羥苯甲酯 的英文怎麼說

中文拼音 [qiǎngběnjiǎzhǐ]
羥苯甲酯 英文
methyl hydroxybenzoate；methylparaben；nipagin m
  • 羥 : 名詞[化學] （羥基） hydroxyl （group）
  • 甲 : Ⅰ名詞1 （天乾的第一位） the first of the ten heavenly stems2 （爬行動物和節肢動物身上的硬殼） she...
  • 酯 : 名詞[化學] （有機化合物的一類） ester
  • 苯甲 : benzyl-
  1. Synthesis of butyl p - hydroxy benzoate under microwave irradiation

    對羥基苯甲酸丁酯的微波輻射合成法研究
  2. Benzoic acid or methyl para - hydroxybenzoate or

    對羥基苯甲酸乙酯或
  3. 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。
  4. 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。
  5. Methyl para - hydroxybenzoate or ethyl pare - hydroxybenzoate or

    對羥基苯甲酸乙酯或
  6. Ethyl para - hydroxybenzoate or propyl para - hydroxybenzoate or

    對羥基苯甲酸丙酯或
  7. Methyl para - hydroxybenzoate or ethyl para - hydroxybenzoate or

    對羥基苯甲酸甲酯或
  8. Synthesis of - naphthyl ethyl ether catalyzed by copper chloride with microwave irradiation solvent - free system

    2催化合成對羥基苯甲酸正丁酯
  9. ( 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。
  10. Food additive propyl p - hydroxybenzoate

    食品添加劑對羥基苯甲酸丙酯
  11. 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。
  12. Synthesis of n - butyl p - hydroxy benzoate catalyzed by amino sulfonic acid

    氨基磺酸催化合成對羥基苯甲酸正丁酯
  13. Through molecular design, a series of liquid crystalline copolyesters, which possibly possessed the auxetic behavior, were prepared by solution condensation reaction between 2, 5 - bis ( p - alkoxy benzoyloxy ) hydrobenzoquinone, 4, 4 ' - ( decanoxy ) dibenzoyl chloride and 4, 4 ' - dihydroxy - oc, co - diphenoxydecane

    經分子設計，通過2 ， 5 ?二（對烷氧基苯酰氧基）對苯二酚、 4 ， 4 』 ?二羥基? ， ?二苯氧基癸烷和4 ， 4 』 ? （癸二酰氧基）二苯甲酰氯之間的縮合反應合成了一系列具有負泊松比潛能的液晶共聚酯。
  14. A butylated hydroxyanisole or butylated hydroxytoluene or mixtures thereof within the limits specified in part ii of this schedule may be used in conjunction with propyl gallate or octyl gallate or dodecyl gallate or mixture thereof within the limits specified, provided that the total amount of antioxidant shall not exceed, in the case of anhydrous oils and fats and vitamin oils and concentrates, and partial glycerol esters, 300 parts per million, in the case of butter for manufacturing purposes, 240 parts per million and in the case of essential oils and isolates from the concentrates of essential oils, 1000 parts per million

    A不超逾本附表第ii部所指明分量的經丁化作用的羥基茴香醚或經丁化作用的羥基甲苯或其混合物，可與不超逾指明分量的丙基?酸鹽或辛基?酸鹽或十二烷基?酸鹽或其混合物同時使用，但添加於無水食油及脂肪維他命油及其濃縮物及部分丙三醇酯的抗氧化劑總分量，不得超逾百萬分之300 ，添加於作製造用途的牛油的抗氧化劑總分量，不得超逾百萬分之240 ，而添加於香精油及香精油濃縮物的分離物的抗氧化劑總分量，則不得超逾百萬分之1000 。
  15. Method for the determination of benzoic acid, sorbic acid and p - hydroxybenzoates in royal jelly - liquid chromatographic method

    蜂王漿中苯甲酸山梨酸對羥基苯甲酸酯類檢驗方法.液相色譜法
  16. New synthesis method of n - heptyl - p - hydroxybenzoate by the complex acid catalysis

    混合酸催化合成對羥基苯甲酸庚酯的新方法
  17. Catalytic technique of microwave in organic synthesis

    4催化對羥基苯甲酸丁酯的合成
  18. 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。
  19. A novel selective demethoxy reaction - a synthetic method of 3, 5 - dimethoxy - 4 - hydroxybenzoate

    羥基苯甲酸甲酯的新合成方法
  20. Methyl para - hydroxybenzoate, sodium salt

    對羥基苯甲酸乙酯，
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