Fillmore Freeman

3.7k total citations · 1 hit paper
126 papers, 3.0k citations indexed

About

Fillmore Freeman is a scholar working on Organic Chemistry, Physical and Theoretical Chemistry and Spectroscopy. According to data from OpenAlex, Fillmore Freeman has authored 126 papers receiving a total of 3.0k indexed citations (citations by other indexed papers that have themselves been cited), including 109 papers in Organic Chemistry, 21 papers in Physical and Theoretical Chemistry and 16 papers in Spectroscopy. Recurrent topics in Fillmore Freeman's work include Inorganic and Organometallic Chemistry (27 papers), Organic Chemistry Cycloaddition Reactions (26 papers) and Sulfur-Based Synthesis Techniques (21 papers). Fillmore Freeman is often cited by papers focused on Inorganic and Organometallic Chemistry (27 papers), Organic Chemistry Cycloaddition Reactions (26 papers) and Sulfur-Based Synthesis Techniques (21 papers). Fillmore Freeman collaborates with scholars based in United States, Russia and Hungary. Fillmore Freeman's co-authors include Y Kodera, Darrick S. H. L. Kim, Warren J. Hehre, Kirk Robarge, Henry N. Po, Eloy Rodrı́guez, Bagrat А. Shainyan, Tom J. Maricich, Joseph W. Ziller and Marc Kasner and has published in prestigious journals such as Chemical Reviews, Journal of the American Chemical Society and The Journal of Physical Chemistry B.

In The Last Decade

Fillmore Freeman

124 papers receiving 2.8k citations

Hit Papers

Properties and reactions ... 1980 2026 1995 2010 1980 50 100 150 200 250
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Properties and reactions of ylidenemalononitriles
    1980 298 citations Fillmore Freeman Chemical Reviews profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author Last Decade Papers Cites
Fillmore Freeman 2.2k 482 354 350 315 126 3.0k
Hamish McNab 2.2k 1.0× 549 1.1× 280 0.8× 256 0.7× 385 1.2× 236 3.2k
Henning Lund 1.7k 0.8× 312 0.6× 180 0.5× 233 0.7× 480 1.5× 202 3.2k
Hans Musso 1.8k 0.9× 647 1.3× 347 1.0× 553 1.6× 376 1.2× 203 2.9k
Lloyd M. Jackman 1.3k 0.6× 490 1.0× 337 1.0× 279 0.8× 195 0.6× 93 2.1k
Christian Rømming 1.2k 0.5× 289 0.6× 467 1.3× 211 0.6× 212 0.7× 163 2.0k
Lennart Eberson 3.3k 1.5× 448 0.9× 526 1.5× 437 1.2× 1.0k 3.2× 336 5.1k
John F. Malone 2.3k 1.0× 1.0k 2.2× 668 1.9× 609 1.7× 419 1.3× 147 3.6k
Peter Yates 2.0k 0.9× 431 0.9× 191 0.5× 207 0.6× 317 1.0× 223 2.7k
Yehuda Mazur 1.3k 0.6× 993 2.1× 137 0.4× 419 1.2× 280 0.9× 164 3.2k
Michel Chanon 1.6k 0.8× 394 0.8× 282 0.8× 285 0.8× 374 1.2× 165 2.5k

Countries citing papers authored by Fillmore Freeman

Since Specialization
Citations

This map shows the geographic impact of Fillmore Freeman's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Fillmore Freeman with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Fillmore Freeman more than expected).

Fields of papers citing papers by Fillmore Freeman

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Fillmore Freeman. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Fillmore Freeman. The network helps show where Fillmore Freeman may publish in the future.

Co-authorship network of co-authors of Fillmore Freeman

This figure shows the co-authorship network connecting the top 25 collaborators of Fillmore Freeman. A scholar is included among the top collaborators of Fillmore Freeman based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Fillmore Freeman. Fillmore Freeman is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
2.
Freeman, Fillmore, et al.. (2003). A computational study of conformational interconversions in 1,4‐dithiacyclohexane (1,4‐dithiane). Journal of Computational Chemistry. 24(8). 909–919. 16 indexed citations
3.
Freeman, Fillmore, et al.. (1999). Molecular orbital study of the conformational energies (−ΔG° orA values) of 2-alkyltetrahydro-2H-thiopyrans (tetrahydrothiopyrans, thiacyclohexanes, thianes). Journal of Physical Organic Chemistry. 12(3). 176–186. 34 indexed citations
4.
Wiberg, Kenneth B. & Fillmore Freeman. (1999). Kinetics of the Base-Catalyzed Permanganate Oxidation of Benzaldehyde. The Journal of Organic Chemistry. 65(2). 573–576. 17 indexed citations
5.
Freeman, Fillmore, et al.. (1998). Ab initio molecular orbital study of the conformational energies (??G� orA values) of 4-alkyltetrahydro-2H-thiopyrans (tetrahydrothiopyrans, thiacyclohexanes, thianes). Journal of Physical Organic Chemistry. 11(11). 831–839. 36 indexed citations
6.
Freeman, Fillmore & Y Kodera. (1997). Rebuttal on Garlic Chemistry:  Stability of S-(2-Propenyl) 2-Propene-1-sulfinothioate (Allicin) in Blood, Solvents, and Simulated Physiological Fluids. Journal of Agricultural and Food Chemistry. 45(9). 3709–3710. 2 indexed citations
7.
Kim, Darrick S. H. L. & Fillmore Freeman. (1997). Enethiol assisted [3,4] and [3,5] sigmatropic rearrangements during thionation of 2,3-diaroylbicyclo[2.2.1]hepta-5-enes with boron sulfide. Tetrahedron Letters. 38(5). 799–802. 2 indexed citations
8.
Freeman, Fillmore, et al.. (1997). Synthesis of Highly Functionalized 1,3-Oxazoles. Synthesis. 1997(8). 861–862. 15 indexed citations
9.
Freeman, Fillmore, et al.. (1994). 1-Thia-Cope Rearrangements during the Thionation of 2-endo-3-endo-Bis(aroyl)bicyclo[2.2.1]hept-5-enes. The Journal of Organic Chemistry. 59(13). 3695–3698. 20 indexed citations
10.
Freeman, Fillmore & Darrick S. H. L. Kim. (1991). Reaction of aminopropanedinitrile 4-methylbenzenesulfonate [aminomalononitrile p-toluenesulfonate (tosylate)] with aromatic aldehydes. The Journal of Organic Chemistry. 56(2). 657–663. 20 indexed citations
11.
Freeman, Fillmore & Kirk Robarge. (1989). Stereoselectivity in electrophile-mediated intramolecular cyclizations of hept-2-enitols. The Journal of Organic Chemistry. 54(2). 346–359. 18 indexed citations
12.
Freeman, Fillmore, et al.. (1987). Permanganate ion oxidations. 18. Kinetics and mechanism of the oxidation of (E)-3-(2-pyridinyl)-, (E)-3-(3-pyridinyl)-, and (E)-3-(4-pyridinyl)-2-propenoates. The Journal of Organic Chemistry. 52(8). 1460–1464. 27 indexed citations
13.
14.
Freeman, Fillmore & Kirk Robarge. (1986). Epimerization at C-2 during the Wittig reaction of 2,3,5-tri-O-benzyl-d-ribose and methylidenetriphenylphosphorane. Carbohydrate Research. 154(1). 270–274. 22 indexed citations
15.
Freeman, Fillmore, et al.. (1985). Sulfinyl, α-Sulfinyl, Sulfonyl, and α-Sulfonyl Radicals. Sulfur Reports. 4(7). 231–298. 24 indexed citations
16.
Freeman, Fillmore, et al.. (1982). Carbon-13 nuclear magnetic resonance study of the conformations of disulfides and their oxide derivatives. The Journal of Organic Chemistry. 47(22). 4194–4200. 22 indexed citations
17.
Freeman, Fillmore, et al.. (1976). Permanganate ion oxidations. Biochimica et Biophysica Acta (BBA) - Nucleic Acids and Protein Synthesis. 447(2). 238–245. 20 indexed citations
18.
Freeman, Fillmore, et al.. (1970). Chromyl chloride oxidations. V. Kinetics and mechanism of the electrophilic addition to alkenes. Journal of the American Chemical Society. 92(15). 4621–4626. 16 indexed citations
19.
Freeman, Fillmore. (1969). Chemistry of malononitrile. Chemical Reviews. 69(5). 591–624. 175 indexed citations
20.
Hart, Harold & Fillmore Freeman. (1963). Further Hydrolytic Studies on Tetracyanocyclopropanes1. The Journal of Organic Chemistry. 28(8). 2063–2065. 2 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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