Theophylline and theobromine derivatives

A novel compound has the following formula: [I] in which R1 and R2 are methyl or a group having the formula: [II] provided that one of R1 and R2 is methyl and the other is said group, wherein R stands for a hydrogen atom or a lower alkyl group, Z stands for a group in which X1 and X2, which may be t...

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Bibliographic Details
Main Authors SUGIMOTO; HACHIRO, HAMAZO; SACHIYUKI, NAKAMURA; TAKAHARU, DAIKU; YOSHIHARU
Format Patent
LanguageEnglish
Published 14.01.1986
Edition4
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:A novel compound has the following formula: [I] in which R1 and R2 are methyl or a group having the formula: [II] provided that one of R1 and R2 is methyl and the other is said group, wherein R stands for a hydrogen atom or a lower alkyl group, Z stands for a group in which X1 and X2, which may be the same or different, stand for a hydrogen atom, a lower alkyl group, a lower alkoxy group, a trifluoromethyl group or a halogen atom, or a pyridyl group or a group in which Y1 and Y2, which may be the same or different stand for a hydrogen atom, a lower alkyl group, a lower alkoxy group, a trifluoromethyl group or a halogen atom, X stands for a nitrogen or carbon atom, and n is an integer of from 2 to 10, provided that when R2 is the group having the formula II, X is not carbon and Z is not pyridyl.
Bibliography:Application Number: US19830484044