氯化甲基 的英文怎麼說
中文拼音 [huàjiǎjī]
氯化甲基
英文
chloroemhylation-
Using refined cotton, chloroacetic acid, sodium hydroxide and hydrogen peroxide as main feedstock, sodium carboxymethyl cellulose was made by the process of basification, etherification, abstersion and drying
摘要以精製棉、氯乙酸、氫氧化鈉和過氧化氫為原料，經過堿化、醚化、洗滌、乾燥，制得羧甲基纖維素鈉。The chloromethylation of acetanilide and its derivatives in a polyformaldehyde - hc1 system gave n - substituted products as the major product
摘要?察了乙酰苯胺及其衍生物在多聚甲醛鹽酸體系下的氯甲基化反應，結果表明， n -氯甲基化反應的產物是主要產物。Manufacturer of fine chemicals, and pharmaceutical and agrochemical intermediates, offering a small but diverse range of predominantly aromatic chemicals. located in shanghai and lanxi, china
-生產芐胺，鄰氯苯甲酰氯，對氯苯甲酰氯， n甲基芐胺， -苯乙胺，糠胺，四甲基己二胺，延遲催化劑，聚氨酯催化劑，農藥中間體Synthesis of dimethyl dially ammonium chloride
二甲基二烯丙基氯化銨的合成The preparation method of methyl 1 - naphthylacetate catalyzed by sulphuric acid, hydrochloric acid, chlorosulfonic acid, p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, stannic chloride pentahydrate, aluminium chloride, ferric sulfate, aluminium sulfate, titanium sulfate, sodium bisulfate monohydrate, solid super acid, heterpoly acid, support heterpoly acid, composite titanate and p - toluene sulfo - chloride etc. catalyst were reviewed
摘要評述了硫酸、鹽酸、氯磺酸、對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水三氯化鐵、五水四氯化錫、三氯化鋁、硫酸鐵、硫酸鋁、硫酸鈦、一水硫酸氫鈉、固體超強酸、雜多酸、固載雜多酸、復合鈦酸酯和對甲苯磺酰氯等催化劑催化合成1 -萘乙酸甲酯的方法。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。The synthesis methods of isobutyl acetate catalyzed by p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, cupric chloride bi - hydrate, stannic chloride pentahydrate, ammonium ferric sulfate dodecahydrate, sodium bisulfate monohydrate, potassium bisulfate, chitosan sulfate, sodium dihydrogen phosphate, rare earth metallic oxide, solid super acid, heteropoly acid and molecular sieve etal were reviewed
摘要評述了對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水三氯化鐵、二水氯化銅、五水四氯化錫、十二水合硫酸鐵銨、一水硫酸氫鈉、硫酸氫鉀、殼聚糖硫酸鹽、磷酸二氫鈉、稀土金屬氧化物、固體超強酸、雜多酸和分子篩等催化劑催化合成乙酸異丁酯的方法。Catalytic synthesis of diisoamylester maleate with toluene - p - sulfonic acid, amino - sulfonic acid, strongly acidic cation exchange resin, ferric chloride hexahydrate, stannic chloride pentahydrate ; ammonium ferric sulfate dodecahydrate, sodium bisulfate monohydrate, solid super acid and heteropoly acid was reviewed
摘要綜述了對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水三氯化鐵、五水四氯化錫、十二水合硫酸鐵銨、水硫酸氫鈉、固體超強酸和雜多酸催化合成馬來酸二異戊酯的方法。During growing season, spray the plants with liquid of bordeaux mixture every 10 - 15 days, 2 or 3 times is enough. 3. do not buy tree peonies with disease, do not plant tree peonies too close, soil must has good drainage ability,
2生長季節化學防治：生長季節一旦發病可採用下列藥劑進行噴霧防治： 1 %石灰等量式波爾多液， 70 %甲基托布津1000倍液， 65 %代森鋅500倍液，或50 %氯硝胺1000倍液。The other conjugation polymer was formed by copolymerization of n - ( a - naphthyl ) carbazole with l, 4 - di ( chloromethyl ) benzene. the third organic molecule was synthesized by heck reaction with 9, 9 - di [ ( 4 - iodine ) phenyl ] fluorene and vinylcarbazole
一個共軛高聚物為n - （ -萘基）咔唑和對二氯甲基苯通過wittig - horner反應聚合得到的高分子化合物。Chiral quaternary ammonium salts were synthesized from cinchonine in cinchona alkaloids using chloromethylated polystyrene - polyethylene glycol, diethylene glycol, triethylene glycol and glycol as polymer - supported phase transfer catalysts, finsl products were characterized by ftir, elemental analysis, scanning electron microscopy, x - ray photoelectron spectroscopy ( xps )
摘要以金雞納生物堿中的辛可寧為原料，氯甲基化聚苯乙烯聚乙二醇、一縮二乙二醇、二縮三乙二醇、乙二醇等為載體合成了幾種聚合物負載的手性季銨鹽，並對它們的結構用紅外光譜、元素分析、掃描電鏡和x射線光電子能譜等測試手段進行了表徵。2 benjia 4 - methyl ketone, 4 - chlorine two benjia methadone, acrylic acid resins, hydrochloric cola organism, 1023 - 1063 nitrogen zhuo methadone, phenyl acetone, reactive copper oxide, chlorobenzene oxygen ethanoic acid, ethyl ammonium chloride de base 3, 4 butadiene styrene brominated ammonium, four butadiene styrene acid hydrogen amines, amino benyi r123 for methadone, a pond amine manufacturing and marketing
甲基二苯甲酮、 4氯二苯甲酮、丙烯酸樹脂、鹽酸可樂啶、月桂氮卓酮、苯基丙酮、活性氧化銅、對氯苯氧乙酸、芐基三乙基氯化銨、四丁基溴化銨、四丁基硫酸氫胺、二氯對氨基苯乙酮、因潢胺製造和銷售。Abstract : methanesulfonic acid method was used to prepare five acylated chitins. except heptanoyl chitin, four of them, i. e. acetyl chitin, propionyl chitin, butyryl chitin and hexanoyl chitin, had high degree of substitution ( from 1. 5 to 2. 0 ) and exhibited lyotropic liquid crystalline behavior and cholesteric phase. as the length of the side chain increased the critical concentration ( w / w ) somewhat increased from 0. 21 to 0. 26 because the chain rigidity dropped. the critical concentration values of all the four derivatives were much higher than that of chitin ( 0. 12 ) due to the decrease of intramolecular hydrogen bonds. the four acylated chitin can form typical banded texture after being sheared. there minimum concentrations to form banded texture of them were evidently different, varied from 0. 25 ( for acetyl chitin ) to 0. 37 ( for hexanoyl chitin ). these results further indicated that liquid crystallinity decreased while the length of flexible side substituents increased
文摘:四種羧酰化甲殼素即乙酰化、丙酰化、丁酰化和己酰化甲殼素在二氯乙酸溶液中均呈現膽甾型溶致液晶相.臨界濃度隨側基長度增加而略有增加，衍生物的臨界濃度明顯都比原甲殼素高許多，這些規律都可以用鏈剛性的變化來解釋.四種羧酰化甲殼素在剪切時均能形成條帶織構，而且能形成條帶織構的最低濃度有明顯差別，隨側基長度增加而提高，進一步表明側基較長，液晶性減少Essential oils, perfumery isolates and synthetics for export. determination of linalool. dimethyl aniline acetyl chloride method
出口芳香油單離和合成香料芳樟醇的測定.二甲基苯胺-氯化乙酰法The free - phosphine carbene ruthenium complex [ 1, 3 - bis ( 2, 6 - dimethylphenyl ) - 2 - tetrahydroimidazol [ ( c5h5n ) 2 ( cl ) 2ru = chph ( 8 ) was prepared by the reaction of [ 1, 3 - bis ( 2, 6 - dimethylphenyl ) - 2 - tetrahydroimidazol ] ( pph3 ) ( cl ) 2ru = chph ( 7 ) with pyridine and used as a highly effective catalyst for the cross metathesis of acrylonitrile with allylbenzene
摘要設計了由1 ， 3 -二（ 2 ， 6 -二甲基苯基） 2 -四氫咪唑基苯亞甲基三苯基膦二氯合釕（ 7 ）和吡啶反應生成無膦型金屬釕卡賓化合物1 ， 3 -二（ 2 ， 6 -二甲苯基） 2 -四氫咪唑基苯亞甲基2 -吡啶基二氯合釕（ 8 ） ， 8作為高效催化劑用於丙烯腈和烯丙基苯的交叉交互置換反應。Acylation activity of hydroxyl groups in methyl cholicate has been determined by the use of methacryloyl chloride, methacryloyl anhydride and methacrylic acid as the acylating agents
以甲基丙烯酰氯、甲基丙烯酸酐和甲基丙烯酸作酰化劑，研究了膽酸甲酯分子中羥基的反應活性。The system propazine : methacrylic acid was used as a model for the preparation of molecularly imprinted fibers, and its ability to selectively rebind triazines was evaluated
2 -氯- 4 ， 6 -二（異丙氨基） - 1 ， 3 ， 5 -三嗪系統：用甲基丙烯酸做模型制備分子印跡纖維，並對其選擇性吸附三嗪化合物的能力進行評估。Methylmethionine sulfonium chloride
氯化甲硫氨基酸Effect of cucl modification on catalytic performances of fecl3 - butyl - methyl - imidazolium ionic liquid in alkylation
氯化丁基甲基咪唑離子液體催化烷基化反應性能的影響Chloro alkyl phenyl urea condensate
氯化甲基苯基尿素分享友人