METHOD FOR MANUFACTURING COMPOUND, COMPOSITION FOR TREATMENT OR PREVENTION OF INFLUENZA, AND COMPOSITION

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专利权人:

DAIICHI SANKYO COMPANY; LIMITED

发明人:

YOSHITAKA NAKAMURA,MASAYUKI MURAKAMI,MAKOTO YAMAOKA,MASAKAZU WAKAYAMA,KAZUHIRO UMEO

申请号：

BRPI0809601

公开号：

BRPI0809601A2

申请日:

2008.04.11

申请国别(地区):

BR

年份:

2014

代理人:

摘要：

A method for manufacturing a compound represented by the formula (9) is provided: wherein R 2 represents a C 1 -C 4 alkyl group, R 3 represents a C 1 -C 6 alkyl group, R 4 and R 5 , independently from each other, represent a hydrogen atom, a C 1 -C 6 alkyl group or a phenyl group, or R 4 and R 5 together form a tetramethylene group, a pentamethylene group or an oxo group, and Ac represents an acetyl group.

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