Theophylline and theobromine derivatives

• Main Authors: SUGIMOTO; HACHIRO, HAMAZO; SACHIYUKI, NAKAMURA; TAKAHARU, DAIKU; YOSHIHARU
• Format: Patent
• Language: English
• Published: 14.01.1986
• Edition: 4
• Subjects: CHEMISTRY; HETEROCYCLIC COMPOUNDS; METALLURGY; ORGANIC CHEMISTRY

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...