US Patent 7335781 Aminothiol compound
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Patent abstract
The present invention discloses an aminothiol compound having a general formula I wherein R1-R5 are substitutable ligands. Such compound can perform as a superior catalyst in an asymmetric addition reaction of organic metal compounds and aldehyde. According to the present invention, the aminothiol compound is needed only less than 0.02% based on main reactants to obtain enantioselectivity higher than 98% enantiomeric excess, whereby the asymmetric reactions can become very economic.
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US Patent 07335781 Aminothiol compound US Patent 7335781 Aminothiol compound
Infobox
Patent Number
0733578100
Patent Number
733578100
Edits on 25 Apr, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
073357810
Date of Patent
February 26, 2008
0Patent Application Number
108077100
Date Filed
March 23, 2004
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
073357810
Date of Patent
February 26, 2008
0Patent Application Number
108077100
Date Filed
March 23, 2004
0Official Website
Patent Primary Examiner
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US Patent 07335781 Aminothiol compound
Infobox
Is a
Patent jurisdiction
Patent number
07335781
Date of patent
February 26, 2008
Patent application number
10807710
Date Filed
March 23, 2004
Patent primary examiner
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