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3644409
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Information
Patent Grant
3644409
References
Source
Patent Number
3,644,409
Date Filed
Not available
Date Issued
Tuesday, February 22, 1972
52 years ago
CPC
C07D207/27 - with substituted hydrocarbon radicals directly attached to the ring nitrogen atom
A61K49/0495 - intended for oral administration
C07D211/02 - Preparation by ring-closure or hydrogenation
C07D211/76 - attached in position 2 or 6
C07D265/32 - with oxygen atoms directly attached to ring carbon atoms
US Classifications
544 - Organic compounds
424 - Drug, bio-affecting and body treating compositions
540 - Organic compounds
546 - Organic compounds
548 - Organic compounds
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