US Patent 7429683 Process of maing naphthacene from propargyl alcohol
Patent 7429683 was granted and assigned to Eastman Kodak on September, 2008 by the United States Patent and Trademark Office.
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Patent abstract
A process for synthesizing a single isomer of a naphthacene compound comprises the steps of:(a) reacting a symmetrically substituted 1,1-diarylpropargyl alcohol compound with a reagent capable of forming a leaving group to form a reaction mixture containing a intermediate; and then(b) heating the intermediate in the presence of a solvent and in the absence of any oxidizing agent to form a single naphthacene compound.
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US Patent 07429683 Process of maing naphthacene from propargyl alcohol US Patent 7429683 Process of maing naphthacene from propargyl alcohol
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Patent Number
0742968300
Patent Number
742968300
Edits on 23 Mar, 2023
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
074296830
Date of Patent
September 30, 2008
0Patent Application Number
108998250
Date Filed
July 27, 2004
0Official Website
Patent Primary Examiner
Edits on 25 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
074296830
Date of Patent
September 30, 2008
0Patent Application Number
108998250
Date Filed
July 27, 2004
0Official Website
Patent Primary Examiner
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US Patent 07429683 Process of maing naphthacene from propargyl alcohol
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07429683
Date of patent
September 30, 2008
Patent application number
10899825
Date Filed
July 27, 2004
Patent primary examiner
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