ES448280A1 - A procedure for the preparation of new 1,3-dihicloimidazo 4,5,6-pyridinones. (Machine-translation by Google Translate, not legally binding)
- Google Patents
A procedure for the preparation of new 1,3-dihicloimidazo 4,5,6-pyridinones. (Machine-translation by Google Translate, not legally binding)
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Merck and Co Inc
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Merck and Co Inc
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Publication of ES448280A1publicationCriticalpatent/ES448280A1/en
Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems
(AREA)
Abstract
A procedure for the preparation of new 1,3 + Dihydroimidazo {4,5-b} pyridin-2-ones of formula: ** (Formula) ** where X is oxygen or sulfur; n is 0-3; R is (1) hydrogen, (2) lower alkyl or lower alkyl substituted with one or more groups selected from (a) phenyl, (d) halogen, (e) trifluoromethyl, (f) amino or lower alkyl substituted amino, (g) phenoxy or (h) cyano, R4 is (1) hydrogen, (2) 5- or 6-lower alkyl, especially C1-5 alkyl, (3) 5- or 6-nitro, (4) 5- or 6 -amino, (5) 5- or 6-halogen, especially fluorine or (6) 5- or 6-lower alkoxycarbonylamino, especially lower (C1-5) alkoxycarbonylamino. (Machine-translation by Google Translate, not legally binding)
ES448280A1975-05-281976-05-26A procedure for the preparation of new 1,3-dihicloimidazo 4,5,6-pyridinones. (Machine-translation by Google Translate, not legally binding)
ExpiredES448280A1
(en)