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.)
Takeda Pharmaceutical Co Ltd
Original Assignee
Takeda Chemical Industries Ltd
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
Application filed by Takeda Chemical Industries LtdfiledCriticalTakeda Chemical Industries Ltd
Priority to JP125176ApriorityCriticalpatent/JPS5283886A/en
Publication of JPS5283886ApublicationCriticalpatent/JPS5283886A/en
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Nitrogen Condensed Heterocyclic Rings
(AREA)
Abstract
PURPOSE: Heterocyclic compounds of formula I (R1, R2 are H, alkylamino, alkyl which may be substituted by OH or alkoxy, etc.; R3 is H, lower alkyl; Py is pyridyl; ring A may be substituted by halogen, nitro, lower alkyl, etc.); for example, 6-(2-pyridyl)-4H-5-triazolo [1,5-a] [1,4] benzodiazepin2-carboxamide.