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6-Substituted 5-chloro-1,3-dihydro-2H-imidazo[4,5-b]pyrazin-2-ones with hypotensive activity

โœ Scribed by Jones, James H.; Holtz, Wilbur J.; Cragoe, Edward J.


Book ID
121709127
Publisher
American Chemical Society
Year
1973
Tongue
English
Weight
628 KB
Volume
16
Category
Article
ISSN
0022-2623

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Preparation of substituted 1,3-dihydro-2
โœ Jan M. Bakke; Hanna S. H. Gautun; Harald Svensen ๐Ÿ“‚ Article ๐Ÿ“… 2003 ๐Ÿ› Journal of Heterocyclic Chemistry ๐ŸŒ English โš– 66 KB

## Abstract A new synthetic route to 6โ€substitutedโ€imidazo[4,5โ€__c__]pyridinโ€2โ€ons from 4โ€aminopyridine has been investigated. 4โ€Aminopyridine protected as alkyl carbamates were nitrated with dinitrogen pentoxide to the corresponding methyl, __i__โ€propyl and __t__โ€butyl 3โ€nitropyridinโ€4โ€yl carbamat