Not Less Than - 95%
2,2'-(1,4-Piperazinediyl)bis-pyrimidine; 2,2'-(Piperazine-1,4-diyl)dipyrimidine; 1,4-Bis(2-pyrimidinyl)piperazine; Chlorobuspirone; 1,4-Di(pyrimidin-2-yl)piperazine; Buspirone Related Compound G (USP)