甲氧對甲酚 的英文怎麼說
中文拼音 [jiǎyǎngduìjiǎfēn]
甲氧對甲酚
英文
methoxy-p-cresol-
Catalytic property of polymeric 2, 6 - pyridinedicarboxylic acid film towards the electrochemical oxidation of catechol and hydroquinone and its application
吡啶二甲酸膜對兒茶酚和對苯二酚電氧化的催化性能及其應用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。By means of the elasto - plastic finite element method ( fem ), the effect of fillets on the stress distribution in aluminum alloy single lap joints was investigated under the condition of four types of adhesives with different elastic modulus ( i. e. acrylate, polyurethane, epoxy and phenolic - resin adhesives ) to form the fillets
摘要利用彈塑性有限元法，研究四種不同彈性模量的膠粘劑（丙烯酸酯膠、聚氨基甲酸乙酯膠、環氧樹脂膠和酚醛樹脂膠粘劑等）形成的膠瘤對鋁合金單搭接接頭應力分佈的影響。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。Toxicity of chlorophenols to anaerobic methane formation
氯酚類化合物對厭氧產甲烷毒性的試驗研究A mixture of formic acid and acetic anhydride was found to be effective for the formation of an oxazolone, which was converted to an active ester in situ in the presence of a phenol or an n - hydroxide
實驗發現甲酸和醋酐混合物對惡唑酮的生成非常有效，惡唑酮在苯酚或n -氫氧化物存在的條件下在原位轉化為酯。Mineral trioxide aggregate ( mta ) is a new pulp capping material, which allows dental pulp to recover and promotes dentin bridge to form more effectively than some other pulp capping materials, for example, calcium hydroxide or formocresol, et al
摘要三氧化物多聚體是一種新的蓋髓材料，可以用於直接蓋髓或活髓切斷術，牙髓組織對其反應良好，尤其是修復性牙本質的形成狀況優于氫氧化鈣、甲醛甲酚等蓋髓材料。Chemical company located in the garden city of hubei avenue traffic developed, hubei is one of the key enterprises, the main production of medicines, pesticides intermediate, the main product b chloride, chlorine b chloride, phenol de mdma, 2, 3 - amounts jiben formaldehyde, 2, 3 - two chlorobenzene formaldehyde, 3, 5 - two regards formaldehyde, the benyi methadone, the benyisuan
仙桃市金聯化工有限公司位於交通發達的湖北仙桃，是湖北省重點企業之一，主要生產各種醫藥、農藥中間體，主要產品乙酰氯、氯乙酰氯、對芐氧基苯酚、 2 ， 3 -二甲基苯甲醛、 2 ， 3 -二氯苯甲醛、 3 ， 5 -二羥基苯甲醛、聯苯乙酮、聯苯乙酸。The source of uncertainty was analyzed in detail about the determination of the epoxide index for epoxy resins by infrared spectroscopy, the determination of the temperature and the heat of the curing reaction for epoxy resins by differential scanning calorimetry, the determination of the hydroxymethyl index for phenolic resins by infrared spectroscopy and the reverse phase method of the high performance liquid chromatography for phenolic resins. the uncertainties of these testing methods were determined. some applied tests were carried out
在大量試驗研究的基礎上，首次對紅外光譜法測定環氧樹脂環氧指數試驗方法、差示掃描量熱法測定環氧樹脂反應溫度和反應熱試驗方法、紅外光譜法測定酚醛樹脂羥甲基指數試驗方法、酚醛樹脂的高效液相色譜分析方法的不確定度來源進行了分析，對測量方法的不確定度進行了評定，並進行了應用試驗。Abstract : in this article the technological process is introduced that anti - oxidant 264 and anti - oxidant 300 are prepared from mixed cresol. it is the first report at present
文摘:介紹了用生產對甲酚的副產品? ?混酚直接制取抗氧劑264及300的工藝過程.本工藝目前還未見報道分享友人