David Alker

692 total citations · 1 hit paper
26 papers, 599 citations indexed

About

David Alker is a scholar working on Organic Chemistry, Molecular Biology and Pharmacology. According to data from OpenAlex, David Alker has authored 26 papers receiving a total of 599 indexed citations (citations by other indexed papers that have themselves been cited), including 25 papers in Organic Chemistry, 9 papers in Molecular Biology and 3 papers in Pharmacology. Recurrent topics in David Alker's work include Carbohydrate Chemistry and Synthesis (7 papers), Asymmetric Synthesis and Catalysis (4 papers) and Chemical Reaction Mechanisms (4 papers). David Alker is often cited by papers focused on Carbohydrate Chemistry and Synthesis (7 papers), Asymmetric Synthesis and Catalysis (4 papers) and Chemical Reaction Mechanisms (4 papers). David Alker collaborates with scholars based in United Kingdom and United States. David Alker's co-authors include Peter R. Ashton, J. Fraser Stoddart, Rainer Königer, Laurence M. Harwood, Simon F. Campbell, Peter E. Cross, Roger A. Burges, Andrew McGregor, Donald G. Gardiner and Kevin Doyle 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

David Alker

26 papers receiving 555 citations

Hit Papers

Amino Acid Derivatives of β-Cyclodextrin 1996 2026 2006 2016 1996 50 100 150 200
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. Amino Acid Derivatives of β-Cyclodextrin
    1996 245 citations Peter R. Ashton, Rainer Königer et al. The Journal of Organic Chemistry profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
David Alker United Kingdom 12 394 254 86 65 54 26 599
Mark A. Lyster United States 9 683 1.7× 276 1.1× 62 0.7× 61 0.9× 69 1.3× 11 905
Teiichi Murakami Japan 16 334 0.8× 315 1.2× 46 0.5× 33 0.5× 35 0.6× 31 516
Mladen Ladika United States 11 333 0.8× 151 0.6× 74 0.9× 30 0.5× 79 1.5× 33 515
Kazuhito Hioki Japan 16 636 1.6× 407 1.6× 60 0.7× 26 0.4× 54 1.0× 50 861
Shinji Nara Japan 14 470 1.2× 149 0.6× 41 0.5× 24 0.4× 87 1.6× 28 659
Daniel Beaupère France 17 663 1.7× 407 1.6× 39 0.5× 47 0.7× 79 1.5× 77 853
Richard J. Corcoran United States 8 285 0.7× 216 0.9× 121 1.4× 78 1.2× 63 1.2× 12 516
Robert E. Harmon United States 13 477 1.2× 154 0.6× 39 0.5× 34 0.5× 51 0.9× 68 665
Ronald G. Brisbois United States 9 689 1.7× 180 0.7× 26 0.3× 33 0.5× 92 1.7× 17 906
Clara Uriel Spain 17 739 1.9× 579 2.3× 51 0.6× 77 1.2× 116 2.1× 59 911

Countries citing papers authored by David Alker

Since Specialization
Citations

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

Fields of papers citing papers by David Alker

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by David Alker. 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 David Alker. The network helps show where David Alker may publish in the future.

Co-authorship network of co-authors of David Alker

This figure shows the co-authorship network connecting the top 25 collaborators of David Alker. A scholar is included among the top collaborators of David Alker 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 David Alker. David Alker 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.
Alker, David, et al.. (1997). Carbamate derived stable precursors for generating chiral azomethine ylids under mild conditions. Tetrahedron. 53(37). 12671–12678. 12 indexed citations
3.
Ashton, Peter R., et al.. (1996). Amino Acid Derivatives of β-Cyclodextrin. The Journal of Organic Chemistry. 61(3). 903–908. 245 indexed citations breakdown →
4.
Cox, Paul, Andrew M. Griffin, Nicholas J. Newcombe, et al.. (1994). Chemistry of the herbicidins. Reactivity of silyl enol ethers derived from simple and carbohydrate-based tetrahydropyrans. Journal of the Chemical Society Perkin Transactions 1. 1443–1443. 7 indexed citations
5.
Alker, David, Peter R. Ashton, Rainer Königer, et al.. (1994). Per-6-bromo-per-2,3-dimethyl-β-cyclodextrin. Tetrahedron Letters. 35(48). 9091–9094. 13 indexed citations
6.
Newcombe, Nicholas J., Mary F. Mahon, Kieran C. Molloy, David Alker, & Timothy Gallagher. (1993). Carbohydrate-based enolates as heterocyclic building blocks. Synthesis of the herbicidin glycoside. Journal of the American Chemical Society. 115(14). 6430–6431. 30 indexed citations
7.
Jones, David, et al.. (1992). Simple Large-Scale Synthesis of Methyl 2,3:4,6- Di-0-Benzylidene-α-D-Mannopyranoside. Synthetic Communications. 22(12). 1687–1690. 1 indexed citations
8.
Alker, David, et al.. (1992). General synthesis of homochiral trisubstituted γ-butyrolactones. Journal of the Chemical Society Perkin Transactions 1. 1119–1126. 5 indexed citations
9.
Alker, David, Roger A. Burges, Simon F. Campbell, et al.. (1992). Long-acting dihydropyridine calcium antagonists. Part 8. A comparison of the pharmacological and pharmacokinetic properties of amlodipine with its carba and thio-bioisosteres. Journal of the Chemical Society Perkin Transactions 2. 1137–1137. 10 indexed citations
10.
Alker, David, et al.. (1991). Long-acting dihydropyridine calcium antagonists. 7. Compounds containing unsaturation in the 2-substituent on the 1,4-dihydropyridine ring. European Journal of Medicinal Chemistry. 26(6). 619–624. 5 indexed citations
11.
12.
Alker, David, et al.. (1991). Long-acting dihydropyridine calcium antagonists. 9. Structure activity relationships around amlodipine. European Journal of Medicinal Chemistry. 26(9). 907–913. 7 indexed citations
13.
14.
Alker, David, Kevin Doyle, Laurence M. Harwood, & Andrew McGregor. (1990). The direct synthesis of the cyclic sulphamidate of (S)-prolinol: SimultaneousN-protection and activation towards nucleophilic displacement of oxygen.. Tetrahedron Asymmetry. 1(12). 877–880. 54 indexed citations
15.
16.
Alker, David & Alistair G. Swanson. (1990). Formation, synthetic utility and structure elucidation of a 2-bromomethyl 1,4-dihydropyridine. Tetrahedron Letters. 31(10). 1479–1482. 8 indexed citations
17.
Rashid, Abdul, et al.. (1990). The ‘off-template’ problem: towards a general solution. Journal of the Chemical Society Perkin Transactions 1. 1289–1296. 10 indexed citations
18.
Alker, David, W. David Ollis, & Hooshang Shahriari-Zavareh. (1990). ChemInform Abstract: Periselectivity Between the (1,4) and (3,3) Thermal Sigmatropic Rearrangements of 2‐Allyloxypyridine N‐Oxides.. ChemInform. 21(39). 1 indexed citations
19.
Alker, David, W. David Ollis, & Hooshang Shahriari-Zavareh. (1990). [1,4] and [5,5] thermal sigmatropic rearrangements of 2-pentadienyloxypyridine N-oxides. Journal of the Chemical Society Perkin Transactions 1. 1637–1637. 8 indexed citations
20.
Alker, David, et al.. (1989). Long-acting dihydropyridine calcium antagonists. 3. Synthesis and structure-activity relationships for a series of 2-[(heterocyclylmethoxy)methyl] derivatives. Journal of Medicinal Chemistry. 32(10). 2381–2388. 25 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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