Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Hiroyoshi Iwai"'
Autor:
Shoji Kawatsu, Hiroyoshi Iwai, Takeo Ishigaki, Kojiro Suzuki, Kunihiro Maruyama, Tsuneo Ishiguchi
Publikováno v:
CardioVascular and Interventional Radiology. 24:94-98
To evaluate the effect on dilatation of three types of covering materials used for endovascular stent-grafts.Stent-grafts with three types of covering material [0.1-mm polytetrafluoroethylene (PTFE), 0.2-mm PTFE, and 0.15-mm woven polyester] were pla
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8f17b89d58144050e6cdd2acc8a74721
https://doi.org/10.1007/s002700000388
https://doi.org/10.1007/s002700000388
Autor:
Shigeo Yanagawa, Hiroyoshi Iwai, Akihiro Nawa, Takeo Ishigaki, Fumitaka Kikkawa, Tetsuya Yamada
Publikováno v:
Gynecologic Oncology. 77:193-196
Objective. To preserve the organs and function of the anus and ureter, radiotherapy was chosen for an advanced vulvar tumor originating from Bartholin's gland. Methods. The patient was a 74-year-old female with stage III (FIGO) vulvar cancer derived
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e8c9c2c9035ac3d26034256339182b64
https://doi.org/10.1006/gyno.2000.5752
https://doi.org/10.1006/gyno.2000.5752
Publikováno v:
Organic Letters. 3:2101-2103
[reaction: see text] O-(2-Naphthoyl)-N-tosyl-L-allo-threonine-derived B-phenyloxazaborolidinone catalyzes the asymmetric Mukaiyama-Michael addition of simple acyclic enones to give adducts of 54-85% ee. 2,6-Diisopropylphenol as an additive is demonst
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::181e18f7381f4ceac403ead7252133bd
https://doi.org/10.1021/ol016062r
https://doi.org/10.1021/ol016062r
Publikováno v:
ChemInform. 32
O-(2-Naphthoyl)-N-tosyl-l-allo-threonine-derived B-phenyloxazaborolidinone catalyzes the asymmetric Mukaiyama−Michael addition of simple acyclic enones to give adducts of 54−85% ee. 2,6-Diisopropylphenol as an additive is demonstrated to effectiv
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a426abe7511201d694bb93e365f261e8
https://doi.org/10.1002/chin.200141034
https://doi.org/10.1002/chin.200141034
Autor:
Hiroyoshi Iwai, Mikako Kubo, Akira Oku, Shinya Adachi, Katsuhiro Fujita, Toshiro Harada, Hiroshi Takatsuki, Xiaowei Wang
Publikováno v:
ChemInform. 35
allo-Threonine-derived O-aroyl-B-phenyl-N-tosyl-1,3,2-oxazaborolidin-5-ones 1g,n catalyze the asymmetric Mukaiyama−Michael reaction of acyclic enones with a trimethylsilyl ketene S,O-acetal in high enantioselectivity. A range of alkenyl methyl keto
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9bfda23c3d7cab08b4221689e6430408
https://doi.org/10.1002/chin.200420056
https://doi.org/10.1002/chin.200420056
Autor:
Hiroshi Takatsuki, Shinya Adachi, Akira Oku, Xiaowei Wang, Mikako Kubo, Hiroyoshi Iwai, Toshiro Harada, Katsuhiro Fujita
Publikováno v:
The Journal of organic chemistry. 68(26)
allo-Threonine-derived O-aroyl-B-phenyl-N-tosyl-1,3,2-oxazaborolidin-5-ones 1g,n catalyze the asymmetric Mukaiyama-Michael reaction of acyclic enones with a trimethylsilyl ketene S,O-acetal in high enantioselectivity. A range of alkenyl methyl ketone
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e2add0882d60e3ff850f5d84daa39541
https://pubmed.ncbi.nlm.nih.gov/14682699
https://pubmed.ncbi.nlm.nih.gov/14682699
Publikováno v:
Chirality. 15(1)
In the presence of 2,6-diisopropylphenol and t-BuOMe (1 equiv. each), asymmetric Mukaiyama-Michael reaction of a variety of benzalacetone derivatives 2 with silyl ketene acetal 3 is efficiently catalyzed by O-(2-naphthoyl)-N-tosyl-(L)-allo-threonine-
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f2627b348c0b8e7c97f645579584919a
https://pubmed.ncbi.nlm.nih.gov/12467039
https://pubmed.ncbi.nlm.nih.gov/12467039