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利眠宁和硝基安定是1,4-苯并二氮杂化合物,用作安定药和镇静药。应用具活泼亚甲基的乙酰乙酸乙酯与重氮化的药物起偶合作用,生成的偶合产物最大吸收波长分别在408
Limomine and nitrazepam are 1,4-benzodiazepine compounds used as diazepam and sedatives. Application of active methylene ethyl acetoacetate and diazotization of drugs from the coupling effect, the maximum absorption wavelength of the resulting coupling products were 408