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US3954765A Piperazines derivatives 失效
哌嗪衍生物

Piperazines derivatives
摘要:
Piperazine derivatives of the formula: ##SPC1##Wherein n is 0 or 1, X is oxygen or sulfur, R and R', which are the same or different, are hydrogen or lower alkyl and: ##SPC2##Is always bonded to the benzene ring.These compounds are used as medicine especially in the treatment of peripheral vascular disorders, Parkinson's disease, hypertension and pain.
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