二甲基吡啶

Main products include: 1,3-dimethyl-2-imidazolone, also named dimethyl-ethenylurea, 1,3-Dimethyl-2-imidazolone、1,3- Dimethyl-3,4,5,6- four hydrogen-2-pyrimidone, 2-imid-azolidinone、methane acid amine,、pyridylmethanol、pyridylaldehyde、50% methane acid,etc series products.

公司主营：1，3-二甲基-2-咪唑啉酮，又称二甲基乙烯脲，1，3-Dimethyl-2-imidazolinone、1，3-二甲基-3，4，5，6-四氢-2-嘧啶酮、 2-咪唑啉酮、甲酸胺、吡啶甲醇、吡啶甲醛、50%甲酸等系列产品。

Main products include: 3-Dimethyl-2-imidazolidinone, also named dimethyl-ethenylurea, 3-Dimethyl-2-imidazolidinone、1,3- Dimethyl-3,4,5,6- four hydrogen-2-pyrimidone, 2-imid-azolidinone、methane acid amine,、pyridylmethanol、pyridylaldehyde、50% methane acid,etc series products.

公司主营：1，3-二甲基-2-咪唑啉酮，又称二甲基乙烯脲， 1， 3-Dimethyl-2-imidazolidinone、1，3-二甲基-3，4，5，6-四氢-2-嘧啶酮、 2-咪唑啉酮、甲酸胺、吡啶甲醇、吡啶甲醛、50%甲酸等系列产品。

Mission:"equality and mutual benefit, reputation first, unity and cooperation and friendship between the long-term" supply products: ethylenediamine; diethylamide; triethylamine; Diethylenetriamine; three ethylene diamine; three ethylene amines 40; 40 Five ethylene amines; five ethylene amines 6; caprolactam; DMF; allyl amine; N, N dimethylaniline; propylamine; are butylamine; are TOA; 3 Poly Cyanamide; 1,2 c diamine; ethanolamine; diethanolamine, triethanolamine; potassium iodide, potassium hydroxide, potassium permanganate, toluene, xylene, toluene of chlorine ; Acetone, butanone; acetylacetone; ethyl acetate, butyl acetate; Y-butyrolactone; DMC; acetyl of methyl acetate; Sanfu acetyl acid; Sanfu acetyl B Ethyl; methanol, ethanol, isopropanol; propylene glycol; glycerol; propargyl alcohol; 1.3 propylene glycol; xylitol; acetic acid; have acid; mercaptoacetic acid; vary Bitterness; adipic acid; trifluoroacetic acid; oxalic acid, the amino acid; o-amygdalin acid; DL-Acid; anhydrous piperazine; six non-piperazine, furfural, castor oil, ethylene Aldehyde; glutaraldehyde, multi-POM; isopropyl ether; anisole; tetrahydropyrrole; pure pyridine; 1.2 dichloroethane; methylene chloride, chloroform, carbon tetrachloride; hydrazine hydrate; Nonylphenol;-m-cresol; Se phenol; phenol; the tert-butyl phenol; Titanium Dioxide; iron; full Tangfen; Bisphenol A; azo two different nitrile; sodium azide; sodium carbonate ; Sodium chloride; iron oxide; cuprous chloride; thionyl chloride; D4; sodium bicarbonate; ammonia, potassium chloride; anhydrous sodium sulphite; ammonium persulfate; glycol Dingmi; B Glycol ether; calcium chloride; cyclohexanone; cyclohexane, methyl tertiary butyl ether, potassium carbonate, ferric chloride, potassium nitrate; Linsuansanna; zinc oxide; sodium nitrite; antimony oxide; Tartrate; OP-10; TX-10; tablets base; AES; sodium benzoate, sodium citrate; partial sodium silicate, sodium perborate, a sodium carbonate, sodium benzene; Asia sodium chlorate; Wuluo Care products; urea; hydrochloric acid, sulfuric acid, lactic acid; amino acid, hydrogen peroxide, ammonium bicarbonate

公司宗旨："平等互利，信誉至上，团结合作，友谊长久"乙二胺；二乙胺；三乙胺；二乙烯三胺；三乙烯二胺；三乙烯四胺；四乙烯五胺；五乙烯六胺；己内酰胺；二甲基甲酰胺；烯丙基胺；N，N二甲基苯胺；正丙胺；正丁胺；正辛胺；三聚氰胺；1，2丙二胺；一乙醇胺；二乙醇胺；三乙醇胺；碘化钾；氢氧化钾；高锰酸钾；甲苯；二甲苯；对氯甲苯；丙酮；丁酮；乙酰丙酮；醋酸乙酯；醋酸丁酯；Y-丁内酯；碳酸二甲酯；乙酰乙酸甲酯；三伏乙酰乙酸；三伏乙酰乙酸乙酯；甲醇；无水乙醇；异丙醇；丙二醇；丙三醇；丙炔醇；1.3丙二醇；木糖醇；冰醋酸；己醛酸；巯基乙酸；异辛酸；己二酸；三氟乙酸；乙二酸；对氨基苯乙酸；邻氯苦杏仁酸；DL-扁桃酸；无水哌嗪；六无哌嗪；糠醛；蓖麻油；乙二醛；戊二醛；多聚甲醛；异丙醚；苯甲醚；四氢吡咯；纯吡啶；1.2二氯乙烷；二氯甲烷；三氯甲烷；四氯化碳；水合肼；壬基酚；纯间甲酚；硒酚；苯酚；对叔丁基苯酚；钛白粉；铁粉；全糖粉；双酚A；偶氮二异丁腈；叠氮化钠；碳酸钠；氯化钠；三氧化二铁；氯化亚铜；氯化亚砜；D4；碳酸氢钠；氨水；氯化钾；无水亚硫酸钠；过硫酸铵；乙二醇丁醚；乙二醇乙醚；氯化钙；环己酮；环己烷；甲基叔丁基醚；碳酸钾；三氯化铁；硝酸钾；磷酸三钠；氧化锌；亚硝酸钠；氧化锑；酒石酸；OP-10；TX-10；粒碱；AES；苯甲酸钠；柠檬酸钠；偏硅酸钠；过硼酸钠；过碳酸钠；苯磺酸钠；亚氯酸钠；乌洛托品；尿素；盐酸；硫酸；乳酸；氨基磺酸；双氧水；碳酸氢铵

Two kinds of dsDNA intercalating fluorescent dyes, [Ru2]2+(phen = 1,10-phenanlinthroline; dppz = dipyrido [3,2-a:2',3'-c] phenazine) and BOBO-3 2,2\'-1,3-propanediylbis[(dimethyliminio-3,1-propanediyl -1(4H)-pyridinyl-4-ylidenemethy-lidynebis[3-methyl]-benzothiazoe were employed in this chapter, and two non-covalent labeled fluorescence sensing systems for thrombin determination were successfully developed and compared based on its 29-mer aptamer.

本章利用dsDNA嵌入式荧光染料[Ru2]2+(phen = 1，10-二氮菲； dppz =吡啶[3，2-a：2'，3'-c]吩嗪)及BOBO-32，2\'-1，3-丙二基二[(二甲基亚氨基-3，1-丙二基-1(4H)-吡啶基-4-(丙-1，3-二烯基二[3-甲基]-苯并噻唑)，基于适配体29-mer，分别建立了两种凝血酶检测体系[Ru(phen2]2+及BOBO-3检测体系。

Adenosine was used as the raw material, dissolved in triethyl phosphate and then esterified with thiophosphoryl chloride under 0~5℃ for 8h without water and oxgen, in alkaline condition provided by 2,6-dimethylpyridine, introducing thiophosphoryl ester to adenosine.Then superfluous triethylamine was added and reacted under 5℃ for 1h to synthesize rough 5'-AMPS.The unpurified product was appled to a DEAE Sephadex A-25 column and eluted with triethylammonium bicarbonate.

用腺苷为起始原料，溶解于磷酸三乙脂中后，在无水无氧环境中及2，6-二甲基吡啶提供的碱性条件下与三氯硫磷以0~5℃下发生酯化反应8h，将硫代磷酸酯引入腺苷，然后再与过量三乙胺在5℃下反应1h，合成粗产品，再用碳酸氢三乙胺作洗脱液，过DEAE Sephadex A-25凝胶柱纯化。

Benzylidene[1,3-bis(2,6-dimethylphenyl)-4,5-dihydroimidazol-2-ylidene]dichloro(2-methylpyridine)ruthenium (62), benzylidene[1,3-bis(2,6-dimethylphenyl)-4,5-dihydroimidazol-2-ylidene] dichloro(2,4-dimethylpyridine)ruthen ium (63) introduce ortho substituted pyridine as dissociating ligand to weaken Ru-N bondand accelerate dissociation of pyridine derivative ligand through steric hindrance.

在钌卡宾配合物[1，3-二-(2，6-二甲苯基)-4，5-二氢咪唑基]-苯亚甲基-(2-甲基吡啶)-二氯合钌(62)，1，3-二-(2，6-二甲苯基)-4，5-二氢咪唑基1-苯亚甲基-(2，4-二甲基吡啶)-二氯合钌(63)中，邻位取代的吡啶作为解离配体，通过邻位基团的空间效应削弱钌-氮配位键，使配体更易解离，提高了催化剂的初活性。

Four hemicyanine derivatives,-N-(4-sulfobutyl)-4-[2-(4-N,N-dimethylamino-phenyl) etheny1] pyridinium (P1),-N-(4-sulfobutyl)-4-[2-(4-N,N-dimethylaminophenyl)-1,3-buteny1] pyridinium (P2),-N-(4-sulfobutyl)-4-2-(4-N,N-dimethylaminophenyl) ethenyll quinolinium (Q1) and-N-(4-sulfobutyl)-4-

合成了具有不同共轭链长度的吡啶盐类及喹啉盐类半菁染料-N-（4-磺酸丁基）-4-[2-4-N，N-二甲基氨基苯基）乙烯基]吡啶鎓盐(P1、-N-（4-磺酸丁基）-4-[2-4-N，N-二甲基氨基苯基）丁二烯基]吡啶鎓盐(P2、-N-（4-磺酸丁基）-4-[2-(4-N，N-二甲基氨基苯基)乙烯基]哇琳鎓盐(Q1)以及-N-（4-磺酸丁基）-4-[2-4-N，N-二甲基氨基苯基丁二烯基]喹啉鎓盐(Q2)。研究了它们的光物理性质，并将它们用作TiO2纳米晶电极的光敏化剂引入光电化学电池。

Nim was rapidly metabolized and three metabolites of Nim were isolated and identified in human liver microsomes. These are dehydrogenated metabolite of dihydropyridine ring of Nim (M1), demethylated metabolite of lateral chain of dihydropyridine ring of Nim (M2) and the dehydrogenated and demethylated metabolite of Nim (M3), respectively.

Nim在人肝微粒体内被迅速代谢成3个代谢物，分别是Nim二氢吡啶环脱氢代谢物M1，二氢吡啶环侧链脱甲基代谢物M2，二氢吡啶环脱氢及其侧链脱甲基代谢物M3。

A process for synthesis of-2-{[4-(3-methoxypropoxy)-3-methyl-pyridin-2-yl]methyl- sulfinyl}-1H-benzimidazole from 2,3-lutidine was studied.

以2，3-二甲基吡啶为起始原料，经过11步反应，不对称合成了质子泵抑制剂的关键中间体：-2-{[4-(3-甲氧基丙氧基)-3-甲基吡啶-2-基]甲基亚硫酰基}-1H-苯并咪唑。

The effects of pyridine substitutive derivations on the metabolic pathway of Blakeslea Trispora, were studied such as 2,6-dimethylpyridine,2,5-dimethylpyridine, 2-amino-6-methylpyridine and tobacco dust which contains mainly 3-pyridine substitutive derivation.

主要考察了吡啶衍生物如2，6-二甲基吡啶、2，5-二甲基吡啶、2-氨基-6-甲基吡啶及烟草废弃物（主要成分为3-吡啶基衍生物）对三孢布拉氏霉菌代谢途径的影响。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐