Alfentanil. Molecular model of the synthetic analgesic drug alfentanil (C21.H32.N6.O3), used for anaesthesia in surgery. It is classified as an opioid (a drug resembling the opiates), affecting the body's opioid receptors. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration.
Model release not required. Property release not required.