Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wyeth LLC
Original Assignee
AH Robins Co 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.)
Filing date
Publication date
Priority claimed from CA000361594Aexternal-prioritypatent/CA1161853A/fr
Application filed by AH Robins Co IncfiledCriticalAH Robins Co Inc
Priority to CA000423251ApriorityCriticalpatent/CA1169870A/fr
Application grantedgrantedCritical
Publication of CA1169870ApublicationCriticalpatent/CA1169870A/fr
C07D205/00—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom
C07D205/02—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings
C07D205/04—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)