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acetic acid amide相关的网络例句

查询词典 acetic acid amide

与 acetic acid amide 相关的网络例句 [注:此内容来源于网络,仅供参考]

Our main products category has chloride (pivaloyl chloride, acetyl chloride, Propionyl chloride, methyl acryloyl chloride, butyl chloride, 2 - furyl chloride already chloride, acryloyl chloride, is amyl chloride, etc.) and acids (positive acid, pivalate, propionate, acetic acid, methyl acrylate, 2 - furoic acid, etc.) and so on dozens of products.

我公司主要生产的产品有酰氯类(特戊酰氯、乙酰氯、丙酰氯、甲基丙烯酰氯、正丁酰氯、2-呋喃甲酰氯、己酰氯、丙烯酰氯、正戊酰氯等)和酸类(正丁酸、特戊酸、丙酸、乙酸、甲基丙烯酸、2-呋喃甲酸等)等几十种产品。

Results At 2 h after damage in cerebral cortex 5-hydroxyindolecetic acid (5-HIAA) elevated remarkably; At 8 h after da-mage 5-hydroxytryptamine (5-HT), homovanillic acid elevated; but there was no obvious change on norepinephrine and 3,4-dihydroxyphenyl acetic acid.

结果 大脑皮质运动区在损伤后2小时5-羟吲哚乙酸(5-HIAA〕明显升高;8小时后5-羟色胺(5-HT)、高香草酸升高;去甲肾上腺素及3、4-双羟苯乙酸变化不明显。

The results indicated that the total quantity of volatile components in grape wine after MLF had increased and there were evident difference in the contents and proportion of isoamyl alcohol, 2-ethyl hydracrylic acid, ethyl succinate, and acetic acid in the two kinds of grape wine treated or not treated by MLF. Besides, lactic acid and ethyl lactate, which could not be accurately identified in grape wine not treated by MLF, could be easily separated and identified in grape wine treated by MLF like other main components.

结果表明,MLF葡萄酒较未经MLF的葡萄酒中挥发性成分的总量有所提高;异戊醇、2-羟基丙酸乙酯、琥珀酸乙酯和醋酸在两工艺的葡萄酒中的含量和比例存在明显差异;乳酸、乳酸乙酯和两种未能准确鉴定的物质只在MLF葡萄酒中作为主要成分被分离检测到。

Amino-6-nitrobenzodifuroxan was prepared through a three-step reaction from starting material 3, 5-dinitrobenzoic acid:(1)3, 5-dinitroaniline (1) was synthesized from the reaction of DNBA and hydrazoic acid in inert solvent 1, 2-dichioroethane through Schmidt rearrangement with yield of 89.6%;(2) 1 was subjected to nitration to prepare pentanitroaniline (2) with yield of 51.1%;(3) The title compound was prepared from 2 and sodium azide in acetic acid through denitrogenation and then Schmidt rearrangement with yield of 86.8%, m.p.204℃~206℃.

以3,5-二硝基苯甲酸为原料经过3步反应合成了7-氨基6-硝基苯并二氧化吠咱:第1步反应,在二氯乙烷惰性溶剂中,DNBA与叠氮酸反应并发生Schmidt重排反应生成3,5-二硝基苯胺(1),产率89.6%;第2步反应,1在含100%硫酸的硝硫混酸中硝化生成五硝基苯胺(2),产率51.1%;第3步反应,2与叠氮酸反应,不经分离直接进行热解脱氮、Schmidt重排反应,得到目标化合物, m.p.204℃~ 206℃,产率86.8%。

Rats in the experimental group received conventional fixation, and then decalcified with modified decalcifying fluid [10 mL of methanoic acid, 8 mL of concentrated hydrochloric acid (1.19 relative density, 3 g of aluminum chloride, 20 mL of formaldehyde (0.4 volume fraction), 3 mL of glacial acetic acid, adding to 200 mL with saline solution], dehydrated, transparentized with chloroform, and then embedded for a long time, dyed, mounted and made into tissue sections.

实验组经过常规固定,而后应用改良脱钙液(甲酸10 mL、浓盐酸(相对密度1.19)8 mL、氯化铝3 g、体积分数为0.4的甲醛20 mL、冰乙酸3 mL,加生理盐水至总体积200 mL)脱钙、脱水、氯仿透明、包埋时间延长、染色、封固和切片;对照组进行常规固定、脱钙、脱水、透明、包埋、染色、封固和切片。

The optimum conditions were obtained as follows: the weight ratio of fatty acids and 85%acetic acid is 1:4, ozonolysis temperature is 20-25℃, manganese/copper acetate as catalyst, and the amount of catalyst is 0.15% of fatty acids, oxidation decomposition temperature and oxidation decomposition time are 90-95℃ and 4 hours respectively. the yields of azelaic acid and pelargonic acid are 57.4% and 51.6% respectively.

以菜油酸为原料、85%醋酸水溶液为溶剂,经臭氧化、氧化分解、重结晶等过程制备壬二酸和十三烷二酸的最佳反应条件为:m:m(85%醋酸)=1:4,臭氧化温度20-25℃;氧化分解温度80-85℃,催化剂醋酸锰/醋酸铜用量为原料菜油酸质量的0.12%,氧化分解时间3h,重结晶溶剂壬酸的用量为5倍质量的氧化分解产物时,十三烷二酸的收率为58.3%,壬二酸的收率为57.2%。

Factors were reviewed, and optimum conditions was obtained,these experiments provide effective data for industrial manufacture.On the condition of using fatty acids of cottonseed oil as raw material,85% acetic acid as solvent,this paper prepared azelaic acid and pelargonic acid by ozonolysis, oxidation decomposition , extracted by boiling water,active carbon absorpting etc.

以棉油酸为原料、85%醋酸水溶液为溶剂,经臭氧化、氧化分解、沸水萃取、活性炭吸附脱色等过程制备壬二酸的最佳反应条件为:m:m(85%醋酸)=1:4,臭氧化温度20-25℃;氧化分解温度90-95℃,催化剂醋酸锰/醋酸铜用量为原料棉油酸质量的0.15%,氧化分解4h,壬二酸收率为57.4%,壬酸收率为51.6%。

Ethyl alcohol, 3-methyl-4-oxo- pentanoic acid, acetic acid butyl ester, 2-methyl-butanoic acid ethyl ester, diethyl phthalate,-2,4-Decadienal were the same volatiles d from the 10 cultivars.

其中共有组6种,为乙醇、3-甲基-4-羰基戊酸、乙酸丁酯、2-甲基丁酸乙酯、邻苯二甲酸二乙酯、-2,4-癸二烯醛。

Results: When the proportion of acetic acid and hydrogen peroxide was 2:1,the catalyst sulfuric acid used was in the range of 30~50 g/L,the reaction temperature was 25℃ and the reaction time was 24 h,the product had highest peracetic acid content.

结果,乙酸与过氧化氢质量比为2:1时,催化剂硫酸用量在30g/L~50g/L范围内,反应温度25℃和反应时间24 h综合条件下,产出过氧乙酸含量最高。

This further indicated that when the acetic acid compound existed it could slow the growth rate of the particles of polysilicic acid, but total species distribution and its transformation model of polysilicic acid did not change.

乙酸化合物的存在,能够有效减缓硅酸溶液中聚硅酸颗粒物的生长速度,但聚硅酸的总体形态分布与转化规律的模式并没有因为乙酸的存在而发生根本的改变。

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