Pirazoline derivatives, 5-(2-bromophenyl)-3-(naphthalenyl)-4,5-dihydro-1H-pyrazole was synthesized through cyclization reaction between chalcone (E)-3-(2-bromophenyl)-1-(naphthalenyl)prop-2-enon and hydrazine hydrate using ...

Amaranthus spinosus L (Amaranthaceae) has long been used by Indonesian people and neighboring countries as a traditional medicine. In this study, toxicity of the aereal part of this plant has been conducted using Brine ...