K
Kazuo Nagasawa
Researcher at Tokyo University of Agriculture and Technology
Publications - 329
Citations - 6484
Kazuo Nagasawa is an academic researcher from Tokyo University of Agriculture and Technology. The author has contributed to research in topics: Enantioselective synthesis & Catalysis. The author has an hindex of 40, co-authored 311 publications receiving 5777 citations. Previous affiliations of Kazuo Nagasawa include Harvard University & University of Tokyo.
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Journal ArticleDOI
Synthesis and Biological Activities on Batzelladine Derivatives.
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Total Synthesis of Marine Cyclic Guanidine Compounds and Development of Novel Guanidine Type Asymmetric Organocatalysts
TL;DR: The first total synthesis of crambescidin 359 (7) and stereoselective complete synthesis of batzelladine D (11) were accomplished based on a successive 1,3-dipolar cycloaddition reaction strategy as discussed by the authors.
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Exploring Guanidinium Organocatalysts for Hypoiodite‐Mediated Reactions
Kazuo Nagasawa,Eric A. Collisson +1 more
TL;DR: In this paper , a chiral guanidinium organocatalyst was used for carbon-nitrogen and carbon-carbon bond-forming reactions with an oxidant.
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Approaches to Construction of the Medium-Sized Ring Structure in Zetekitoxin AB by Ring-Closing Metathesis.
Hayate Ishizuka,Kanna Adachi,Yuka Takayanagi,Minami Odagi,Mari Yotsu-Yamashita,Kazuo Nagasawa +5 more
TL;DR: In this paper , the synthesis of 12-membered ring structure with the C11 tertiary hydroxyl group in ZTX was investigated by means of the Mislow-Evans rearrangement reaction and subsequent ring-closing metathesis reaction.
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Acceleration of hetero-Michael Reaction by Symmetrical Pentacyclic Guanidines.
TL;DR: Symmetrical pentacyclic guanidines 1a-c and 2 which contain the core skeleton of 13,14,15-isocrmbescidine 800, have been synthesized.