Tokuyasu, Takahiro
M. Eng.
returned to Osaka (JP)
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Synthesis of novel macrocyclic
peroxides by bis(sym-collidine)iodine (I) hexafluorophosphate-mediated
cyclization of unsaturated hydroperoxides and unsaturated alcohols
T. Ito, T. Tokuyasu, A. Masuyama,
M. Nojima, K. J. McCullough, Tetrahedron 2003, 59,
525-536. |
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Co(III)-Alkyl Complex- and Co(III)-Alkylperoxo
Complex-Catalyzed Triethylsilylperoxidation of Alkenes with Molecular Oxygen
and Triethylsilane.
T. Tokuyasu, S. Kunikawa, A. Masuyama,
M. Nojima, Org. Lett. 2002, 4, 3595-3598.
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Antimalarial Activity of Yingzhaosu
A Analogues.
H.-S. Kim, K. Begum, N. Ogura, Y.
Wataya, T. Tokuyasu, A. Masuyama, M. Nojima, K. J. McCullough, J. Med.
Chem. 2002, 45, 4732-4736.
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The synthesis and crystal structure
analysis of novel macrocyclic peroxides
K. J. McCullough, T. Ito, T. Tokuyasu,
A. Masuyama, M. Nojima, Tetrahedron Lett. 2001, 42,
5529-5532. |
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Yingzhaosu A analogues: synthesis
by the ozonolysis of unsaturated hydroperoxides, structural analysis and
determination of anti-malarial activity
T. Tokuyasu, A. Masuyama, M. Nojima,
K. J. McCullough, H.-S. Kim, Y. Wataya, Tetrahedron 2001,
57,
5979-5989. |
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Synthesis, crystal structure and
anti-malarial activity of functionalized spiro-1,2,4,5-tetraoxacycloalkanes
from unsaturated hydroperoxy peracetals
Y. Nonami, T. Tokuyasu, A. Masuyama,
M. Nojima, K. J. McCullough, H.-S. Kim, Y. Wataya, Tetrahedron Lett.
2000,
41, 4681-4684. |
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Synthesis of 3-hydroperoxy (or
hydroxy)-substituted 1,2-dioxanes and 1,2-dioxepanes by the ozonolysis
of unsaturated hydroperoxy acetals.
T. Tokuyasu, T. Ito, A. Masuyama,
M. Nojima, Heterocycles 2000, 53, 1293-1304. |
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Synthesis and anti-malarial activity
of yingzhaosu A analogues from unsaturated hydroperoxy acetals
T. Tokuyasu, A. Masuyama, M. Nojima,
H.-S. Kim, Y. Wataya, Tetrahedron Lett. 2000, 41,
3145-3148. |
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Halonium ion-mediated reaction
of unsaturated hydroperoxy acetals. Competition between the formation of
cyclic peroxides and the migration of the methoxy (or hydroxy) group.
T. Tokuyasu, A. Masuyama, M. Nojima,
K. J. McCullough, J. Org. Chem. 2000, 65, 1069-1075.
[download] |