US Patent 7202384 Process for producing 5-nitro-3,4-dihydro-1(2H)-naphthalinone, 1,5-naphthalenediamine and 1,5-naphthalene diisocyanate
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Patent abstract
The present invention relates to a process for producing 5-nitro-3,4-dihydro-1(2H)-naphthalinone, 1,5-naphthalenediamine and 1,5-naphthalene diisocyanate, in which 4-(2-nitrophenyl)-n-butyronitrile is converted to 4-(2-nitrophenyl)-n-butyric acid.
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Patent Jurisdiction
Patent Number
72023840
Date of Patent
April 10, 2007
0Patent Application Number
114000070
Date Filed
April 7, 2006
0Patent Primary Examiner
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US Patent 07202384 Process for producing 5-nitro-3,4-dihydro-1(2H)-naphthalinone, 1,5-naphthalenediamine and 1,5-naphthalene diisocyanate US Patent 7202384 Process for producing 5-nitro-3,4-dihydro-1(2H)-naphthalinone, 1,5-naphthalenediamine and 1,5-naphthalene diisocyanate
Infobox
Patent Number
0720238400
Patent Number
720238400
Edits on 5 Apr, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
072023840
Date of Patent
April 10, 2007
0Patent Application Number
114000070
Date Filed
April 7, 2006
0Official Website
Patent Primary Examiner
Edits on 22 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
072023840
Date of Patent
April 10, 2007
0Patent Application Number
114000070
Date Filed
April 7, 2006
0Official Website
Patent Primary Examiner
Edits on 8 Jun, 2022
Golden AI
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US Patent 07202384 Process for producing 5-nitro-3,4-dihydro-1(2H)-naphthalinone, 1,5-naphthalenediamine and 1,5-naphthalene diisocyanate
Infobox
Is a
Patent jurisdiction
Patent number
07202384
Date of patent
April 10, 2007
Patent application number
11400007
Date Filed
April 7, 2006
Patent primary examiner
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