CYCLOALKANE(1,2-C:4,3-C')DIPYRAZOLES

摘要

The present invention is directed to a group of methylated tetrahydro cyclohepta[1,2-c:4,3-c']dipyrazoles and benzo[1,2-c:4,3-c']dipyrazoles useful as bronchodilators. The compounds are prepared by the reaction of an appropriate hydrazine with an appropriate 1,3-diketone or with a compound that is chemically equivalent to a 1,3-diketone.