US Patent 7268257 Process for producing tolterodine
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Patent Inventor Names
Masahide Tanaka0
Nobushige Itaya0
Tsukusa Yamada0
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Patent abstract
The present invention provides a process for producing tolterodine of the formula (1) or its salt, which comprises a step reacting a compound of the formula (2) with a base to obtain a reaction product; a step reacting the reaction product with a compound of the formula (3) to obtain a compound of the formula (4); and a step eliminating the protective group from the compound of the formula (4), and also provides a process for producing the compound of the formula (3).
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US Patent 07268257 Process for producing tolterodine US Patent 7268257 Process for producing tolterodine
Infobox
Patent Number
072682570
Patent Number
72682570
Edits on 4 Apr, 2023
Golden AI
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Patent Jurisdiction
Patent Number
072682570
Date of Patent
September 11, 2007
0Patent Application Number
114211920
Date Filed
May 31, 2006
0Official Website
Patent Primary Examiner
Edits on 17 Jun, 2022
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US Patent 07268257 Process for producing tolterodine
Infobox
Is a
Patent jurisdiction
Patent number
07268257
Date of patent
September 11, 2007
Patent application number
11421192
Date Filed
May 31, 2006
Patent primary examiner
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