羥基乙酯 的英文怎麼說
中文拼音 [qiǎngjīyǐzhǐ]
羥基乙酯
英文
hydroxy ethyl acrylate
-
羥 :
名詞[化學] (羥基) hydroxyl (group)
-
酯 :
名詞[化學] (有機化合物的一類) ester
-
Benzoic acid or methyl para - hydroxybenzoate or
對
羥基苯甲酸
乙酯或
-
A review on application of monohydrated sodium bisulfate as catalyst in synthesis of ester, such as monocarboxylic esters, dicarboxylic esters, chloroacetates, hydroxycarboxylic esters, aromatic esters and the reusability of sodium bisulfate with
摘要介紹了一水硫酸氫鈉在催化合成
酯(如一元羧酸
酯、二元羧酸
酯、氯
乙酸
酯、
羥基酸脂、芳香酸
酯)中的應用及其重復催化性能。
-
The methods for synthesizing p - hydroxyl ethyl benzoate catalyzed by sulfuric acid, p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, aluminum chloride hexahydrate, stannic chloride pentahydrate, copper sulfate, titanium sulfate, rare earth metal oxide, sodium bisulfate monohydrate, solid super acid and heteropoly acid and so on are reviewed
摘要評述了硫酸、對甲苯磺酸、氨
基磺酸、強酸性陽離子交換樹脂、六水合三氯化鐵、六水合三氯化鋁、五水四氯化錫、硫酸銅、硫酸鈦、稀土金屬氧化物、一水硫酸氫鈉、固體超強酸、雜多酸等催化劑催化合成對
羥基苯甲酸
乙酯的方法。
-
Hydroxy butyric acid ethyl ester
羥基丁酸
乙酯
-
A mixture of catechin and epicatechin, procyanidin b4, 4 - hydroxy - benzoic acid and ethyl gal - late were purified and identified from grape seed procyanidin extract
得到2種原花青素的單體: ( + ) -兒茶素和( - ) -表兒茶素; 1種原花青素二聚體b4 ; 2種其他酚類物質:對
羥基苯甲酸及沒食子酸
乙酯。
-
Methyl para - hydroxybenzoate or ethyl pare - hydroxybenzoate or
對
羥基苯甲酸
乙酯或
-
( 2 ) an aminobenthiazole schiff base has been synthesized as a new fluorescence carrier by reacting 2 - aminobenthiazole with p - allyoxybenzoldohyde. the new kind of schiff base can be utilized for preparing an optical sensor, used for determining furazolidone based on the fluorescence quenching. aminobenthiazole schiff base immobilized on a glass plate surface by covalent bonding can circumvent the leakage of the fluorephore from the sensor surface and guarantee a relatively long working lifetime
( 3 )用強熒光
基團2 -氨
基苯並蒽酮與對烯丙氧
基苯甲醛合成了另一種新的schiff堿類化合物,與甲
基丙烯酸
羥乙酯、丙烯酰胺、環
乙二醇二丙烯酸
酯共聚制得光極膜,制備了一種苯並蒽酮schiff堿光化學傳感器,可用於單質碘的測定。
-
The barnidipine hydrochloride were prepared via cyclocondensation from m - nitrobenzaldehyde, methyl acetoacetate and anmmonium bicarbonate, hydrolysis, esterification with opticaliy ( s ) - n - benzyl - 3 - py - rrolidinol, recrystallisation and salification
摘要研究了以碳酸氫銨,間硝
基苯甲醛和
乙酰
乙酸甲
酯為原料,經縮合、部分水解,再與( s ) - n -芐
基3 -
羥基吡咯烷經
酯化、分步重結晶、成鹽得到鹽酸巴尼地平的工藝路線。
-
Abstract : renews in this paper of the surfactant oil based for surface activies agent of anionic ( alcohol sulfate, sulfonata, acetyl cyanamid, and oleie methyl ester sulfonat etc. ) surface a ctivies agent of nonionic ( apg, alcohol polyxyethnyl ether, alkyl polyoxyethnyl alnyl hydroxyl ether etc. ), for technique improvement and develcpment trends
文摘:綜述了油
基表面活性劑中陰離子表面活性劑(醇硫酸鹽, -磺酸鹽、酰
基氰胺、油酸甲
酯磺酸鹽等) ,非離子表面活性劑( apg 、脂肪醇聚氧
乙烯烷
基醚、烷
基聚氧
乙烯烷
基羥基醚等)的技術進展及今後發展趨勢。
-
Hydroxy ethyl acrylate
羥基乙酯
-
The study of silk fabric grafted with hema
甲
基丙烯酸
羥乙酯接枝改性真絲織物的研究
-
A polyurethane radical composite material ( pu / p ( vc - vac ) ) was synthesized by reaction of hydroxyl vinyl chloride - acetate copolymer ( p ( vc - vac ) ) and pu
摘要試驗研究了以
羥基化的氯
乙烯醋酸
乙烯
酯樹脂為改性劑,與聚氨
酯預聚體反應合成聚氨
酯基氯醋樹脂聚氨
酯復合材料。
-
The synthesis technology of various liquid rubbers with different active group terminated, such as hydroxyl - terminated, carboxyl - terminated, isocyanate - terminated, ami - no - terminated, mercaptan - terminated and various main chains like polybutadiene, polyurethane, polystyrene were reviewed with 23 references
摘要綜述了端
羥基、端羧
基、端異氰酸
酯基、端氨
基、端巰
基等活性端
基,以及聚丁二烯、聚氨
酯、聚苯
乙烯等不同主鏈結構的液體橡膠的合成技術。
-
Standard practice for polyurethane raw materials : determining hydroxyl number of polyols by near infrared spectroscopy
聚氨
基甲酸
乙酯原料的標準實施規范:利用近紅外譜法測定多元醇中的
羥基值
-
Hydroxyquinol triacetate was prepared from p - benzoquinone by 1, 4 - addition reaction with acetic anhydride and then 6, 7 - dihydroxy coumarin was synthesized from it by hydrolyze and cyclization in concentrated sulfuric acid. then 6, 7 - dimethoxy coumarin was synthesized by methylating from 6, 7 - dihydroxy coumarin with an overall yield of 74. 4 %. the procedure was practical. its structure was confirmed by ir and 1hnmr
對苯醌與
乙酸酐經1 , 4 -加成生成1 , 2 , 4 -苯三酚三
乙酸
酯,然後與蘋果酸反應經水解、環合反應得6 , 7 -二
羥基香豆素,再經甲
基化得到6 , 7 -二甲氧
基香豆素,總收率為74 . 4 % ,整個過程反應條件溫和,操作方便,適合工業生產的要求,對產品結構進行了ir和1hnmr表徵。
-
Standard test methods for testing polyurethane raw materials : determination of hydroxyl numbers of polyols
聚氨
基甲酸
乙酯原料的標準試驗方法:多元醇的
羥基數的測定
-
Polymer dispersed liquid crystal ( pdlc ) films are prepared from photo - polymerization of ( cholesteryl acrylate / 2 - hydroxyethyl methacrylate / liquid crystal ) mixtures induced by ultraviolet radiation
摘要選用丙烯酸膽固醇
酯甲
基丙烯酸-
羥乙酯液晶復合體系,在紫外光照射下制備聚合物分散液晶薄膜。
-
Peg and superfluous aa reaction by complete concatenation method, the esterify production " esterify water " and acid number were mensurated, it shows that the esterify reaction would be processed under 100 esterify temperature and with amine accelerantthe tide of esterify reaction was substantiated by ir. in the ir spectrum, the characteristic peak of hydroxy of peg and carboxyl of aa were weakened. and the ester link of peg was reinforce. the " esterify water " was increased gradually and the acid number of esterify production was debased gradually along with the extent of esterify time and the augmentation of molecular weight of peg
通過聚
乙二醇與過量的丙烯酸採用全連續法進行反應,測定
酯化產物「
酯化水」和酸值等宏觀手段反映出在胺類促進劑、 100的
酯化溫度等條件下的
酯化進程,而利用紅外光譜( ir )分析所反映的聚
乙二醇的
羥基和丙烯酸的羧
基特徵峰減弱,而pea的
酯基特徵峰加強等特徵進一步證實了宏觀手段所表現出來的
酯化趨勢:隨著
酯化時間的延長和聚
乙二醇分子量的增大,產生的「
酯化水」逐漸增加,
酯化產物的酸值逐漸降低;從
酯化時間看,當反應時間達到300min時,
酯化物的酸值達到最小,而從ir分析來看,
酯化物pea4的
羥基峰在300min時減弱到最小, pea23在120min時
羥基峰的表現出
酯化
基本完全。
-
The primary synthetic methods of 4 - hydroxycoumarin was reviewed starting from phenol, 2 - acetylsalicylic acid, methyl salicylate, and o - hydroxyacetophenone respectively
摘要概述了4 -
羥基香豆素的合成方法,重點介紹了苯酚法,
乙酰水楊酸法,水楊酸甲
酯法,鄰
羥基苯
乙酮法。
-
It has many advantages, such as the particles size is well distributed, and its diameter can be well controlled, etc. because of this virtue, reverse micelle shows broad prospects in the preparation of ferrite nanoparticles. hi this work, the syntheses of mnfe2o4 nanoparticles, cofe2o4 nanoparticles and znfe2o4 nanoparticles are prepared by the reverse micelle method, these preparations employed reverse micelles formed with anionic surfactant bis - ( 2 - ethylhexyl ) sodium sulosuccinate ( aot ), which is considered the most effective surfactant, and another anionic surfactant bis - ( 2 - ethylhexyl ) sodium hydroxy sulosuccinate ( ahot ), which is a new surfactant, and was synthesized by our own research group. we also synthesized znfe2o4 nanoparticles using the cationic surfactant cetyltrimethylammonium bromide ( ctab )
本文分別採用通常被認為最佳的陰離子表面活性劑? ?二( 2 -乙基己基)丁二酸酯磺酸鈉( aot ) ,和我們課題組自己設計合成的新型陰離子表面活性劑? ?二( 2 -乙基己基)羥基丁二酸酯磺酸鈉( ahot )所構成的反膠束體系為微反應器,成功制備了mnfe _ 2o _ 4納米粒子、 cofe _ 2o _ 4納米粒子和znfe _ 2o _ 4納米粒子;還以陽離子型表面活性劑? ?十六烷基三甲基溴化銨( ctab )構成的反膠束體系為微反應器,成功制備了znfe _ 2o _ 4納米粒子;並探討了表面活性劑的種類和結構對反膠束法制備鐵氧體納米粒子反應的影響。