G. E. HARDTMANN

1.4k total citations · 1 hit paper
41 papers, 1.0k citations indexed

About

G. E. HARDTMANN is a scholar working on Organic Chemistry, Molecular Biology and Pharmacology. According to data from OpenAlex, G. E. HARDTMANN has authored 41 papers receiving a total of 1.0k indexed citations (citations by other indexed papers that have themselves been cited), including 38 papers in Organic Chemistry, 12 papers in Molecular Biology and 5 papers in Pharmacology. Recurrent topics in G. E. HARDTMANN's work include Synthesis and Reactions of Organic Compounds (13 papers), Synthesis and Characterization of Heterocyclic Compounds (10 papers) and Synthesis of heterocyclic compounds (8 papers). G. E. HARDTMANN is often cited by papers focused on Synthesis and Reactions of Organic Compounds (13 papers), Synthesis and Characterization of Heterocyclic Compounds (10 papers) and Synthesis of heterocyclic compounds (8 papers). G. E. HARDTMANN collaborates with scholars based in Japan and Switzerland. G. E. HARDTMANN's co-authors include Oljan Repič, Kapa Prasad, Michael J. Shapiro, Gary M. Coppola, Kau-Ming Chen, Edwin Vedējs, Hans Muxfeldt, Karl Gunderson, John H. Gogerty and Robert V. Coombs and has published in prestigious journals such as Journal of the American Chemical Society, Journal of Medicinal Chemistry and The Journal of Organic Chemistry.

In The Last Decade

G. E. HARDTMANN

40 papers receiving 898 citations

Hit Papers

1,3- diastereoselective reduction of β-hydroxyketones uti... 1987 2026 2000 2013 1987 100 200 300
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. 1,3- diastereoselective reduction of β-hydroxyketones utilizing alkoxydialkylboranes
    1987 368 citations Kau-Ming Chen, G. E. HARDTMANN et al. Tetrahedron Letters profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
G. E. HARDTMANN Japan 15 859 366 215 126 59 41 1.0k
Mary A. Blanchette United States 5 899 1.0× 394 1.1× 182 0.8× 170 1.3× 49 0.8× 5 1.1k
P. F. SCHUDA United States 16 641 0.7× 244 0.7× 93 0.4× 99 0.8× 56 0.9× 27 815
V. VanRheenen United States 4 780 0.9× 358 1.0× 157 0.7× 104 0.8× 50 0.8× 5 1000
Robert Lett France 18 673 0.8× 191 0.5× 148 0.7× 66 0.5× 81 1.4× 37 835
F. GUIBE France 11 908 1.1× 437 1.2× 108 0.5× 91 0.7× 148 2.5× 23 1.1k
Ronald B. Gammill United States 17 686 0.8× 201 0.5× 193 0.9× 44 0.3× 40 0.7× 49 862
Ange Pancrazi France 18 1.1k 1.3× 318 0.9× 166 0.8× 156 1.2× 74 1.3× 86 1.2k
Pilar M. Fresneda Spain 24 1.3k 1.5× 597 1.6× 122 0.6× 134 1.1× 43 0.7× 64 1.5k
Hidetsura Cho Japan 16 971 1.1× 376 1.0× 105 0.5× 73 0.6× 93 1.6× 54 1.2k
Michael G. Yang United States 18 928 1.1× 312 0.9× 138 0.6× 136 1.1× 71 1.2× 32 1.1k

Countries citing papers authored by G. E. HARDTMANN

Since Specialization
Citations

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

Fields of papers citing papers by G. E. HARDTMANN

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of G. E. HARDTMANN

This figure shows the co-authorship network connecting the top 25 collaborators of G. E. HARDTMANN. A scholar is included among the top collaborators of G. E. HARDTMANN 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 G. E. HARDTMANN. G. E. HARDTMANN 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.
Estermann, Heinrich, et al.. (1990). Enzyme-catalyzed asymmetrization of bis(hydroxymethyl)-tetrahydrofurans. Tetrahedron Letters. 31(4). 445–448. 23 indexed citations
2.
Chen, Kau-Ming, Karl Gunderson, G. E. HARDTMANN, et al.. (1987). A Novel Method for the In situ Generation of Alkoxydialkylboranes and Their Use in the Selective Preparation of 1,3-syn Diols. Chemistry Letters. 16(10). 1923–1926. 88 indexed citations
3.
Coppola, Gary M., James D. Fraser, G. E. HARDTMANN, & Michael J. Shapiro. (1985). The chemistry of 3‐azaisotoic anhydrides. Synthesis and reactions of polyaza heterocycles. Journal of Heterocyclic Chemistry. 22(1). 193–206. 16 indexed citations
4.
Coppola, Gary M., et al.. (1982). Synthesis and reactions of 2H‐Benzothieno[3,2‐d][1,3]oxazine‐2,4(1H)‐dione. Journal of Heterocyclic Chemistry. 19(4). 717–720. 4 indexed citations
5.
Coppola, Gary M., et al.. (1981). Transformations in the dibenzo[a,d]cycloheptene series. Journal of Heterocyclic Chemistry. 18(1). 31–35. 3 indexed citations
6.
Coppola, Gary M., Robert E. Damon, & G. E. HARDTMANN. (1981). 4-Hydroxy-2-quinolinone-3-carboxylic Acids. Synthesis. 1981(5). 391–392. 6 indexed citations
7.
Coppola, Gary M., et al.. (1980). Pyrimidones. 2. Synthesis and reactions of 2‐chloropyrimidines. Journal of Heterocyclic Chemistry. 17(7). 1479–1482. 6 indexed citations
8.
Coppola, Gary M., et al.. (1979). Pyrimidones 1. Synthesis of some 1‐substituted‐5‐aryl‐ and (4,5‐diaryl)‐2(1H)pyrimidones. Journal of Heterocyclic Chemistry. 16(3). 545–554. 3 indexed citations
9.
Muxfeldt, Hans, et al.. (1979). ChemInform Abstract: TETRACYCLINES. 9. TOTAL SYNTHESIS OF DL‐TERRAMYCIN. Chemischer Informationsdienst. 10(19). 9 indexed citations
10.
Muxfeldt, Hans, et al.. (1979). Tetracyclines. 9. Total synthesis of dl-terramycin. Journal of the American Chemical Society. 101(3). 689–701. 38 indexed citations
11.
Coppola, Gary M. & G. E. HARDTMANN. (1979). The chemistry of 2H‐3,1‐benzoxazine‐2,4‐(1H)dione (isatoic anhydride) 5. Synthesis of the [1]benzopyrano[3,2‐c]quinoline ring system. Journal of Heterocyclic Chemistry. 16(4). 829–830. 6 indexed citations
12.
Coppola, Gary M. & G. E. HARDTMANN. (1979). Fused indoles. 2. Synthesis and reactions of imidazo[1,2‐a]‐ and pyrimido[1,2‐a]‐indoles. Journal of Heterocyclic Chemistry. 16(4). 769–772. 9 indexed citations
13.
Coppola, Gary M. & G. E. HARDTMANN. (1977). Fused indoles. 1. Synthesis of the 1,9‐dihydrothiazino[3,4‐b] indole ring system. Journal of Heterocyclic Chemistry. 14(6). 1117–1118. 11 indexed citations
14.
Coppola, Gary M., et al.. (1976). ChemInform Abstract: NOVEL REACTION OF 5H‐DIBENZO(A,D)CYCLOHEPTEN‐5‐ONE WITH HYDRAZINE. Chemischer Informationsdienst. 7(1). 3 indexed citations
15.
Coppola, Gary M., et al.. (1976). Chemistry of 2H-3,1-benzoxazine-2,4-(1H)-dione (isatoic anhydride). 2. Reactions with thiopseudoureas and carbanions. The Journal of Organic Chemistry. 41(5). 825–831. 55 indexed citations
16.
17.
Coombs, Robert V. & G. E. HARDTMANN. (1970). 2-tert-Butylaminobenzophenones and benzaldehydes [from isoxazolines]. The Journal of Organic Chemistry. 35(7). 2440–2441. 6 indexed citations
18.
HARDTMANN, G. E., et al.. (1969). Synthesis of 9,13b-dihydroisoindolo[2,1-d][1,4]benzodiazepin-6-one. The Journal of Organic Chemistry. 34(8). 2244–2248. 2 indexed citations
19.
Muxfeldt, Hans, et al.. (1968). Tetracyclines. VII. Total synthesis of dl-terramycin. Journal of the American Chemical Society. 90(23). 6534–6536. 37 indexed citations
20.
HARDTMANN, G. E., et al.. (1968). Tetrahydroisoquino [2,1-d][1,4]benzodiazepines. Synthesis and Neuropharmacological Activity. Journal of Medicinal Chemistry. 11(4). 777–787. 15 indexed citations

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