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二羟基甲苯

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My company can provide pesticide, medicine, veterinary medicine intermediates, have 48 kinds of products (p-Bromo-p-Bromotoluene bromoform 1 - bromo-heptane Triethyl Citrate 1,2,3 - three Bromopropane 3 - Chlorine -4 - fluoro bromobenzene Bromotoluene ethylbenzene 4 - bromo -2 - bromo-ethyl-Chloroaniline 2 - bromo--5 - chloro-toluene 3 - bromo-C methyl 1,6 - dibromo-hexane 1 - bromo --4 - p-methoxy benzaldehyde o-bromo-acetic acid propyl bromide p-fluorotoluene dodecane four bromoethane of iodine bromide toluene tert-butane Tributyl Citrate 2 - bromo-p inter - Hydroxybenzaldehyde bromine butane 2 - bromo-propionic acid bromide veratryl aldehyde inter-bromo-trifluoro-n-hexane of toluene on Bromoxynil Bromotoluene toluene ethylbenzene o-bromophenol bromide Cyclohexane Cyclopentane bran bromate bromide Malay Dibutyl Ethyl Lactate Propylene between bromine bromine bromine between aniline o-anisidine o-fluorophenol difluorobenzonitrile to aminobenzaldehyde Bromotoluene aniline on Bromobenzaldehyde Bromotoluene acid) expressed the hope that customers contact us!

我公司可提供农药,医药,兽药中间体,有四十八种产品(对溴苯酚对溴甲苯溴仿 1-溴庚烷柠檬酸三乙酯 1,2,3-三溴丙烷 3-氯-4-氟溴苯对溴乙苯 4-溴-2-氯苯胺溴乙酸乙酯 2-溴-5-氯甲苯 3-溴丙酸甲酯 1,6-二溴己烷 1-溴-4-硝基苯邻甲氧基苯甲醛溴乙酸丙酯对氟甲苯溴代十二烷对碘甲苯四溴乙烷溴代叔丁烷柠檬酸三丁酯 2-溴氯苯间羟基苯甲醛溴丁烷 2-溴丙酸黎芦醛溴已烷间溴三氟甲苯对溴苯腈对溴乙苯邻溴甲苯溴代环已烷溴代环戊烷糠溴酸马来酸二丁酯溴丙烯乳酸乙酯间溴苯胺间溴苯甲醚邻氟苯酚邻氟苯腈对氨基苯甲醛对溴苯胺对溴苯甲醛对溴苯甲酸)希望广大客户与我司联系!

The main products are: HH-01 fungicides HH-02 organic dispersant HH-03 cationic starch Wood HH-04 cationic starch Department HH-05 modified starch warp sizing agents also sell German Baker Chemical Co., Ltd. Main Products Defoamer series product: E640, T50 Surface Sizing Agent: A281, A288, K532, pesticides / medicine / veterinary medicine a variety of intermediate products (p-Bromo-p-Bromotoluene bromoform 1 - bromo-heptane triethyl citrate 1,2, 3 - Three Bromopropane 3 - chloro -4 - fluoro bromobenzene Bromotoluene ethylbenzene 4 - bromo -2 - bromo-ethyl-Chloroaniline 2 - bromo--5 - chloro-toluene 3 - bromo-methyl 1,6 C - Dibromo Hexane 1 - bromo -4 - nitrobenzene o-methoxy benzaldehyde acid propyl bromide p-fluorotoluene bromo dodecane toluene four of iodine bromide bromoethane three citric acid tert-butane n-butyl 2 - bromo-p-bromo-butane Hydroxybenzaldehyde between 2 - bromo-propionic acid bromide veratryl aldehyde inter-bromo-trifluoro-n-hexane of toluene on Bromoxynil Bromotoluene toluene ethylbenzene o-bromophenol bromide bromide Cyclohexane Cyclopentane bran acid dibutyl maleate Ethyl Lactate Propylene between bromine bromine bromine between aniline o-anisidine o-fluorophenol difluorobenzonitrile to aminobenzaldehyde Bromotoluene aniline on Bromobenzaldehyde Bromotoluene acid) and other relevant units have been in substantial promotion, and client set up a good relationship of cooperation has been the user's praise.

现主要产品:HH—01杀菌剂 HH—02有机分散剂HH—03阳离子淀粉 HH—04木署阳离子淀粉 HH—05 经纱上浆变性淀粉同时还代理销售德国贝克化学公司系列产品主要产品消泡剂:E640 、T50 表面施胶剂:A281、A288 、K532,农药/医药/兽药中间体多种产品(对溴苯酚对溴甲苯溴仿 1-溴庚烷柠檬酸三乙酯 1,2,3-三溴丙烷 3-氯-4-氟溴苯对溴乙苯 4-溴-2-氯苯胺溴乙酸乙酯 2-溴-5-氯甲苯 3-溴丙酸甲酯 1,6-二溴己烷 1-溴-4-硝基苯邻甲氧基苯甲醛溴乙酸丙酯对氟甲苯溴代十二烷对碘甲苯四溴乙烷溴代叔丁烷柠檬酸三丁酯 2-溴氯苯间羟基苯甲醛溴丁烷 2-溴丙酸黎芦醛溴已烷间溴三氟甲苯对溴苯腈对溴乙苯邻溴甲苯溴代环已烷溴代环戊烷糠溴酸马来酸二丁酯溴丙烯乳酸乙酯间溴苯胺间溴苯甲醚邻氟苯酚邻氟苯腈对氨基苯甲醛对溴苯胺对溴苯甲醛对溴苯甲酸)等在相关单位得到了大量推广,与客户建立了良好的合作关系,得到了用户的赞誉。

Hydroxyl octanoic acid(1) was synthesized from heptaldehyde by a four-step reaction of nucleophilic substitution,displacement reaction,acid hydrolysis and deaminization.

以正庚醛为原料,经过亲核取代、置换反应、酸水解及碱化脱氨等4步反应合成了制备3,6-二己基-1,4-二氧杂-2,5-二酮的中间体——α-羟基辛酸(1);1经对甲苯磺酸催化脱水得辛交酯。

In this work , 1,8-octodiol, the starting material, reacted with 40% hydrobromic acid to produce 8-bromooctan-1-ol, with the catalytic action of PPTs, its hydroxyl group was protected by 2,3-dihydropyran. Then it coupled with 1-heptaalkyne, by means of P-2 nickel as catalyst, stereoselectivity catalysis hydrogenated, with the catalytic action of acid to take off extremital 2, 3-dihydropyran which protected hydroxy group, then used PCC to oxidize alcohol into corresponding aldehyde.

以1,8-辛二醇为原料,与40%氢溴酸进行单溴代反应,得到8-溴-1-辛醇,在对甲苯磺酸吡啶盐的催化下与2,3-二氢吡喃反应,保护分子中的羟基,再与1-庚炔进行偶联,以P-2镍为催化剂立体选择性催化加氢,酸性条件下脱末端的2,3-二氢吡喃对羟基的保护,使用氯铬酸吡啶盐将醇氧化成醛。

The results showed polymeric diaryliodonium salts were effective aryl ion transfer reagents. Thirdly, a new type polymer supported hypervalent iodine reagents poly { [4-Hydroxy iodo] styrene} has been developed. It was an effective oxidative reagent, and could be applied to the one pot synthesis of 4-arylthiazoles.

然后,我们以聚苯乙烯羟基对甲苯磺酰氧基碘苯为原料,成功制备了一类新型聚合物高碘试剂—聚苯乙烯负载的炔基碘盐,并研究了其作为炔基转移试剂的有效性:(1)该试剂可对硫、氮、硒等负离子进行亲电炔基化反应,合成炔基亚砜、0,0-二烃基二硫代磷酸炔基酯、1-苯乙炔基苯并噻唑以及炔基硒醚。

The liner for double-based propellant was prepared from HTPB,toluene diisocyanate,diisooctyl sebacate,1,4-butanediol and mica.

以端羟基聚丁二烯、癸二酸二异辛酯、1,4 丁二醇、绢云母、甲苯二异氰酸酯等为原材料,制备了双基药柱用包覆层。

The OH-terminated linear aliphatic polyester polybutylene sebacate was synthesized by sebacic acid and butancdiol using solution polycondensation combined with melt polycondensation. The composition and construct characteristic of the product were analyzed by GPC, FT-IR and 1HNM.

以丁二酸和丁二醇为原料,采用溶液与熔融结合法合成了端羟基聚丁二酸丁二醇酯,用甲苯-2,4-二异氰酸酯对PBS封端,合成了线性遥爪型纸张增强剂TDI-PBS。

Starting from the hydroxylamine (dimethyl amino ethanol, triethanolamine) and 1, 3-propane sultone, a series of hydroxyl and sulfonyl dual-functionalized zwitterionic salts were synthesized. Then dual-functionalized ionic liquids containing both hydroxyl and sulfonyl functional groups were produced successfully by zwitterionic salts and three kinds of strong acids (p-toluene sulfonic acid, trifluoromethanesulfonic acid, methanesulfonic acid) respectively. The structure of zwitterionic salts and dual-functional ionic liquids were confirmed by the 1H NMR and IR.

以羟基有机胺(N,N-二甲基乙醇胺,三乙醇胺)为原料与1,3-磺酸内酯反应合成了一系列含有羟基和磺酸基双官能团的内盐,并将所得到的内盐分别与三种强酸(对甲苯磺酸,三氟磺酸,甲磺酸)反应,成功地合成了双功能化室温离子液体,并通过红外光谱、核磁氢谱测定,证实了内盐和双功能化离子液体的结构。

The resin which was synthesized by the materials of hydroxy silicone oil , 1, 6-hexamethylene diisocyanate, tolylene diisocyanate, pentaerythritol triarylate and 2-hydroxy ethyl acrylate is able to cure rapidly at room temperature by UV.

本实验采用溶液聚合的方法,以端羟基硅油、甲苯二异氰酸酯、六亚甲基二异氰酸酯、丙烯酸—2—羟基乙酯和季戊四醇三丙烯酸酯为原料制备出了新型能够进行快速固化、高效的三官能度封端的光固化反应体系。

Comparision on antibacterial activity of ethanol extracts of clove bud and clove fruit in vitro;2. The results showed that ethanol extracts from C.

法测定了油茶叶乙醇提取物的抗氧化活性,并与芦丁、二丁基羟基甲苯进行了比较,在波长517nm、反应时间40min的条件下测定了DPPH。

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推荐网络例句

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性,但我大喊,并在他们的方向扔石头让他们过的线索,远离我,以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。

Store this product in a sealed, lightproof, dry and cool place.

密封,遮光,置阴凉干燥处。