避免了传统硫酸酸洗法脱硫工艺中苯损失大、硫酸和碱用量大的问题。
The major loss caused by the method of washing with sulfuric acid was avoided, and the consumptions of sulfuric acid and alkali were decreased.
考察了碱用量、反应温度、反应时间、丙烯酰胺浓度对反应效率和取代度的影响。
The effects of sodium hydroxide, reaction temperature, reaction time, acrylamide concentration on the reaction efficiency and degree of substitution were studied.
结果实验表明，煎煮次数、溶媒用量对吴茱萸次碱的提取影响较大，煎煮时间则次之。
Result The experiment show that decoction time and menstruum dosage have the evidence influence on extracting rutaecarpine, and decoction hour take second place.
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