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PROCESS FOR PREPARING NOVEL TAUTOMERS OF TRANS-4AR-5-N-PROPYLO-4,4A,5,6,7,8,8A,9-OCTAHYDRO-1H /AND 2H/ -PYRAZOLO/3,4G/QUINOLINE
PROCESS FOR PREPARING NOVEL TAUTOMERS OF TRANS-4AR-5-N-PROPYLO-4,4A,5,6,7,8,8A,9-OCTAHYDRO-1H /AND 2H/ -PYRAZOLO/3,4G/QUINOLINE
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机译:制备TRANS-4AR-5-N-PROPYLO-4,4A,5,6,7,8,8A,9-OCTAHYDRO-1H / AND 2H / -PYRAZOLO / 3,4G / QUINOLINE的新型共聚物的方法
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摘要
PROCEDURE FOR PREPARING pyrazolo-quinolines of general formula (I) or (II), and their pharmaceutically ACEPTABLES.COMPRENDE the following: FIRST, reacted TRANS-D1-5-N-Propyl-4, 4A, 5,6,7,8,8a, 9-octahydro-1H (and 2H) pyrazolo3,4-GQUINOLINA WITH AN EXCESS OF tARTARIC aCID FORMULA (II); Second, SPREADING THE SALT OF TRANS-stereoisomer tartrate; THIRD fractionally recrystallized MIX FOR TARTRATE SALTS the tartrate salt of Isomer TRANS-4AR; FOURTH, reacting an aqueous solution of the tartrate salt with excess base; And finally, it insulates TRANS-4AR-5-N-propyl-4,4a, 5,6,7,8,8a, 9-octahydro-1H9Y 2H) pyrazolo3,4-SHAPED BASE GQUINOLINA LIBRE.DE application as hypotensive agents.
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