Brifentanil

Known as: 1-(2-(4-ethyl-4,5-dihydro-5-oxo1H-tetrazolyl)ethyl)-3-methyl-4-(N-(2-fluorophenyl)methoxyacetamido)piperidine, Acetamide, N-(1-(2-(4-ethyl-4,5-dihydro-5-oxo-1H-tetrazol-1-yl)ethyl)-3-methyl-4-piperidinyl)-N-(2-fluorophenyl)-2-methoxy-, cis-

National Institutes of Health