Li, Lu published the artcileSynthesis of ketoconazole derivatives, HPLC of Formula: 67914-60-7, the publication is Zhongguo Yaowu Huaxue Zazhi (1995), 5(4), 271-3, database is CAplus.
Title compounds I [R = Ac, P(O)(OEt)2, P(O)(OCHMe2)2] were prepared E.g., reaction of I (R = H) with di-Et phosphite, Et3N, and CCl4 in N,N-dimethylacetamide, CH2Cl2, and benzene gave 86% I [R = P(O)(OEt)2].
Zhongguo Yaowu Huaxue Zazhi published new progress about 67914-60-7. 67914-60-7 belongs to piperazines, auxiliary class Piperazine,Benzene,Phenol,Amide, name is 1-(4-(4-Hydroxyphenyl)piperazin-1-yl)ethanone, and the molecular formula is C12H16N2O2, HPLC of Formula: 67914-60-7.
Referemce:
https://en.wikipedia.org/wiki/Piperazine,
Piperazines – an overview | ScienceDirect Topics