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Total synthesis and biological evaluation of +-kalkitoxin, a cytotoxic metabolite of the cyanobacterium Lyngbya majuscula.
- James D White, Qing-Chun Xu, Chang‐Sun Lee, F. Valeriote
- Chemistry, BiologyOrganic & biomolecular chemistry
- 13 July 2004
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Synthesis and antitumor activity of two natural N-acetylglucosamine-bearing triterpenoid saponins: lotoidoside D and E.
- Mao-cai Yan, Yang Liu, Hong Chen, Y. Ke, Qing-Chun Xu, M. Cheng
- ChemistryBioorganic & medicinal chemistry letters
- 15 August 2006
An Improved Synthesis of Methyl Protodioscin: Tautomerization and Direct Access to the 3-O-Substituted Kryptogenin
- Qing-Chun Xu, Yang Liu, Jiao Liu, Chun-Xian He, Mao-cai Yan, M. Cheng
- Chemistry
- 21 June 2008
The acid-catalyzed tautomerization of 3-0-substituted kryptogenin 2 was studied, and the effects of acids such as silica gel, TMSOTf, acetic acid, and CDCl 3 , are discussed. Additionally, a…
Total synthesis of (+)-kalkitoxin.
- James D White, Chang‐Sun Lee, Qing-Chun Xu
- Chemistry, BiologyChemical communications
- 23 July 2003
The neurotoxic lipopeptide (+)-kalkitoxin was synthesized by a route which employed asymmetric organocopper conjugate addition followed by in situ enolate alkylation to install the…
An Improved Synthesis of Methyl Protodioscin: Tautomerization and Direct Access to the 3-O-Substituted Kryptogenin.
- Qing-Chun Xu, Yang Liu, Jiao Liu, Chun-Xian He, Mao-cai Yan, M. Cheng
- Chemistry
- 25 November 2008
Total Synthesis and Biological Evaluation of (+)-Kalkitoxin, a Cytotoxic Metabolite of the Cyanobacterium Lyngbya majuscula.
- James D White, Qing-Chun Xu, Chang‐Sun Lee, F. Valeriote
- Biology
- 30 November 2004
Computer-aided directed evolution ofl-threonine aldolase for asymmetric biocatalytic synthesis of a chloramphenicol intermediate.
- Baoqin Cai, M. Bocola, Haibin Chen
- Biology, ChemistryBioorganic & medicinal chemistry
- 1 June 2022