C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/242.3, 260/2
C07D 473/34 (2006.01) C07D 211/58 (2006.01)
Patent
CA 1108612
ABSTRACT OF THE DISCLOSURE New piperidinoalkyl derivatives of purine of the formula (I):- Image wherein R1 is a hydrogen atom or a lower alkyl radical, R2 is a hydrogen atom, an aryl or a lower alkyl radical which is optionally substituted by hydroxyl or R1 and R2, together with the nitrogen atom to which they are attached, can also form a heterocyclic ring and R3 is a hydrogen atom or an acyl radical; and the acid addition pharmaceutically acceptable, pharmacologically compatible salts thereof with non-toxic inorganic or organic pharmacologically acceptable acids have anti-allergic, anti-inflammatory and anti-oedematous activities.
319884
Friebe Walter-Gunar
Roesch Androniki
Schaumann Wolfgang
Thiel Max
Wilhelms Otto-Henning
Boehringer Mannheim G.m.b.h.
Sherman
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