Timothy Machajewski

1.9k total citations · 1 hit paper
12 papers, 1.3k citations indexed

About

Timothy Machajewski is a scholar working on Organic Chemistry, Molecular Biology and Oncology. According to data from OpenAlex, Timothy Machajewski has authored 12 papers receiving a total of 1.3k indexed citations (citations by other indexed papers that have themselves been cited), including 9 papers in Organic Chemistry, 8 papers in Molecular Biology and 2 papers in Oncology. Recurrent topics in Timothy Machajewski's work include Carbohydrate Chemistry and Synthesis (3 papers), Asymmetric Synthesis and Catalysis (2 papers) and Asymmetric Hydrogenation and Catalysis (2 papers). Timothy Machajewski is often cited by papers focused on Carbohydrate Chemistry and Synthesis (3 papers), Asymmetric Synthesis and Catalysis (2 papers) and Asymmetric Hydrogenation and Catalysis (2 papers). Timothy Machajewski collaborates with scholars based in United States and Switzerland. Timothy Machajewski's co-authors include Chi‐Huey Wong, Chi‐Huey Wong, Chi Ching Mak, Dirk Franke, Che‐Chang Hsu, David Millar, Oliver Seitz, Eric E. Simanek, Dee‐Hua Huang and H. Jane Dyson and has published in prestigious journals such as Journal of the American Chemical Society, Angewandte Chemie International Edition and Journal of Medicinal Chemistry.

In The Last Decade

Timothy Machajewski

12 papers receiving 1.3k 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.

The Catalytic Asymmetric Aldol Reaction

2000 713 citations Timothy Machajewski, Chi‐Huey Wong Angewandte Chemie International Edition profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Timothy Machajewski United States	11	863	692	229	120	81	12	1.3k
Alexandra E. Gould United States	13	903 1.0×	489 0.7×	188 0.8×	86 0.7×	78 1.0×	19	1.5k
Scott S. Woodard United States	15	1.1k 1.3×	623 0.9×	281 1.2×	132 1.1×	67 0.8×	18	1.6k
Gary C. Look United States	20	1.2k 1.4×	1.0k 1.5×	141 0.6×	95 0.8×	34 0.4×	33	1.6k
Michael P. Winters United States	14	2.0k 2.3×	475 0.7×	244 1.1×	85 0.7×	25 0.3×	26	2.3k
Yves Blériot France	27	1.7k 2.0×	1.3k 1.9×	85 0.4×	88 0.7×	42 0.5×	96	2.0k
Ryu Yamasaki Japan	25	1.2k 1.4×	375 0.5×	157 0.7×	197 1.6×	29 0.4×	71	1.5k
Richard D. Tillyer United States	23	1.8k 2.1×	598 0.9×	496 2.2×	85 0.7×	38 0.5×	43	2.1k
Derek A. Cogan United States	13	1.8k 2.1×	652 0.9×	561 2.4×	46 0.4×	45 0.6×	17	2.1k
Lushi Tan United States	22	1.0k 1.2×	351 0.5×	312 1.4×	42 0.3×	65 0.8×	50	1.4k
Ana T. Carmona Spain	21	1.0k 1.2×	755 1.1×	103 0.4×	67 0.6×	23 0.3×	78	1.3k

Countries citing papers authored by Timothy Machajewski

Since Specialization

Citations

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

Fields of papers citing papers by Timothy Machajewski

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Timothy Machajewski

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

All Works

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12 of 12 papers shown

Andrews, Logan D., Timothy R. Kane, Paola Dozzo, et al.. (2019). Optimization and Mechanistic Characterization of Pyridopyrimidine Inhibitors of Bacterial Biotin Carboxylase. Journal of Medicinal Chemistry. 62(16). 7489–7505. 26 indexed citations

Subramanian, Sharadha, Joelle Verhagen, Christopher M. McBride, et al.. (2015). Discovery of RAF265: A Potent mut-B-RAF Inhibitor for the Treatment of Metastatic Melanoma. ACS Medicinal Chemistry Letters. 6(9). 961–965. 35 indexed citations

Wang, Tai, et al.. (2013). Inhibitors of Molecular Chaperones as Therapeutic Agents. 20 indexed citations

Menezes, Daniel L., Pietro Taverna, Michael Rugaard Jensen, et al.. (2012). The Novel Oral Hsp90 Inhibitor NVP-HSP990 Exhibits Potent and Broad-spectrum Antitumor Activities In Vitro and In Vivo. Molecular Cancer Therapeutics. 11(3). 730–739. 57 indexed citations

Frazier, Kelly, Timothy Machajewski, Christopher M. McBride, et al.. (2005). LHMDS mediated tandem acylation–cyclization of 2-aminobenzenecarbonitriles with 2-benzymidazol-2-yl acetates: a short and efficient route to the synthesis of 4-amino-3-benzimidazol-2-ylhydroquinolin-2-ones. Tetrahedron Letters. 47(5). 657–660. 5 indexed citations

Franke, Dirk, Timothy Machajewski, Che‐Chang Hsu, & Chi‐Huey Wong. (2003). One-Pot Synthesis of l-Fructose Using Coupled Multienzyme Systems Based on Rhamnulose-1-phosphate Aldolase. The Journal of Organic Chemistry. 68(17). 6828–6831. 60 indexed citations

Machajewski, Timothy, et al.. (2000). Directed evolution of D-2-keto-3-deoxy-6-phosphogluconate aldolase to new variants for the efficient synthesis of D- and L-sugars. Chemistry & Biology. 7(11). 873–883. 112 indexed citations

Machajewski, Timothy & Chi‐Huey Wong. (2000). The Catalytic Asymmetric Aldol Reaction. Angewandte Chemie International Edition. 39(8). 1352–1375. 713 indexed citations breakdown →

Machajewski, Timothy & Chi‐Huey Wong. (2000). Die katalysierte asymmetrische Aldolreaktion. Angewandte Chemie. 112(8). 1406–1430. 164 indexed citations

10.

Machajewski, Timothy. (1999). Chemoenzymatic Synthesis of Key Epothilone Fragments. Synthesis. 1999(S1). 1469–1472. 10 indexed citations

11.

Simanek, Eric E., Dee‐Hua Huang, Timothy Machajewski, et al.. (1998). Glycosylation of Threonine of the Repeating Unit of RNA Polymerase II with β-Linked N-Acetylglucosame Leads to a Turnlike Structure. Journal of the American Chemical Society. 120(45). 11567–11575. 61 indexed citations

12.

Whitesell, James K., et al.. (1990). Asymmetric induction in the ene reactions of N-sulfinylcarbamates. Journal of the American Chemical Society. 112(21). 7653–7659. 20 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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