作者报导了由去甲基罌粟硷轉变成罌粟植物中的嗎啡(Ⅳ),从前确定去甲基罌粟硷是嗎啡(Ⅳ)最合适的前身。同时,对嗎啡的生物合成的中間阶段作了扼要的闡述。实驗指出;3,4-二甲氧基苄氯在二甲某亚砜中用氰化钾 The authors report morphine (IV) conversion from normepinepyruvate to opium poppy plants. It was previously established that normepinephrine is the most suitable precursor of morphine (IV). At the same time, the intermediate stages of morphine biosynthesis are briefly described. Experiments indicate; 3,4-dimethoxybenzyl chloride in dimethyl sulfoxide with potassium cyanide