acetyl

acetyl chloride.

乙酰基氯化物。

an acetyl group.

乙酰基。

METHOD HPLC method was used to determine the content of 23 acetyl alisol B in different samples.

法采用高效液相色谱法测定各样品中23-乙酰泽泻醇B含量。

Using 2-acetyl benzimidazole and sodium bromide as raw material,2-(dibromine acetyl)-benzimidazole hydrobromate was synthesized with the new bromine that displaced by chlorine gas in light.

以2-乙酰基苯并咪唑和溴化钠为原料,在光照条件下用氯气换出溴化钠中溴素,合成兽药噻苯咪唑中间体-2-(二溴乙酰基)-苯并咪唑氢溴酸盐。

This article reports the analytical way of 21 kinds of 3-fluro-acetyl butylate derivatives from the amino acids by capillary gas chromatography.

本文报道了三氟乙酰氨基酸正丁细管气相色谱分析法；

N-acetyl-D-neuraminic acid is an important representative of a distinct class of aminosugar compounds-neuraminic acid, and has potential commercial value.

乙酰-D-神经氨酸是一类特殊氨基糖重要代表,有重要医药应用价值。

Objective Urine and salive N-acetyl-β-D-glucosaminidase (NAG) and urine δ-aminolevuline acid (ALA) and urine AKP were observed in smeltery workers.

目探讨接触金属冶炼烟尘对废金属冶炼工生物学监测指标影响。

The hydroxyl value of epoxy-containing polyester was determined by analyzing acetification principle and using acetyl chloride as acetifier and methylene chloride as solvent.

通过对其酰化原理分析,选用乙酰氯作酰化剂、二氯甲烷作酰化溶剂,测定含环氧基聚羟值。

Methyl thioacetate was prepared by using acetyl chloride and methyl mercaptan as starting raw material in this paper.The yield of product is 69.3%.Itcan be used in seasoning flavor.

对可用于各种调味香精食用香料硫代乙酸甲合成进行了初步研究，产率达到693％，对所合成产品做了红外光谱分析和质子核磁共振分析，确定了其化学结构。

The enzyme activity test results showed that aldonase could transform Nacetyl-D-ManNAc into N-acetyl-D-neuraminic acid very efficiently.

经纯化后催化活性实验结果表明,醛缩酶可将N-乙酰-D-甘露糖胺高效率地转化为N-乙酰-D-神经氨酸,表现出较高催化活性。

Edible Wild Herbs of Cat Pow contains renieratene, vitamin, protein, fat, sugar, crude fiber, potassium, calcium, magnesium, pterosin, acetyl-pterosin, bilineurine, sterine and other 18 amine acids.

蕨菜嫩叶含胡萝卜素、维生素、蛋白质、脂肪、糖、粗纤维、钾、钙、镁、蕨素，蕨甙、乙酰蕨素、胆碱、甾醇此外还含有18种氨基酸等。