abstract |
N-[(HETEROCYCLE)ALKYL]3,4-(OR 4,5)-DIARYL-1H-PYRAZOLE-1-ACETAMIDES AND PYRAZOLE -1-PROPANAMIDES, USEFUL FOR TREATING CARDIAC ARRHYTHMIAS IN MAMMALS, ARE PREPARED BY REACTING A LOW-ALKYL ESTER OF PYRAZOLE-1-ACETIC OR PROPANOIC ACID WITH AN APPROPRIATE (HETEROCYCLE-ALKYL) AMINE OR BY REACTING A PYRAZOLE-1-ACETIC OR PROPANOIC ACID WITH AN APPROPRIATE (HETEROCYCLE-ALKYL)AMINE. |