4-[4-(Diphenylmethoxy-d5)-1-piperidinyl]-1-[4-[(2-hydroxy-1,1-dimethyl)ethyl]phenyl]butyne

4-[4-(Diphenylmethoxy-d5)-1-piperidinyl]-1-[4-[(2-hydroxy-1,1-dimethyl)ethyl]phenyl]butyne is a complex organic compound that is primarily used in research and laboratory settings. It is commonly used as a ligand for the study of the effects of G protein-coupled receptor (GPCR) activation and inhibition. The chemical structure of this compound includes a piperidine ring, a butyne chain, and a diphenylmethoxy-d5 group. The presence of deuterium in the diphenylmethoxy-d5 group makes it useful for NMR spectroscopy studies. The hydroxyethyl group in the phenyl ring also adds to the complexity of the compound. In terms of its chemical properties, this compound is highly lipophilic and has a high affinity for GPCRs. Its molecular weight is 456.63 g/mol and its chemical formula is C28H32D5NO2. While there are no known medical or therapeutic uses for this compound, its study is important for understanding the mechanisms of GPCR activation and inhibition. It is important to note that this compound should only be used by trained professionals in a laboratory setting with appropriate safety measures in place.