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Title:
NOVEL FURANOSE DERIVATIVE AND ITS PREPARATION
Document Type and Number:
Japanese Patent JPS55154988
Kind Code:
A
Abstract:

NEW MATERIAL:A compound shown by the formula I [R is H or tetrahydropyranyl(THP)].

EXAMPLE: 6-C-( 1'-hex-trans-4'-en-1'-ynyl )-5,6-dideoxy-1,2-O-isopropylidene-α-D- xylohexofuranose.

USE: A synthetic intermediate for various organic compounds. Esecially synthetic intermediate for Ceruleniun, an antibiotic, having antifungl and antimicrobial activities.

PROCESS: An ene or yne compound shown by the formula II is reduced in the presence of metal Li, Na, etc. in a mixed solvent of t-butanol, THF, and ammonia, preferably by adding ammonium sulfate to give a debenzylated alcohol compound shown by the formula I. This compound is then reacted with dihydropyragn in the presence of an acid catalyst and converted into a tetrahydropyranyl derivative to give a THP compound shown by the formula I.


Inventors:
Orui, Hiroshi
Sueda, Noriyoshi
Kuzuhara, Hiromi
Emoto, Sakae
Application Number:
JP1979000062862
Publication Date:
December 02, 1980
Filing Date:
May 22, 1979
Export Citation:
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Assignee:
RIKAGAKU KENKYUSHO
International Classes:
C07D303/48; C07H9/04; C07H17/04; (IPC1-7): C07H9/04; C07H17/04



 
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