1,5-Dimethyl-2-phenyl-1H-pyrazol-3(2H)-one–4,4′-(propane-2,2-diyl)bis[1,5-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one] (1/1)
The asymmetric unit of the title compound, C11H12N2O·C25H28N4O2, contains two different molecules.The smaller is known as antipyrine [systematic name: 1,5-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one] and the larger is built up from two antypirine molecules which are connected through Mittens a C atom of the pyrazolone Cover for Radio Head ring