The piperaszine salts with 24 kinds of phenols and 6 kinds of oreanic carboxylic acids were prepared. The test of anthelmintic effect against Ascaris suilla, in vitro, for Hexachlorophene-piperazine salt, Bithionol-poperazine salt, Kainic acid-poperazine salt were also carried cut compared with Piperazine, Hexachlorophene, Rithionol and Kainic acid.
(Received Novemper 10, 1962)
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