甲氧苯甲醛 的英文怎麼說
中文拼音 [jiǎyǎngběnjiǎquán]
甲氧苯甲醛
英文
methoxybenzaldehyde-
It contains more then 4, 000 chemicals which includes poisons and carcinogens. e. g. tar, nitcoine, carbon monoxide, ammonia, dimethylnitrosamine, formaldehyde, hydrogen cyanide and acrolein. the u. s. environment protection agency has classified secondhand smoke as a group a carcinogen
二手煙霧含有4 , 000多種的化學粒子和氣體,當中還包括了焦油、尼古丁、苯並芘等粒子,以及有毒氣體如一氧化碳、亞摩尼亞、甲醛、丙烯醛等。Eighteen compounds in the oil were identified by g c / ms. they are : seven ketone compounds : 2 - undecanone, 6, 10 - dimethy, 1 - cyclohexanol - l - butanone, 2, 5 - hexanedione, 2 ( 4h ) - benzofuranone, 5, 6, 7, 7, a - tetrahydro - 4, 4, 7a - trimethyl, 3 - buten - 2 - one, 4 - ( 2, 6, 6 - trimethyl - 1 - cyclohex en - 1 - yl ) -, ( e ), 6 - dodecanone, 3 - buten - 2 - one, 4 - ( 2, 6, 6 - trimethyl - 7 - oxabicycl o4. 1. 0hept - l - yl ) ; three alcoholic compounds : a - terpineol. benzyl alcoho 1, phytol ; two alkyl and acyl amine components : undecane, tetradecane and hydrazinecarboxamide, n, n - diphenyl -, acetamidobenzene ; one ester, a idehyde, alkyne and acid : butanoic acid : 2 - propenyl ester, 1 - octadecyne, 1 - octadecyne, palmitic acid
三甲基一7一氧雙環p , l , 0庚烷基什丁烯酮上;醇3種:苯甲醇、 a松油醇、 3 , 7 , 11 , 15十六烯2醇1 ;烷2種:十一烷、十四烷;酚胺2種:姘基甲酚h苯胺、乙酞苯胺;酯、醛、炔、和酸備是1種:丁酸烯丙酯、十八碳醛、十八炔、十六碳酸。Catalytic oxidation of benzyl alcohol to benzyl aldehyde with cu sba
15催化苯甲醇氧化制苯甲醛( 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。Ambient air - determination of sulfur dioxide - formaldehyde absorbing - pararosaniline spectrophotometry
環境空氣二氧化硫的測定甲醛吸收-副玫瑰苯胺分光光度法Standard method for hygienic examination of sulfur dioxide in air of residential areas - formaldehyde solution sampling - pararosaniline hydrocloride spectrophotometric method
居住區大氣中二氧化硫衛生檢驗標準方法甲醛溶液吸收-鹽酸副玫瑰苯胺分光光度法Standard method for hygienic examination of sulfur dioxide in air of residential areas - forma dehyde solution sampling - pararosaniline hydrochloride spectrophotometric method
居住區大氣中二氧化硫衛生檢驗標準方法甲醛溶液吸收-鹽酸副玫瑰苯胺分光光度法( 2 ) the method of determining the concentration of tbh is studied in this paper. the concentration of normal - amount tbh can be determined by kios oxidation. the presence of hnoa in the titration media has no effect on the tritration results. the concentration of trace - amount tbh can be determined by colorimetric methodising paradimethylaminobenzaldehyde as a color reagent
( 2 )研究了tbh濃度的測定方法。 kio3氧化法能有效測定常量tbh的濃度, tbh溶液中存在一定濃度的hno3時對滴定結果沒有影響。以對二甲氨基苯甲醛為顯色劑,採用比色法能測定微量tbh的濃度。Study on synthesis of 3, 4 - dimethoxybenzaldehyde through vilsmeier - reaction
二甲氧基苯甲醛的研究Study on mechanism of synthesis of p - methoxybenzaldehyde by indirect electrooxidation
間接電合成對甲氧基苯甲醛反應機理的研究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These sensor prepared have been applied to analysis of different species. ( 1 ) carbazole is a promising pharmaceutical species. a novel optical sensor for determining doxycycline based on the fluorescence quenching of n - allylcarbazole immobilized on an quartz glass plate surface by covalent bonding has been described
( 2 )用熒光基團2 -氨基苯並噻唑與對烯丙氧基苯甲醛合成了一種新的schiff堿類化合物,研製成了一種schiff堿新穎光化學傳感器,用於呋喃唑酮的測定。With furfurol and acetophenone as raw materials, 2 - furfurylideneacetophenone was synthesized by naoh as catalyst under ultrasonic irradiation
摘要報道以呋喃甲醛和苯乙酮為原料,氫氧化鈉為催化劑,採用超聲波輻射合成糠叉乙酰苯的方法。Auto data processing by tofms software combined with “ structured chromatogram ” was used to assign the components. 250 phenols were tentatively idenitified including 66 alkylphenol derivatives, 47 alkenylphenlo derivatives, 57 naphthalenol derivatives, 17 phenylphenol derivatives, 32 methoxyphenol derivatives, 9 acylphenol derivatives and 15 hydroxybenzaldehyde deriviatives
這些酚類化合物包括66個烷基苯酚、 47個烯基苯酚、 57個萘酚、 17個苯基苯酚、 32個甲氧基苯酚、 9個酚酮和15個酚醛化合物。Three electrosynthesis methods of benzaldehyde and its derivatives are introduced in this paper, i. e., anodic oxidation of propenyl, hydroxyl and methyl of benzene rings, cathodic reduction of carboxyl of benzene rings, anodic substitution of methyl of benzene rings
摘要本文介紹了苯甲醛系列化合物的三種電合成方法:苯環上丙烯基、羥基和甲基的陽極氧化,苯環上羧基的陰極還原,苯環上甲基的陽極取代。Direct oxidation of toluene is a simple and cheap production technology of benzaldehyde
摘要甲苯直接氧化制備苯甲醛是一條最為簡單而經濟的生產工藝。Methods according to the completed time, ornament group ( 150 offices ) was divided into 5 groups ( 2 month group, 2 ~ 4 month group, 5 ~ 8 month group, 9 ~ 11 month group, 12 ~ 18 month group ) end concentiation of air pollutants in these offices was determined. 50 offices after decoration over 60 months were regarded as control group and the concentration of indoor air pollutants was determined
方法根據裝修竣工時間,裝修組選擇2個月以內、 2 ~ 4月、 5 ~ 8月、 9 ~ 11月、 12 ~ 18月的辦公室共150間,對照組選擇裝修5年以上的辦公室50間,對空氣中甲醛、氨、苯、氧污染物濃度進行測定,並對辦公室裝修材料進行調查。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 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。The phenytoin sodium is prepared by means of condensation, oxidation and ringclosure condensation from benzaldehyde
以苯甲醛為原料,通過縮合、氧化、關環縮合等多步合成苯妥英鈉分享友人