Johan Franzén

3.6k total citations · 1 hit paper
41 papers, 3.1k citations indexed

About

Johan Franzén is a scholar working on Organic Chemistry, Pharmacology and Molecular Biology. According to data from OpenAlex, Johan Franzén has authored 41 papers receiving a total of 3.1k indexed citations (citations by other indexed papers that have themselves been cited), including 31 papers in Organic Chemistry, 4 papers in Pharmacology and 3 papers in Molecular Biology. Recurrent topics in Johan Franzén's work include Asymmetric Synthesis and Catalysis (18 papers), Catalytic C–H Functionalization Methods (8 papers) and Catalytic Alkyne Reactions (8 papers). Johan Franzén is often cited by papers focused on Asymmetric Synthesis and Catalysis (18 papers), Catalytic C–H Functionalization Methods (8 papers) and Catalytic Alkyne Reactions (8 papers). Johan Franzén collaborates with scholars based in Sweden, Denmark and Egypt. Johan Franzén's co-authors include Mauro Marigo, Karl Anker Jørgensen, Tobias L. Schulte, Anne Kjærsgaard, Tobias C. Wabnitz, Doris Fielenbach, Sven Brandau, Aitor Landa, Shengjun Ni and Veluru Ramesh Naidu and has published in prestigious journals such as Journal of the American Chemical Society, Angewandte Chemie International Edition and Macromolecules.

In The Last Decade

Johan Franzén

40 papers receiving 3.1k citations

Hit Papers

A General Organocatalyst for Direct α-Functionalization o... 2005 2026 2012 2019 2005 100 200 300 400 500
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. A General Organocatalyst for Direct α-Functionalization of Aldehydes:  Stereoselective C−C, C−N, C−F, C−Br, and C−S Bond-Forming Reactions. Scope and Mechanistic Insights
    2005 566 citations Johan Franzén, Mauro Marigo et al. Journal of the American Chemical Society profile →

Peers

Johan Franzén
Nis Halland Denmark
John A. Soderquist Puerto Rico
Akio Ohsawa Japan
Alan B. Northrup United States
Efraím Reyes Spain
Craig P. Jasperse United States
Maurice Santelli France
Steven M. Allin United Kingdom
Shawn D. Walker United States
Robert O. Hutchins United States
Nis Halland Denmark
Johan Franzén
Citations per year, relative to Johan Franzén Johan Franzén (= 1×) peers Nis Halland

Countries citing papers authored by Johan Franzén

Since Specialization
Citations

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

Fields of papers citing papers by Johan Franzén

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Johan Franzén

This figure shows the co-authorship network connecting the top 25 collaborators of Johan Franzén. A scholar is included among the top collaborators of Johan Franzén 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 Johan Franzén. Johan Franzén 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.
Ni, Shengjun, Veluru Ramesh Naidu, & Johan Franzén. (2016). Chiral Anion Directed Asymmetric Carbocation‐Catalyzed Diels–Alder Reactions. European Journal of Organic Chemistry. 2016(9). 1708–1713. 20 indexed citations
2.
Hua, Geng, Johan Franzén, & Karin Odelius. (2016). One‐pot inimer promoted ROCP synthesis of branched copolyesters using α‐hydroxy‐γ‐butyrolactone as the branching reagent. Journal of Polymer Science Part A Polymer Chemistry. 54(13). 1908–1918. 8 indexed citations
3.
Naidu, Veluru Ramesh, et al.. (2015). Direct Organocatalytic Oxo‐Metathesis, a trans‐Selective Carbocation‐Catalyzed Olefination of Aldehydes. European Journal of Organic Chemistry. 2015(8). 1834–1839. 71 indexed citations
4.
5.
Naidu, Veluru Ramesh, et al.. (2014). Carbocations as Lewis Acid Catalysts: Reactivity and Scope. Advanced Synthesis & Catalysis. 357(1). 148–158. 55 indexed citations
6.
Franzén, Johan, et al.. (2013). Carbocations as Lewis Acid Catalysts in Diels–Alder and Michael Addition Reactions. Chemistry - A European Journal. 20(4). 1066–1072. 73 indexed citations
7.
8.
Zhang, Wei & Johan Franzén. (2010). Diverse Asymmetric Quinolizidine Synthesis: A Stereodivergent One‐Pot Approach. Advanced Synthesis & Catalysis. 352(2-3). 499–518. 84 indexed citations
9.
Numers, Mikael von, et al.. (2009). Scots lovage, Ligusticum scoticum, is spreading in the Åland Islands, SW Finland. 1 indexed citations
10.
Franzén, Johan, et al.. (2008). Asymmetric Alkaloid Synthesis: A One‐Pot Organocatalytic Reaction to Quinolizidine Derivatives. Angewandte Chemie International Edition. 48(4). 787–791. 146 indexed citations
11.
Franzén, Johan, et al.. (2008). Asymmetric Alkaloid Synthesis: A One‐Pot Organocatalytic Reaction to Quinolizidine Derivatives. Angewandte Chemie. 121(4). 801–805. 59 indexed citations
12.
Friberg, Annika, Ted Johanson, Johan Franzén, Marie F. Gorwa‐Grauslund, & Torbjörn Frejd. (2006). Efficient bioreduction of bicyclo[2.2.2]octane-2,5-dione and bicyclo[2.2.2]oct-7-ene-2,5-dione by genetically engineered Saccharomyces cerevisiae. Organic & Biomolecular Chemistry. 4(11). 2304–2312. 22 indexed citations
13.
Brandau, Sven, Aitor Landa, Johan Franzén, Mauro Marigo, & Karl Anker Jørgensen. (2006). Organocatalytic Conjugate Addition of Malonates to α,β‐Unsaturated Aldehydes: Asymmetric Formal Synthesis of (−)‐Paroxetine, Chiral Lactams, and Lactones. Angewandte Chemie International Edition. 45(26). 4305–4309. 284 indexed citations
14.
Brandau, Sven, Aitor Landa, Johan Franzén, Mauro Marigo, & Karl Anker Jørgensen. (2006). Organocatalytic Conjugate Addition of Malonates to α,β‐Unsaturated Aldehydes: Asymmetric Formal Synthesis of (−)‐Paroxetine, Chiral Lactams, and Lactones. Angewandte Chemie. 118(26). 4411–4415. 116 indexed citations
15.
Franzén, Johan, et al.. (2005). Palladium(0)‐Catalyzed Cycloisomerization of Enallenes. Chemistry - A European Journal. 11(23). 6937–6943. 29 indexed citations
16.
Marigo, Mauro, Tobias L. Schulte, Johan Franzén, & Karl Anker Jørgensen. (2005). Asymmetric Multicomponent Domino Reactions and Highly Enantioselective Conjugated Addition of Thiols to α,β-Unsaturated Aldehydes. Journal of the American Chemical Society. 127(45). 15710–15711. 396 indexed citations
17.
Marigo, Mauro, Johan Franzén, Thomas B. Poulsen, Wei Zhuang, & Karl Anker Jørgensen. (2005). Asymmetric Organocatalytic Epoxidation of α,β-Unsaturated Aldehydes with Hydrogen Peroxide. Journal of the American Chemical Society. 127(19). 6964–6965. 373 indexed citations
18.
Dorange, Ismet, et al.. (2003). Allenes as Carbon Nucleophiles in Intramolecular Attack on (π‐1,3‐Diene)palladium Complexes: Evidence for trans Carbopalladation of the 1,3‐Diene. Chemistry - A European Journal. 9(14). 3445–3449. 29 indexed citations
19.
Florén, Claes‐Henrik, et al.. (1987). Lecithin: Cholesterol acyltransferase in liver disease. Scandinavian Journal of Clinical and Laboratory Investigation. 47(6). 613–617. 38 indexed citations
20.

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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