Klaus Annen

24 papers and 335 indexed citations i.

About

Klaus Annen is a scholar working on Molecular Biology, Organic Chemistry and Genetics. According to data from OpenAlex, Klaus Annen has authored 24 papers receiving a total of 335 indexed citations (citations by other indexed papers that have themselves been cited), including 18 papers in Molecular Biology, 14 papers in Organic Chemistry and 8 papers in Genetics. Recurrent topics in Klaus Annen’s work include Steroid Chemistry and Biochemistry (15 papers), Estrogen and related hormone effects (8 papers) and Organic Chemistry Cycloaddition Reactions (7 papers). Klaus Annen is often cited by papers focused on Steroid Chemistry and Biochemistry (15 papers), Estrogen and related hormone effects (8 papers) and Organic Chemistry Cycloaddition Reactions (7 papers). Klaus Annen collaborates with scholars based in Germany and United States. Klaus Annen's co-authors include Henry Laurent, Rudolf Wiechert, Helmut Hofmeister, Rudolf Tschesche, Peter Welzel, K Petzoldt, Christoph S. Herrmann and William S. Sheldrick and has published in prestigious journals such as Angewandte Chemie International Edition, Tetrahedron and Tetrahedron Letters.

In The Last Decade

Co-authorship network of co-authors of Klaus Annen i

Fields of papers citing papers by Klaus Annen

Since Specialization
EngineeringComputer SciencePhysics and AstronomyMathematicsEarth and Planetary SciencesEnergyEnvironmental ScienceMaterials ScienceChemical EngineeringChemistryAgricultural and Biological SciencesVeterinaryDecision SciencesArts and HumanitiesBusiness, Management and AccountingSocial SciencesPsychologyEconomics, Econometrics and FinanceHealth ProfessionsDentistryMedicineBiochemistry, Genetics and Molecular BiologyNeuroscienceNursingImmunology and MicrobiologyPharmacology, Toxicology and Pharmaceutics

This network shows the specialization of papers citing the papers produced by Klaus Annen. Nodes represent fields, and links connect fields that are likely to share authors. The network helps show where Klaus Annen may publish in the future.

Countries citing papers authored by Klaus Annen

Since Specialization
Citations

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

Rankless by CCL
2025