Synonyms: | BUTABARBITAL-D5;5-Ethyl-d5-5-(1-methylpropyl)-2,4,6(1H,3H,5H)-pyrimidinetrion;(5-Ethyl-D5-5-(1-methylpropyl)-2,4,6(1H,3H,5H)-pyrimidinetrione);5-sec-Butyl-5-(ethyl-d5)barbituric Acid;5-sec-Butyl-5-(ethyl-d5)-Barbituric Acid;Butabarb-d5;Butabarbitone-d5;Butatab-d5 |