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- The most favorable operating conditions decided through the orthogonal experiment are as follows. Pour 0 6 mL of perchloric acid(3%),1 30 mL of acetylation reagent into the test solution and keep it for 15 min,then add 4 mL of pyridine solution. 并通过正交实验确定了最佳测定条件 :在试液中加质量分数为 3%25的高氯酸 0 6mL ,乙酰化试剂 1 30mL ,酰化15min ,加吡啶水溶液 4mL。
- Meth3: DCC as dehydrate reagent, DMAP as catalyzer, acetic acid as acetylate reagent reacted with AP in anhydrous DMSO at 40? for 48h. 方法三:以DCC为脱水剂,冰醋酸为乙酰化试剂,DMAP为催化剂在40℃下反应48h。
- acetylation reagent 乙酰化试剂
- The reagent possesses specificity for water. 这种试剂对水有特殊的作用。
- L-Methyl glyoxylate is an important chiral reagent. 二羟乙酸L-薄荷酯是一种重要的手性试剂。
- To bring an acetyl group into(an organic molecule. 乙醯化使乙醯化,把一乙醯基带入(一有机分子)之中
- This reagent attacks feldspars and dark minerals. 这种反应物质侵蚀长石和音色矿物。
- Who knows what effect acetyl salicylic acid has? 谁知道乙酰水杨酸有什么作用?
- To bring an acetyl group into(an organic molecule). 乙醯化使乙醯化,把一乙醯基带入(一有机分子)之中
- Acetyl choline can how is sexual urticaria treated? 乙酰胆碱能性荨麻疹怎么治疗?
- Luoyang Tiancheng Chemical Reagent Co., Ltd. 洛阳天骋化学试剂有限公司。
- Then prepare the acetyl ferrocene. 反应制得夹心结构的二茂铁。
- Tianjin Damao Chemical Reagent Co., Ltd. 天津大茂化学试剂公司。
- An example of the acyl group is the acetyl group. 乙酰基是酰基的一个例子。
- BEIJING HENGJU OILFIELD CHEMICAL REAGENT CO., LTD. 北京市恒聚油田化学剂有限公司。
- They often use oriole reagent in their experiments. 他们在实验过程中,要经常用到吡咯试剂。
- This bifunctional reagent links protein molecules to one another. 这种双用试剂把蛋白质分子彼此连接起来。
- USES: As chemical reagent and corrodent of integrated plate. 用途:作化学试剂和集成电路电镀板的消蚀剂。
- This paper deals with the synthesis of acetyl spiramycin. 本文对乙酰螺旋霉素的合成工艺进行了系统研究。
- One, called TSA, inhibits the enzyme that removes acetyl groups. 一个是TSA,它可以抑制去除乙酰基的酶。