J. Baldwin;Edward L. Engelhardt;Ralph Hirschmann;Gerald S. Ponticello

  • Peptide bond formation via catalytic antibodies: Synthesis of a novel phosphonate diester hapten

    Amos B. Smith;Amos B. Smith;Carol M. Taylor;Carol M. Taylor;Stephen J. Benkovic;Stephen J. Benkovic;Ralph Hirschmann;Ralph Hirschmann

Frequent Co-Authors

Amos B. Smith
Amos B. Smith University of Pennsylvania
Daniel F. Veber
Daniel F. Veber GlaxoSmithKline (United Kingdom)
Byron H. Arison
Byron H. Arison MSD (United States)
Adrian S. Ray
Adrian S. Ray Yale University
Choung U. Kim
Choung U. Kim Bristol-Myers Squibb (Germany)
Patrick J. Carroll
Patrick J. Carroll University of Pennsylvania
K. C. Nicolaou
K. C. Nicolaou Rice University
Margaret A. Cascieri
Margaret A. Cascieri MSD (United States)
Stephen J. Benkovic
Stephen J. Benkovic Pennsylvania State University
Barry S. Cooperman
Barry S. Cooperman University of Pennsylvania

External Links

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Related Online Degrees & Career Pathways

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Exploring these pathways alongside your chemistry degree can help tailor your education to align with your professional ambitions and financial considerations, ensuring a well-rounded and rewarding career.

Best Scientists Citing Ralph Hirschmann

Fernando Albericio

Fernando Albericio

University of KwaZulu-Natal

Publications: 17

Paweł Kafarski

Paweł Kafarski

Wrocław University of Science and Technology

Publications: 15

Amos B. Smith

Amos B. Smith

University of Pennsylvania

Publications: 14

K. C. Nicolaou

K. C. Nicolaou

Rice University

Publications: 14

James P. Tam

James P. Tam

Nanyang Technological University

Publications: 13

Horst Kessler

Horst Kessler

Technical University of Munich

Publications: 12

Phillip Dan Cook

Phillip Dan Cook

Ionis Pharmaceuticals (United States)

Publications: 12

Andrew D. Hamilton

Andrew D. Hamilton

New York University

Publications: 12

Garland R. Marshall

Garland R. Marshall

Washington University in St. Louis

Publications: 12

Victor J. Hruby

Victor J. Hruby

University of Arizona

Publications: 12

Akira Otaka

Akira Otaka

University of Tokushima

Publications: 11

Nobutaka Fujii

Nobutaka Fujii

Kyoto University

Publications: 11

Muthiah Manoharan

Muthiah Manoharan

Alnylam Pharmaceuticals (United States)

Publications: 11

Guigen Li

Guigen Li

Texas Tech University

Publications: 10

Michael Chorev

Michael Chorev

Harvard University

Publications: 9

Hirokazu Tamamura

Hirokazu Tamamura

Tokyo Medical and Dental University

Publications: 9

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