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Attempted Preparation of 1Ethyl2
Attempted Cyclization of PMethyl
4 other sections not shown
2,2-Diphenyl-3-keto-li-methylmorpholine 3-necked flask absolute ethanol absolute ether activity added addition allowed amine amino acid amount Anal analgesic anhydrous approach Attempted Preparation basic bath benzilic acid benzyl brown carbon tetrachloride Chem chloride compound concentrated condenser cooled crude Derivatives dilute diphenylbromoacetic acid diphenylchloroacetate dissolved distilled dried drugs dry benzene ether ethyl ethylene oxide extracted failed filtered filtrate formed Found gave a negative give heated hydrobromide hydrochloride hydrogen bromide hydrogen chloride leaving liquid magnesium melting point method methylamine methylaminodiphenylacetic acid minutes mixed mole morphine natural obtained organic overnight phosphorus placed precipitated Preparation reaction mixture refluxed removed residual round-bottom flask fitted salt sample was recrystallized saturated sealed setting sodium solid separated solid was collected solution solution was refluxed sulfuric acid synthesized test for halogen tion treated tube washed weight white crystalline solid white solid yellow liquid yield