DK203583A - 5-pyridyl-2(1h-pyridinon-forbindelser til anvendelse som mellemprodukter ved fremstilling af cardiotonisk virksomme 5-pyridinyl-2(1h)-pyridinon-forbindelser og fremgangsmaade til fremstilling af mellemproduktforbindelserne - Google Patents

5-pyridyl-2(1h-pyridinon-forbindelser til anvendelse som mellemprodukter ved fremstilling af cardiotonisk virksomme 5-pyridinyl-2(1h)-pyridinon-forbindelser og fremgangsmaade til fremstilling af mellemproduktforbindelserne Download PDF

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Publication number
DK203583A
DK203583A DK203583A DK203583A DK203583A DK 203583 A DK203583 A DK 203583A DK 203583 A DK203583 A DK 203583A DK 203583 A DK203583 A DK 203583A DK 203583 A DK203583 A DK 203583A
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DK
Denmark
Prior art keywords
carbon atoms
preparation
pyridinyl
compounds
intermediates
Prior art date
Application number
DK203583A
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English (en)
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DK153476C (da
DK203583D0 (da
DK153476B (da
Inventor
George Yohe Lesher
Jr Chester Joseph Opalka
Original Assignee
Sterling Drug Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Priority claimed from US05/621,763 external-priority patent/US4004012A/en
Priority claimed from US05/707,235 external-priority patent/US4072746A/en
Application filed by Sterling Drug Inc filed Critical Sterling Drug Inc
Publication of DK203583A publication Critical patent/DK203583A/da
Publication of DK203583D0 publication Critical patent/DK203583D0/da
Publication of DK153476B publication Critical patent/DK153476B/da
Application granted granted Critical
Publication of DK153476C publication Critical patent/DK153476C/da

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  • Pyridine Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
DK203583A 1975-10-14 1983-05-06 3-carbamyl-5-pyridinyl-2(1h)-pyridinon-forbindelser til anvendelse som mellemprodukter ved fremstilling af cardiotonisk virksomme 3-amino-5-pyridinyl-2(1h)-pyridinon-forbindelser DK153476C (da)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US62176375 1975-10-14
US05/621,763 US4004012A (en) 1975-10-14 1975-10-14 3-Cyano-5-(pyridinyl)-2(1H)-pyridinones
US70723576 1976-07-21
US05/707,235 US4072746A (en) 1975-10-14 1976-07-21 3-Amino-5-(pyridinyl)-2(1H)-pyridinones
DK455876A DK151331C (da) 1975-10-14 1976-10-11 Analogifremgangsmaade til fremstilling af 5-pyridinyl-2(1h)-pyridinon-forbindelser eller farmaceutisk acceptable syreadditionssalte deraf
DK455876 1976-10-11

Publications (4)

Publication Number Publication Date
DK203583A true DK203583A (da) 1983-05-06
DK203583D0 DK203583D0 (da) 1983-05-06
DK153476B DK153476B (da) 1988-07-18
DK153476C DK153476C (da) 1988-12-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
DK203583A DK153476C (da) 1975-10-14 1983-05-06 3-carbamyl-5-pyridinyl-2(1h)-pyridinon-forbindelser til anvendelse som mellemprodukter ved fremstilling af cardiotonisk virksomme 3-amino-5-pyridinyl-2(1h)-pyridinon-forbindelser

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DK (1) DK153476C (da)

Also Published As

Publication number Publication date
DK153476C (da) 1988-12-19
DK203583D0 (da) 1983-05-06
DK153476B (da) 1988-07-18

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