Stephen G. Spanton

2.6k total citations · 2 hit papers
33 papers, 2.0k citations indexed

About

Stephen G. Spanton is a scholar working on Organic Chemistry, Molecular Biology and Spectroscopy. According to data from OpenAlex, Stephen G. Spanton has authored 33 papers receiving a total of 2.0k indexed citations (citations by other indexed papers that have themselves been cited), including 14 papers in Organic Chemistry, 12 papers in Molecular Biology and 11 papers in Spectroscopy. Recurrent topics in Stephen G. Spanton's work include Analytical Chemistry and Chromatography (9 papers), HIV/AIDS drug development and treatment (6 papers) and Click Chemistry and Applications (4 papers). Stephen G. Spanton is often cited by papers focused on Analytical Chemistry and Chromatography (9 papers), HIV/AIDS drug development and treatment (6 papers) and Click Chemistry and Applications (4 papers). Stephen G. Spanton collaborates with scholars based in United States, United Kingdom and Malaysia. Stephen G. Spanton's co-authors include Rodger F. Henry, Walter Dziki, John F. Bauer, J. Quick, John B. Morris, W.W. Porter, Daniel W. Norbeck, Glenn D. Prestwich, D. Riley and Phil J. Bauer and has published in prestigious journals such as Science, Journal of the American Chemical Society and Analytical Chemistry.

In The Last Decade

Stephen G. Spanton

32 papers receiving 1.9k citations

Hit Papers

align trajectories

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.

Ritonavir: An Extraordinary Example of Conformational Polymorphism

2001 801 citations John F. Bauer, Stephen G. Spanton et al. Pharmaceutical Research profile →
Dealing with the Impact of Ritonavir Polymorphs on the Late Stages of Bulk Drug Process Development

2000 506 citations John F. Bauer, John B. Morris et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Stephen G. Spanton United States	17	928	585	541	442	429	33	2.0k
Sudha Rani Vippagunta United States	11	595 0.6×	294 0.5×	258 0.5×	280 0.6×	246 0.6×	13	1.6k
John F. Bauer United Kingdom	12	954 1.0×	593 1.0×	225 0.4×	210 0.5×	391 0.9×	21	1.5k
Rodger F. Henry United States	31	1.6k 1.7×	1.2k 2.0×	1.2k 2.3×	600 1.4×	528 1.2×	92	3.4k
Jeffrey D. Evanseck United States	27	469 0.5×	517 0.9×	1.4k 2.6×	860 1.9×	447 1.0×	60	2.8k
J. Quick United States	8	937 1.0×	591 1.0×	214 0.4×	176 0.4×	340 0.8×	8	1.4k
W.W. Porter United States	5	907 1.0×	583 1.0×	228 0.4×	179 0.4×	319 0.7×	6	1.4k
Georges Dive Belgium	27	341 0.4×	185 0.3×	882 1.6×	865 2.0×	313 0.7×	112	2.7k
Walter Dziki United Kingdom	6	934 1.0×	586 1.0×	212 0.4×	171 0.4×	337 0.8×	7	1.4k
Gertraud Koellner Germany	19	300 0.3×	280 0.5×	310 0.6×	808 1.8×	211 0.5×	30	1.5k
William L. Duax United States	34	697 0.8×	251 0.4×	715 1.3×	2.2k 4.9×	584 1.4×	217	4.1k

Countries citing papers authored by Stephen G. Spanton

Since Specialization

Citations

This map shows the geographic impact of Stephen G. Spanton'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 Stephen G. Spanton with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Stephen G. Spanton more than expected).

Fields of papers citing papers by Stephen G. Spanton

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Stephen G. Spanton. 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 Stephen G. Spanton. The network helps show where Stephen G. Spanton may publish in the future.

Co-authorship network of co-authors of Stephen G. Spanton

This figure shows the co-authorship network connecting the top 25 collaborators of Stephen G. Spanton. A scholar is included among the top collaborators of Stephen G. Spanton 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 Stephen G. Spanton. Stephen G. Spanton is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Koeniger, Stormy L., Nari Talaty, Yanping Luo, et al.. (2011). A quantitation method for mass spectrometry imaging. Rapid Communications in Mass Spectrometry. 25(4). 503–510. 77 indexed citations

Hochlowski, Jill E., Philip A. Searle, Noah P. Tu, et al.. (2011). An Integrated Synthesis-Purification System to Accelerate the Generation of Compounds in Pharmaceutical Discovery. Journal of Flow Chemistry. 1(2). 56–61. 29 indexed citations

Hochlowski, Jill E., Jeffrey Y. Pan, Philip A. Searle, Wayne R. Buck, & Stephen G. Spanton. (2009). Purification of drugs from biological fluids by counter-current chromatography. Journal of Chromatography A. 1216(34). 6162–6169. 5 indexed citations

Spanton, Stephen G. & David N. Whittern. (2009). The development of an NMR chemical shift prediction application with the accuracy necessary to grade proton NMR spectra for identity. Magnetic Resonance in Chemistry. 47(12). 1055–1061. 16 indexed citations

Bauer, John F., et al.. (2006). Identification, Preparation, and Characterization of Several Polymorphs and Solvates of Terazosin Hydrochloride. Journal of Pharmaceutical Sciences. 95(4). 917–928. 15 indexed citations

Bauer, John F., Stephen G. Spanton, Rodger F. Henry, et al.. (2001). Ritonavir: An Extraordinary Example of Conformational Polymorphism. Pharmaceutical Research. 18(6). 859–866. 801 indexed citations breakdown →

Hochlowski, Jill E., et al.. (1993). 5-N-Acetylardeemin, a novel heterocyclic compound which reverses multiple drug resistance in tumor cells. II. Isolation and elucidation of the structure of 5-N-acetylardeemin and two congeners.. The Journal of Antibiotics. 46(3). 380–386. 88 indexed citations

Spanton, Stephen G., et al.. (1993). Determination of 2-chloro-4,5-difluorobenzoic acid and related impurities by liquid chromatography. Analytica Chimica Acta. 280(1). 85–92. 1 indexed citations

Chu, Daniel I., et al.. (1993). Convenient access to 2-pyridylindole cytotoxic anticancer agents. Tetrahedron Letters. 34(20). 3259–3262. 1 indexed citations

10.

Donaldson, William A., R.G. Craig, & Stephen G. Spanton. (1992). Diastereoselective alkylation of tricarbonyl(methyl 3,5-hexadienoate)iron. Tetrahedron Letters. 33(28). 3967–3968. 11 indexed citations

11.

Kempf, Dale J., Thomas J. Sowin, Elizabeth M. Doherty, et al.. (1992). Stereocontrolled synthesis of C2-symmetric and pseudo-C2-symmetric diamino alcohols and diols for use in HIV protease inhibitors. The Journal of Organic Chemistry. 57(21). 5692–5700. 74 indexed citations

12.

Baker, William R., et al.. (1992). Synthesis and Structure Determination of (3S, 5S)-2,3,5,6-Tetrahydro-3,5-dialkyl-N-(tert-butyloxycarbonyl)-4H-1,4-oxazine-2-ones. Tetrahedron Letters. 33(12). 1573–1576. 9 indexed citations

13.

Sham, Hing L., Norman E. Wideburg, Stephen G. Spanton, et al.. (1991). ChemInform Abstract: Synthesis of (2S,5S,4R)‐2,5‐Diamino‐3,3‐difluoro‐1,6‐diphenylhydroxyhexane: The Core Unit of a Potent HIV Proteinase Inhibitor.. ChemInform. 22(22). 1 indexed citations

14.

Zydowsky, Thomas M., et al.. (1991). ChemInform Abstract: Stereoselective Synthesis of α‐Alkyl α‐Amino Acids. Alkylation of 3‐Substituted 5H,10bH‐Oxazolo(3,2‐c)(1,3)benzoxazine‐2( 3H),5‐diones.. ChemInform. 22(6).

15.

Zydowsky, Thomas M., et al.. (1990). Stereoselective synthesis of .alpha.-alkyl .alpha.-amino acids. Alkylation of 3-substituted 5H,10bH-oxazolo[3,2-c][1,3]benzoxazine-2(3H),5-diones. The Journal of Organic Chemistry. 55(20). 5437–5439. 29 indexed citations

16.

Norbeck, Daniel W., Stephen G. Spanton, Hiroaki Mitsuya, & S Broder. (1990). ChemInform Abstract: (.+‐.)‐Dioxolane‐T: A New 2′,3′‐Dideoxynucleoside Prototype with in vitro Activity Against HIV.. ChemInform. 21(25). 6 indexed citations

17.

Rosenberg, Saul H., Keith W. Woods, Hollis D. Kleinert, et al.. (1989). Azido glycols: potent, low molecular weight renin inhibitors containing an unusual post scissile site residue. Journal of Medicinal Chemistry. 32(6). 1371–1378. 14 indexed citations

18.

Spanton, Stephen G., et al.. (1984). Determination of fortimicin A and 3-O-demethylfortimicin A as 3,5-dinitrobenzoyl derivatives by reverse-phase high-performance liquid chromatography. Analytical Chemistry. 56(11). 1786–1790. 16 indexed citations

19.

McAlpine, James B., et al.. (1984). Spenolimycin, a new spectinomycin-type antibiotic. II. Isolation and structure determination.. The Journal of Antibiotics. 37(12). 1519–1524. 4 indexed citations

20.

Spanton, Stephen G., et al.. (1982). Analysis of o‐phenylenediamine by high performance liquid chromatography with electrochemical detection. Journal of High Resolution Chromatography. 5(11). 628–629. 4 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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