氯甲酰基 的英文怎麼說
中文拼音 [jiǎjī]
氯甲酰基
英文
chloroformyl-
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The present work indicates the organic nf membranes and the inorganic nf membranes all have shortages, so develop composite nf membranes that have low cost, mechanically strong and thermally / chemically - resistant, easy to cleanout and good performances is a very important task. in this paper, the preparation of inorganic - organic composite nf membranes were presented. this composite comprise a porous sio2 / al2o3 support substrate, the pore diameters of which ranging from 10 to 15 nm, this inorganic support substrate having a polymer membrane which comprises an polyvinyl alcohol ( pva ) or polyamide ( pa ) densely deposited on at least one of the face surfaces thereof, the structural porosity of such pva and pa membrane ranging from 3 to 5 nm
本論文以開發無機?有機復合納濾膜為出發點,首先在al _ 2o _ 3多孔微濾膜上利用溶膠?凝膠法制備sio _ 2 al _ 2o _ 3無機復合超濾膜作為無機?有機復合納濾膜的基膜;選用聚乙烯醇和聚酰胺為表面功能層材料,分別探討了以羥基丁二酸和磺基水楊酸為混合交聯劑,採用浸塗法制備了聚乙烯醇sio _ 2 ? al _ 2o _ 3復合納濾膜;以均苯二甲酰氯、哌嗪和二胺為單體,採用界面聚合法制備了聚酰胺sio _ 2 ? al _ 2o _ 3復合納濾膜,並對影響膜性能的諸多因素進行系統研究。First, a terminal double bond was introduced into 3 - amino - 9 - ethylcarbazole ( aec ) via methacryloyl chloride to obtain the compound, 3 - ( n - methacryloyl ) amino - 9 - ethylcarbazole ( mec ). second, mec was copolymerized with butyl methacrylate to prepare the mec - immobilized polymer particles. the resultant polymer particles were used as a fluorescence probe, which was almost free of dye leaching, and had higher photostability in comparison with free aec
首先利用甲基丙烯酰氯向3 -氨基- 9 -乙基咔唑( aec )分子中引入末端雙鍵,得到帶末端雙鍵的熒光指示劑3 - ( n -甲基丙烯酰基)氨基- 9 -乙基咔唑( mec ) ,然後通過乳液聚合技術將mec共價固定到聚甲基丙烯酸丁酯基體上,制得一種共價固定了mec的聚合物顆粒。In this thesis, new fluorescence carriers with good properties were synthesized and copolymerized under uv irradiation on the silanized glass or quartz disk and - the sensors prepared were studied. ( 1 ) n - propyl - 4 - ( n - methylacryloxy - ethyl ) amino - 1, 8 - naphthalimide ( pmean ) was synthesized and used for determination of picric acid. the linear range of the sensor is 9. 80x10 - 7 - 1. 96x10 - 4 mol i - 1
( 1 )合成了n -丙基- 4 - ( n -甲基丙烯酰基氧乙基)氨基- 1 , 8 -萘酰亞胺( pmean ) ,研製出了苦味酸熒光光纖傳感器,可間接測定藥片中磷酸氯喹和水樣中苦味酸的含量。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。It set up the development of the world recognized high performance nanofiltration composite membrane of aromatic polyamide, on the basis of reviewing the development, the importance in the membrane separation technology, the classification, the fabrication technique and the current development of the research and the application of the nanofiltration membrane. polysulfone was chosen as the material for making the porous substrate because of its excellent compress - to - denseness resistance, its cheap price and its great availability. by fabricating an ultra thin polyamide functional layer on the polysulfone substrate through interfacial polymerization taking piperazine as the monomer in aqueous phase and trimesoyl chloride as the monomer in organic phase, high performance nanofiltration composite membranes of ultra low pressure and ultra high permeating flux were prepared
選擇耐壓密性能優良,價廉易得的聚碸材料為制備復合膜基膜材料,哌嗪為水相單體,均苯三甲酰氯為有機相單體,通過界面聚合反應在基膜表面形成超薄功能層,制備了超低壓高通量聚哌嗪均苯三甲酰胺聚碸納濾復合膜,以0 . 1 mgso _ 4溶液為測試液,所得高脫鹽平板復合膜( )在0 . 4mpa下,脫鹽率為96 . 1 ,通量達85 . 2lInfluence of tm3 on luminescence of euroupiumperchloratein phenyl - phenacyl sulfoxide
在苯基苯甲酰甲基亞碸體系中高氯酸銩對高氯酸銪發光的影響Isolate and synthetic aroma chemicals. determination of tertiary content by acetyol chloride - dimethyl aniline method
單離及合成香料叔醇含量的測定氯乙酰-二甲基苯胺法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。For this purpose, 2, 5 - diaminobenzene sulphonic acid ( dabsa ) [ c6h3 ( nh2 ) 2so3h ] can be selected as one monomer of ip reaction. the other monomer can be trimesoyl chloride ( tmc ) [ c6h3 ( coc1 ) 3 ]. in order to introduce the cationic group into membrane, 4 - ( chloromethyl ) benzoyl chloride ( cmbc ) [ ch2c1c6h4 ( coc1 ) ] could be added into organic phase ( tmc ) and used for chemical modification after ip process based on the reaction between 4 - ( chloromethyl ) benzoyl chloride and trimethylamine ( tma )
為了引入陽離子交換基團,本文採用2 , 5 -二胺基苯磺酸作為界面聚合的無機相單體;為了引入陰離子交換基團,在均苯三甲酰氯有機相單體中加入一定量的4 -氯甲基苯酰氯,並考慮在無機相中加入適量的聚乙烯亞胺( pei )以增加其正荷電性。( 2 ) in order to optimize the condition of analysis for the chosen direct spme system, the chosen components are : chloroform, acetic acid, n - amylalcohol, n - butyl acetate, dmf, p - xylene, cyclohexanone, aniline, phenol
( 2 )對選擇的直接spme體系進行了分析測試條件優化,選擇的組分為:三氯甲烷,乙酸,正戊醇,乙酸丁酯, n , n -二甲基甲酰胺,對二甲苯,環己酮,苯胺,苯酚。Abstract : aim to synthesize a new prodrug, resveratrol trinicotinate. methods in presence of lithium and a catalytic amount of naphthalene, the reaction of p - methoxybenzyl trimethylsilyl ether and 3, 5 - dimethoxylbenzaldehyde gave resveratrol after a series of translation. resveratrol trinicotinate was obtained by the reaction of resveratrol and nicotinoyl chloride hydrochloride. results a mutual prodrug resveratrol trinicotinate was designed and synthesized. conclusion a novel method for synthesis of resveratrol and resveratrol trinicotinate has been afforded. the e - isomer is selectivily obtained by dehydration of the compound 2 with khso4
文摘:目的合成一種前藥白藜蘆醇煙酸酯.方法在金屬鋰片和催化量的萘的存在下, 3 , 5 -二甲氧基苯甲醛與對甲氧基苯甲醇的三甲基硅醚反應經過一系列轉變得到白藜蘆醇,白藜蘆醇與煙酰氯反應得到白藜蘆醇煙酸酯.結果設計併合成了白藜蘆醇煙酸酯.結論提供了一種合成白藜蘆醇及白藜蘆醇煙酸酯的方法,採用khso4脫水可選擇性的得到反式產物Methods 3, 3 - bis ( dibenzyloxyphosphoiyl ) propionic acid ( 5 ) and ( 6 ) were synthesized from tetraethyl methylene bisphosphonate via hydrolysis, chlorination of the acid, esterification, condensation, then 3, 3 - bis ( dibenzyloxyphosphoryl ) propanol ( 6 ) was obtained via selective reduction of ( 5 )
方法以亞甲基偕二膦酸四乙酯( 1 ) ?原料經水解、氯膦酰化、酯化、縮合得3 , 3二(二芐氧膦酰基)丙酸( 5 ) ,隨后選擇性硼氫化還原得3 , 3二(二芐氧膦酰基)丙醇( 6 ) 。The self - assembling behavior and mechanism of ppq - b - ps, ppq - b - peg copolymers in the selective solvents were studied. the 5 - acetyl - 2 - aminobenzophenone ( abp ) was synthesized by using p - nitroacetophenone, ethylene glycol, phenylacetonitrile, hydrogen, perchloric acid as raw materials under stirring means
以對硝基苯乙酮、乙二醇、苯乙腈、氫氣、高氯酸為原料,用迴流攪拌的方法合成出5 -乙酰基- 2 -氨基二苯甲酮( abp ) 。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。Aim to report a method for synthesis of n - chloroacetyl - 5 - ( aryloxymethyl ) - 2 - oxazolidinonesare
摘要目的研究n -氯乙酰基5 -芳氧甲基惡唑烷酮類化合物的合成方法。The synthesis, structure characterization and antibacterial activity of schiff base condensed from pmbp and o - chloroaniline, m - chloroaniline, p - chloroaniline and 2, 4 - dichloroaniline and their complexes are reported now
報道了1 -苯基- 3 -甲基- 4 -苯甲酰基-吡唑啉- 5 -酮( pmbp )與鄰、間、對氯苯胺和2 , 4 -二氯苯胺發生縮合?應生成的席夫堿配體及其配合物的合成和結構表徵。Abstract : study on the synthesis of n - methyl carbamyl chloride underdifferent ratio of input materials and the yield of the termination products methyl isocyanate. the yield is raised from 81. 89 % to 86. 23 %
文摘:研究了在其它工藝條件不變的情況下,改變光氣與甲胺的配比對合成n -甲氨基甲酰氯的影響。光氣甲胺(摩爾比)由1 35 1降至1 25 1 ,最終產物甲基異氰酸酯收率由81 89升高至86 23 。P - nitrobenzoyl chloride
氯化對硝基苯甲酰分享友人