The molecule is an organic salt, being the disodium salt of 2,2'-piperazine-1,4-diylbisethanesulfonic acid (PIPES), a buffering agent. It has a role as a buffer. It contains a 2,2'-piperazine-1,4-diylbisethanesulfonate.
disodium;2-[4-(2-sulfonatoethyl)piperazin-1-yl]ethanesulfonate