- HIGHLY STEREOSELECTIVE C-α-D-RIBOFURANOSYLATION. REACTIONS OF D-RIBOFURANOSYL FLUORIDE DERIVATIVES WITH ENOL TRIMETHYLSILYL ETHERS AND ALLYLTRIMETHYLSILANE
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2,3,5-Tri-O-methyl-D-ribofuranosyl fluoride (6), 2,3-di-O-benzyl-5-O-methyl-D-ribofuranosyl fluoride (7), and 5-O-benzyl-2,3-di-O-methyl-D-ribo-furanosyl fluoride (8) were obtained in 57 (6α, 15; and 6β, 42), 87 (7α, 22; and 7β, 65) and 85.5 (8α, 35.5; an
- Araki, Younosuke,Kobayashi, Naoki,Ishido, Yoshiharu,Nagasawa, Jun'ichi
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p. 125 - 140
(2007/10/02)
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- Synthesis of Pyrazofurin and its Analogues
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Pyrazofurin and its analogues have been synthesized fron ribosyl β-keto acid derivatives, which can be readily prepared by Wittig reaction of the protected D-ribose with phosphoranes.Reaction of 2,3-O-isopropylidene-5-O-trityl-α- and β-D-ribose (6) with 3
- Karagiri, Nobuya,Takashima, Kenichi,Haneda, Toru,Kato, Tetsuzo
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p. 553 - 560
(2007/10/02)
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