C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
167/231, 260/278
C07D 271/04 (2006.01) A61K 31/445 (2006.01) C07D 211/98 (2006.01) C07D 413/04 (2006.01)
Patent
CA 2020217
Ref.3432 Dr.Eu/L10765 Abstract Substituted 3-aminosydnone imines of the formula I Image (I) and their pharmacologically acceptable acid addition salts, in which R1 denotes e.g. hydrogen; R2 denotes e.g. an alkyl radical; at least two of the radicals R3, R4, R5 and R6 denote alkyl radi- cals and the others denote hydrogen, are prepared by cyclization of a compound of the formula II Image (II) and, if appropriate, subsequent acylation, and have useful pharmacological properties.
Baumgartner Christian
Beyerle Rudi
Bohn Helmut
Kujath Eckard
Melitta Just
Baumgartner Christian
Beyerle Rudi
Bohn Helmut
Cassella Aktiengesellschaft
Fetherstonhaugh & Co.
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