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Priority to FR7621882ApriorityCriticalpatent/FR2358149A1/fr
Publication of FR2358149A1publicationCriticalpatent/FR2358149A1/fr
Application grantedgrantedCritical
Publication of FR2358149B1publicationCriticalpatent/FR2358149B1/fr
C07D473/00—Heterocyclic compounds containing purine ring systems
C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
C07D473/06—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3
C07D473/08—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3 with methyl radicals in positions 1 and 3, e.g. theophylline
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Chemical & Material Sciences
(AREA)
Organic Chemistry
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Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
FR7621882A1976-07-161976-07-16Nouveaux derives de l'(hydroxy-2 ethyl)-7 theophylline, leur procede de preparation et leur application en therapeutique
GrantedFR2358149A1
(fr)
