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benzoic相关的网络例句

查询词典 benzoic

与 benzoic 相关的网络例句 [注:此内容来源于网络,仅供参考]

Benzyl bromide was synthesized from potassium bromide ,a by-product from synthesis of 2-hydroxy-4-n-octyloxybenzophenone(UV-531),and benzoic alcohol in the presence of concentrated sulfuric acid.

溴化钾作为工业生产2-羟基-4-正辛氧基二苯甲酮的副产品,在浓硫酸存在的条件下,与苯甲醇进行反应合成苄基溴。

The results indicated that 3 chemicals could greatly enhance resistance of potato tuber to early blight at low concentrations.Protection rates induced by phenol(1 mmol/L),benzoic acid(0.01 mmol/L),and paraaminobenzoic acid(5 mmol/L) were 43.21%,40.72%,and 28.75%,respectively.

结果表明,供试的3种化合物均在较低浓度下具有较强的诱导抗病作用,苯酚、苯甲酸和对氨基苯甲酸分别在1,0.01和5 mmol/L时诱导的保护率最高,分别达到43.21%,40.72%和28.75%,均与对照差异极显著。

They are 4-(2- hydroxy-3-butynlenoxy) benzoic acid (1, WA), 5-chloro-7, 8-dihydroxy-7-methyl- 6-oxo-3- [ -3, 4-dihydroxy-3, 5-dimethyl-l-heptylene] -1H-8, 8a-dihydrobenzo [2, 3-c] pyran (2, WB),-2-(2-methyl-2-dibutene diamido)-2-butenoic acid (3, B5262), 3, 4-dihydro-9, 10-dihydroxy-7-methoxy-3-methyl-1H-naphtho [2, 3- c] pyran-1-one (4, A73 semi-Vioxanthin), 8, 8'-bis (6, 9-dioxo-3,4-dihydro-10- hydroxy-7-methoxy-3-methyl-1H-naphtho [2, 3-c] pyran-1-one)(5, A122 Xanthomegnin), 2, 5-dioxo-3a-hydroxymethyl-3, 3a, 6, 6a-tetrahydro-furo [2, 3-b] furan (6, 1003-2), 7-acety1-5-chloro-6, 8-dioxo-7-methyl-3- [ -3, 5-dimethyl-1, 3- diheptylene] -4aH-benzo [2, 3-c] pyran (7, M2-2 sclerotiorin), respectively.

它们分别被命名为4-(2-羟基-3-丁炔氧基)苯甲酸(1,WA)、5-氯-7,8-二羟基-7-甲基-6-氧代-3-[-3,4-二羟基-3,5-二甲基-1-庚烯基]-1H-8,8a-二氢苯并[2,3-c]吡喃(2,WB)、-2-(2-甲基-2-丁烯二酰亚胺基)-2-丁烯酸(3,B5262)、3,4-氢-9,10-二羟基-7-甲氧基-3-甲基-1H-萘并[2,3-c]吡喃-1-酮(semi-Vioxanthin,4,A73)、8,8'-双(6,9-二氧代-3,4-二氢-10-羟基-7-甲氧基-3-甲基-1H-萘并[2,3-c]吡喃-1-酮)(Xanthomegnin,5,A122)、2,5-二氧代-3a-羟甲基-3,3a,6,6a-四氢-呋喃并[2,3-b]呋喃(6,1003-2),7-乙酰基-5-氯-6,8-二氧代-7-甲基-3-[-3,5-二甲基-1,3-庚二烯基]-4aH-苯并2,3-c]吡喃(Sclerotiorin,7,M2-2)。

The five quinazoline compounds were prepared by using 2 amino 4,5 dimethoxy benzoic acid as original material, which underwent ring closing, halogenation and substitution.

以2 氨基 4,5 二甲氧基苯甲酸为原料,分别经过环化、氯代、取代等反应,合成了五种目标化合物。

The five quinazoline compounds were prepared by using 2????amino????4,5????dimethoxy benzoic acid as original material, which underwent ring????

我们改进了这种化合物的合成方法,用简单省时的SOCl2回流法合成五种喹唑啉类EGFR????

And 1. 0M respectively. BYS-1 could use anline, phenol and salicylic acid as substrate to support growth, but could not use catechol and quinol, it could use benzoic acid poorly.

BYS-1能耐受多种重金属离子,Zn〓,Cu〓,Ba〓,Mn〓对其降解苯乙酸没有明显的影响,Co〓和Cr〓对其降解稍有影响,Cd〓和Pb〓则抑制其降解。

The study was about the effects of main inhibitory substance — benzoic acid and cinnamic acid on radicle growth,microstructure and ultrastructure of watermelon.

本试验是利用已知的西瓜主要自毒物质—苯甲酸和肉桂酸,研究其对西瓜幼根的生长、显微结构及超微结构的影响。

The protein had the specificity on substrate recognition, which could decompose 3,4-dihydroxybenzoic acid to catechol but not 2,4-dihydroxy- benzoic acid to resorcin. The ligand at C-3 site of benzene ring had no effect on enzyme activity.

蛋白质还具有底物识别的特异性,能够催化3,4-二羟基苯甲酸转化为邻苯二酚,而不能催化2,4-二羟基苯甲酸转化为间苯二酚,这表明苯环上3'位的配基对酶活无影响。

An analytic method for determination benzoic acid, sorbic acid and saccharin in high oil food was developed.

建立了含油食品中的苯甲酸、山梨酸和糖精钠的高效液相色谱分析法。

Avoid contact of skin and eyes with sodium thiosulfate solution. 3 '-Chloro-4 '-methoxyacetophenone and 4-methoxy- benzoic acid are irritants.

避免接触皮肤和眼睛thiosulfate钠溶液的-methoxyacetophenone -Chloro-4.3 '和4-methoxy -苯甲酸是刺激物。

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