羥甲苯基 的英文怎麼說
中文拼音 [qiǎngjiǎběnjī]
羥甲苯基
英文
cresyl-
Determination of butyl hydroxy anisole, dibutyl hydroxy toluene and ethoxyquin in feeds
飼料中丁基羥基茴香醚二丁基羥基甲苯和乙氧喹的測定Organic dyes related in this review included the following categories, the triphenymethanes, the azo dyes, the phthalocyanines, the hydroxyanthraguinones and etc ( 58 ref. citd )
文中沙及的有機染料主要有：三苯甲烷類、偶氮類、酞菁類及羥基蒽醌類等（引用文獻58篇） 。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。Boracic modified penolic resin with boracic acid and hydroxymethyl phenol was manufactured after hydroxymethyl phenol was created with in a special way
摘要通過在一定條件下，先將苯酚、甲醛製成羥甲基酚，然後改變條件與硼酸共聚，制得具有合成穩定和較好耐熱性的硼改性酚醛共聚樹脂。Chemical analysis methods and determination of physical performance of alumina determination of vanadic oxide content - n - benzoyi - n - phenylhydroxylamine extraction photometric method
氧化鋁化學分析方法和物理性能測定方法苯甲酰苯基羥胺萃取光度法測定五氧化二釩含量Company in china developing and producing pharmaceutical intermediates and synthetic polypeptides. products include derivatives of pivalic acid, anthrone, and acetophenone, as well as several active pharmaceutical ingredients
-生產海因溴氯海因3 -羥基二苯胺4 -羥基二苯胺3 -甲氧基二苯胺。Analysis of iron ores - methods for the determination of vanadium content - bpha spectrophotometric method
鐵礦石分析.第11部分:釩含量測定方法.第1節:苯甲酰苯基羥胺分光光度測定法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 。This dissertation focuses on how to develop a high performance damping mechanism based on multi - energy transitions, which is independent or little dependant with the viscoelasticity of polymer matrix. three sections are mainly included in this dissertation as follows : chlorinated polyethylene ( cpe ) / piezoelectric ceramic ( pzt ) / vapor grown carbon fiber ( vgcf ) composites ; cpe / 2, 2 ' - methylene - bis - ( 4 - methyl - 6 - cyclohexylphenol ) ( zkf ) / vgcf composites ; organic hybrids made from cpe and small molecules cpe / pzt / vgcf composites : the damping composites of multi - energy transitions mechanism were produced by mixing pzt and vgcf into cpe. in this system, the mechanical vibration energy that was transmitted to cpe was found to convert into joule ' s heat through conduction paths between vgcf in the polymer matrix, so the vibration fades away
本論文主要包括三個方面的研究內容： ?氯化聚乙烯（ cpe ） /壓電陶瓷（ pzt ） /氣相生長碳纖維（ vgcf ）復合材料； ? cpe /雙[ （ 2 -羥基- 3 -環己基- 5 -甲基） -苯基]甲烷（ zkf ） / vgcf復合材料； ? cpe基有機小分子混雜型復合材料cpe / pzt / vgcf減振復合材料：利用壓電和導電填料填充高聚物基體，當復合材料受到機械振動時，通過高聚物基體將機械振動能傳遞到壓電陶瓷粒子上，利用壓電陶瓷的壓電效應，將機械能轉換成電能，則電流在導電粒子產生的迴路中流動，由於導電迴路具有一定的電阻，所以電能又轉變成熱能耗散掉，從而起到減振的目的。B preparations containing more than 100000 i. u. s vitamin a per gram are allowed to have in them or on them only 10 parts per million for each 1000 i. u. s vitamin a per gram of butylated hydroxyanisole b. h. a
每克含超逾100000個國際單位維他命a的配製品，其中每1000個國際單位維他命a只可含百萬分之10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任何混合物。According to the preservatives in food regulations cap. 132bd, permitted antioxidants in specified food include only propyl gallate octyl gallate dodecy gallate, butylated hydroxyanisole, butylated hydroxytoluene and ethoxyquin. tbhq is not specified in the said regulations and it is not a permitted antioxidant in fats and oils in hong kong
食物內防腐劑規例第132bd章規定，獲準添加於指明食物的抗氧化劑只限於丙基?酸鹽辛基?酸鹽十二烷基?酸鹽經丁化作用的羥基茴香醚經丁化作用的羥基甲苯及乙氧基奎。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。Discussed conditions and factors of synthesis of the polydimethylsiloxane - phenylsilsesquioxane with pdms and ptms. analyzed the character of the polydimethylsiloxane - phenylsilsesquioxane with ir 、 1h - nmr
摘要探討了用羥基硅油（ pdms ）和苯基三甲氧基硅烷（ ptms ）合成聚二甲基硅氧烷梯形苯基倍半硅氧烷共聚物的反應條件，通過ir 、 1h - nmr確定了目標產物的結構。Zirconium and zirconium alloys - determination of vandium content - n - benzoyl - n - phenylhydroxylamine spectrophotometric method
苯甲酰苯基羥胺分光光度法測定釩量Zirconium and zirconium alloys - determination of vanadium content - n - benzoyl - n - phenylhydroxylamine spectrophotometric method
鋯及鋯合金化學分析方法苯甲酰苯基羥胺分光光度法測定釩量Formation of the p - toluenesulphinyl anion from the diester of n - tosyl alanine with 2, 6 - bis hydroxylmethyl pyridine and its nucleophilic addition product with 2, 6 - bis chloromethyl pyridine formation of the
N -對甲苯磺酰丙氨酰- 2 ， 6 -二羥甲基吡啶雙酯的消除機制The novel title compound was synthesized with benzaldehyde, isobutyraldehyde, phosphorus trichloride as raw materials. the total yield was 40. 8 %. the structure was confirmed by 1h nmr, 31p nmr and elemental analysis
摘要以苯甲醛、異丁醛、三氯化磷為原料合成了新型的1 ， 3 ， 2 -氧磷雜環類化合物2 -苯羥甲基5 ， 5 -二甲基4 -苯基2 -氧代1 ， 3 ， 2 -二氧磷雜環己烷，總收率為40 . 8 % ，並對其進行了nmr研究和結構表徵。Standard test method for determination of butylated hydroxy toluene in polymers of ethylene and ethylene - vinyl acetate copolymers by gas chromatography
用氣相色譜法測定乙烯和乙烯-乙烯基醋酸酯共聚物的聚合物中丁酸化羥基甲苯的標準試驗方法Study on the catalytic synthesis of ethyl p - hydroxybenzoate by copper p - toluene sulfonate
對甲苯磺酸銅催化合成對羥基苯甲酸乙酯的研究Or any mixture of b. h. a. and b. h. t
經丁化作用的羥基甲苯或分享友人