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- sinapine bisulfate 酸性硫酸芥子碱
- It shows that sodium bisulfate is active. 结果表明,硫酸氢钠的催化活性良好。
- Ethyl lactate was synthesized with sodium bisulfate. 采用硫酸氢钠为催化剂合成乳酸乙酯。
- Sodium bisulfate is an excellent catalyst for synthesizing butanone 1,2-propan. 以一水合硫酸氢钠为多相催化剂,由丁酮和1,2-丙二醇反应合成了丁酮1,2-丙二醇缩酮。
- Benzyl butyrate was synthesized by using potassium bisulfate as the ca talyst. 以硫酸氢钾为催化剂,丁酸和苄醇为原料合成丁酸苄酯。
- Isoamyl butyrate was synthesized by using potassium bisulfate as the catalyst. 以硫酸氢钾为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯。
- The radiation protective effect of sinapine, which is widely distributedin Cruciferae, on wheat and barley was reported by my foregoing article. 前一工作报道存在于十字花科植物中的芥子碱对小麦和元麦有辐射保护作用。
- Conclusion Potassium bisulfate is an excellent catalyst for the synthesis of butyl lactate. 结论硫酸氢钾是合成乳酸丁酯的良好催化剂。
- OBJECTIVE To study the effect on the extraction yield and efficiency of sinapine with different extraction conditions and ways. 目的探讨不同提取条件和不同提取方法对芥子碱提取得率与效率的影响。
- Using sodium bisulfate as the catalyst,butyl butyrate was synthesized from butyric acid and butanol. 以硫酸氢钠为催化剂,丁酸与丁醇为原料合成了丁酸丁酯。
- Objective To study the catalytic activity of potassium bisulfate in synthesizing hexyl hexanoate. 目的研究硫酸氢钾在合成己酸己酯工艺中的催化性能。
- The study realized the good blocking of isocyanate by sodium bisulfate with the mixing solvent of ethanol and water. 选用乙醇和水作为溶剂 ,实现亚硫酸氢钠对异氰酸酯的良好封闭。
- Aim To determine the level of sinapine thiocyanate and select the optimal extracting procedure for Semen Sinapis albae,Rhizoma Corydalis and Radix Kansui. 目的测定芥子碱硫氰酸盐的含量,并优选白芥子与延胡索、甘遂合并提取的最佳工艺。
- Objective To study the catalytic activity of potassium bisulfate in synthesizing butyl lactate. 目的研究硫酸氢钾在合成乳酸丁酯工艺中的催化性能。
- Based on it,the extraction efficiency of sinapine were compared between microwave-assisted extraction ultrasonic-assisted extraction and hot alcohol extraction. 并在此基础上,研究微波、超声波辅助提取对芥子碱提取效率的影响。
- Diethyl maleate was a synthesis from maleic anhydride and ethyl alcohol in the presence of sodium bisulfate monohydrate. 在一水硫酸氢钠存在下,由马来酸酐和乙醇合成了马来酸二乙酯。
- The enanthal diethyl acetal is synthesized catalyzed by sodium bisulfate ,with heptaldehyde and ethanol as raw materials. 研究了以硫酸氢钠为催化剂,庚醛和乙醇为原料来制备庚醛二乙缩醛。
- The content of houtttuynine sodium bisulfate in compound Chinese holly leaf tablet was determined as 30mg per tablet. The average recovery was 98.2%. 测得复方四季青片中鱼腥草素含量为30mg/片;平均加样回收率98.;2%25。
- Isopropyl cinnamylate was synthesized by the esterifiestion of isopropyl alcohol with cinnamic acid in the presence of potassium bisulfate monohydrate. 用硫酸氢钾催化肉桂酸与异丙醇的酯化反应,合成了肉桂酸异丙酯。