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- Keywords acetylated schizophyllan;spectroscopic analysis;degree of substitution; 乙酰化裂褶多糖;光谱分析;取代度;
- acetylated schizophyllan 乙酰化裂褶多糖
- 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
- 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?
- Then prepare the acetyl ferrocene. 反应制得夹心结构的二茂铁。
- An example of the acyl group is the acetyl group. 乙酰基是酰基的一个例子。
- 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。
- In aerobic respiration it is decarboxylated to form acetyl CoA. 在需氧呼吸中,丙酮酸脱去羧基形成乙酰辅酶A。
- Rice starch was acetylated and cross-linked by extrusion and wet-method. 对比研究了挤压法和湿法制备乙酰化大米淀粉与交联大米淀粉的工艺与理化特性。
- A method for determining hydroxyl value of epoxy-containing polyester,namely acetyl chloride method is introduced. 介绍了一种含环氧基聚酯的羟值测定方法,即乙酰氯法。
- This article describes the application of a new desulfurizing catalyst G1 in Yangzi Acetyl Chemical Co Ltd. 文章介绍了新型脱硫催化剂G1在扬子乙酰公司的应用情况。
- Finally, in 1853, a French 4)chemist called Charles Gerhardt 5)managed to produce acetyl salicylic acid, or aspirin. 最后在1853年,法国化学家查尔斯葛哈德终于制造出乙醯柳酸,即阿司匹林。
- The glucuronides were then first methylated, then acetylated and optical rotations were tabulated. 葡萄糖醛酸甙然后首先甲基化,然后乙酰基化和旋光度做表。
- The influence of reaction conditions on the degree of substitution of acetylated starche was investigated. 以玉米淀粉为原料,醋酸酐为酯化剂,甲烷磺酸为催化剂,制备高取代度淀粉醋酸酯。
- Comparing with corn starch,the acetylated banana starch presented higher values in ash,protein and fat. 通过与玉米淀粉比较,乙酰化香蕉淀粉的灰分、蛋白质、脂肪含量均比乙酰化玉米淀粉高。
- The acetylated products were detected by GC/MS, using pNP-Glu as substrate, reaction time 15 min. 研究结果证实了产物中有含二糖结构类型成分,揭示了这个酶的糖苷合成的特点。
- Carnely had reported the acetylated compound of S-D-1 and assumed the initial compound in Lobophytum derpessum. Carnely将软珊瑚Lobophytum derpessum提取物的粗流分乙酰化后分离得到,他们据此推测出该种软珊瑚中的原始化合物为无乙酰基取代的四羟基甾醇4-II。