Piperazin-2-one
- (3E)-3-(2-naphthalen-1-yl-2-oxo-ethylidene)-1-phenyl-piperazin-2-one
- CAS 178408-30-5 · 424681
- 1-(3-chlorobenzyl)piperazin-2-one
- CAS 701208-30-2 · 1756599
- 1-methyl-4-[4-(methylsulfonylmethyl)-6-morpholin-4-yl-pyrimidin-2-yl]piperazin-2-one
- CAS 944057-97-0 · 2123359