C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/206.3
C07D 519/02 (2006.01) C07D 487/04 (2006.01) C07D 498/14 (2006.01)
Patent
CA 1105007
ERGOT PEPTIDE ALKALOID DERIVATIVES Abstract of the Disclosure Compounds of formula I, Image I wherein R1 is alkyl of 1 to 4 carbon atoms, R2 is hydrogen, alkyl of 1 to 4 carbon atoms or benzyl, R3 and R5 are, independently, hydrogen or methyl, R4 is hydrogen or alkyl of 1 to 4 carbon atoms, and R6 and R7 together form a single bond, or R6 and R7 are each hydrogen, R6 is methoxy, and R7 is hydrogen, are useful in the treatment of hypertension, angina pectoris, depressions, neuroses and psychoses.
286056
Stadler Paul
Stutz Peter
Gowling Lafleur Henderson Llp
Sandoz Ltd.
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