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Biosynthesis of the amaryllidaceae alkaloid Galanthamine
- J. Eichhorn, T. Takada, Y. Kita, M. Zenk
- Chemistry
- 1 October 1998
Synthesis of the Marine Pyrroloiminoquinone Alkaloids, Discorhabdins
- Yasufumi Wada, H. Fujioka, Y. Kita
- ChemistryMarine drugs
- 21 April 2010
TLDR
Versatile hypervalent-iodine(III)-catalyzed oxidations with m-chloroperbenzoic acid as a cooxidant.
- T. Dohi, A. Maruyama, Misaki Yoshimura, K. Morimoto, H. Tohma, Y. Kita
- ChemistryAngewandte Chemie
- 26 September 2005
Hypervalent iodine oxidation of p-alkoxyphenols and related compounds : a general route to p-benzoquinone monoacetals and spiro lactones
Oxydation de dimethoxy-, trimethoxy-, carboxy-2', ethyl, carboxy-2' ethoxy- et hydroxy-2' ethylphenols a l'aide du bis-trifluoroacetoxyiodo benzene
Hypervalent Iodine Reagents for the Oxidation of Alcohols and Their Application to Complex Molecule Synthesis
Hypervalent iodine(V) derivatives such as 2-iodoxybenzoic acid (IBX) and Dess–Martin periodinane [DMP; 1,1,1-tris(acetyloxy)-1,1-dihydro-1,2-benziodoxol-3-(1H)-one] have been used widely for the…
Oxidative Intramolecular Phenolic Coupling Reaction Induced by a Hypervalent Iodine(III) Reagent: Leading to Galanthamine-Type Amaryllidaceae Alkaloids
- Y. Kita, M. Arisawa, T. Takada
- Chemistry
- 22 August 1998
By extending our oxidative phenol-coupling reactions using a hypervalent iodine(III) reagent, a versatile synthetic procedure for the galanthamine-type Amaryllidaceae alkaloids was accomplished. The…
An Oxidative Intramolecular Phenolic Coupling Reaction for the Synthesis of Amaryllidaceae Alkaloids Using a Hypervalent Iodine(III) Reagent
The oxidative intramolecular phenolic coupling reaction of norbelladine derivatives (1) was investigated with the aim of preparing amaryllidaceae alkaloids. Spirodienone compounds (2), which are…
A novel and efficient oxidative biaryl coupling reaction of phenol ether derivatives using a combination of hypervalent iodine(III) reagent and heteropoly acid.
- H. Hamamoto, G. Anilkumar, H. Tohma, Y. Kita
- Chemistry, BiologyChemical communications
- 27 February 2002
A novel and efficient oxidative biaryl coupling reaction of phenol ether derivatives using a combination of hypervalent iodine(III) reagent, phenyliodine(III) bis(trifluoroacetate) (PIFA), and…
The synthetic and biological studies of discorhabdins and related compounds.
- Yasufumi Wada, Yu Harayama, Y. Kita
- Chemistry, BiologyOrganic & biomolecular chemistry
- 15 June 2011
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