甲基氰

With common pakchoi as the material, they were soaked in mixed solution with 1000 times of methyl parathion, dimethoate, dichlorvos, pyralid treat phosphorus, poison-to-death barnyard grass and fenvalerate for 1 min, and then they were saved in CW(25℃, humidity 55%RH), LC(4 ℃, humidity 60%RH) and DW (-24 ℃, humidity 70%RH) after air dried. After saved for 0, 24, 48 and 72 h, the samples from which were taken to determine the residual quantity of pesticides in pakchoi of different treatments.

方法］以普通小白菜为材料，将其在1000倍甲基对硫磷、乐果、敌敌畏、治螟磷、毒死稗和氰戊菊酯的混合稀释液中浸泡1 min，取出晾干后分别在CW（25℃，湿度55%RH）、LC（4℃，湿度60%RH）和DW(-24℃、70%RH)条件下保存，0、24、48、72 h后分别取样，测定各处理小白菜中农药的残留量。

Ophenyl phenol,ophenyl phenol sodium salt tetrahydrate,7ADCA,2ethyl phenyl hydrazine hydrochloride,2,3dihydrofuran,7ethyl3(2hydroxy ethyl)indole,methyl ester of etodolac; 1,8diethyl1,3,4,9tetrahydropyrano[3.4b] indole1acetic acid methyl ester,5chloro2methoxy benzoic acid,4(2aminoethyl)benzene sulfonamide,5cyano phthalide,phthalhydrazide,9thioxanthenone,n[(1,4benzodioxane2yl)carboxyl]piperazine HCL,2chloro4amino6,7dimethoxyquinazoline,2chloro benzimidazole,1(4fluorobenzyl)2chlorobenzimidazole,2methylthio4pyrimidone,5amino4imidazole carboxamide HCL,6chloro2hexanone,11oxo6.11hydrodibenzothiepin,6,11dihydrodibenzooxepin11one,10,11dihydrodibenzocyclohepten5one;dibenzosuberone,dibenzo cyclohepten5one;dibenzosuberenone,3,5dihydroxy benzoic acid,3,5dihydroxy benzyl alcohol,2mercapto benzimidazole,3,4dihydroxy benzaldehyde,3,4dihydroxy benzonitrile,2amino5chloro benzonitrile,2(4chlorophenoxy)ethyl chloride,2(4chloro phenoxy)tert,butane,ditrimethylol propane;DTMP,2,2bis(4hydroxyphenyl)butane; bisphenol B,1,1'bis(4hydroxyphenyl)cyclohexane;bisphenol Z,tetrabromobisphenolS,3,5ditertbutyl salicylic acid,3,4,5trihydroxy benzoic acid stearyl ester,1,2,4trimethoxybenzene.

华业公司产品：邻苯基苯酚，邻苯基苯酚钠盐，7氨基3去乙酰氧基头孢烷酸，邻乙基苯肼盐酸盐，2，3二氢呋喃，7乙基色氨醇，依托度酸甲酯，5氯2甲氧基苯甲酸，4(2氨乙基)苯磺酰胺，5氰基苯酞，双酮酞嗪，9噻吨酮，N〔(1，4苯并二恶烷2基)羰基〕哌嗪盐酸盐，2氯4氨基6，7一二甲氧基喹唑啉，2氯苯并咪唑，1(4氟苄基)2氯苯并咪唑，2甲硫基4嘧啶酮，5氨基咪唑4 甲酰胺盐酸盐，6氯2已酮，11氧6.11二氢苯并〔b.c〕虑平，11氧代6，11二氢二苯并氧杂卓，10，11二氢二苯并环庚烯5酮，二苯并环庚烯5酮，3，5二羟基苯甲酸，3，5二羟基苯甲醇，2巯基苯并咪唑，3，4二羟基苯甲醛，3，4二羟基苯腈，2氨基5氯苯腈，2(4氯苯氧基)1氯乙烷，2(4氯苯氧基)叔丁烷，双丙烷，2，2二(4羟基苯基)丁烷；双酚B，1，1'双(4羟基苯基)环己烷；双酚Z，2[3，5二溴4(2，3二溴丙氧基)]苯砜，3，5二叔丁基水杨酸，3，4，5三羟基苯甲酸十八烷基脂，1，2，4三甲基氧基苯。

Dimethyl N-cyanodithioiminocarbonate was facilely synthesized from calcium cyanamide, sodium carbonate and carbon disulfide, using dimethyl sulfate as a methylating agent in aqueous phase with an overall yield of 72% and purity of 99%.

用氰氨化钙、碳酸钙和二硫化碳等为原料，硫酸二甲酯为甲基化试剂，采用水相合成工艺制得荒酸二甲酯，总收率72%，纯度99%。

Preparation of water-borne polyurethane dispersion modified by epoxy resin;2. Preparation and Application of water-borne curing agent from cashew nut shell liquid;3. Synthesis and performance study of water-borne photosensitive PU acrylate PUA

以甲苯二异氰酸酯、聚丙二醇醚(PPG 2 2 0 )和二羟甲基丙酸为原料制备了阴离子型水性PU 乳液，研究了DMPA用量、n /n值、交联剂TMP用量对水性PU 乳液与涂膜性能的影响，得出了制备阴离子型水性PU 的最佳配

The diazotization condition of 4-methyl-1-ethyl-3-cyano-5amino-6-hydroxy-2-pyridone and coupling condition of its diazo salt were researched, and the structure of its diazo salt was confirmed.

研究了4-甲基-1-乙基-3-氰基-5-氨基-6-羟基-2-吡啶酮的重氮化反应及其重氮盐发生偶合反应的条件，确定了重氮盐的结构。

The Power: Brassinin, which some research suggests may help prevent breast tumors, plus indoles and isothiocyanates, which lower levels of estrogen, make this vegetable a double-barreled weapon against breast cancer.

健康因子：氨甲基吲哚，一些研究表明其有助于预防乳腺癌，此外大白菜含有的吲哚类物质和异硫氰酸酯可降低雌激素含量，从而使其成为抵御乳腺癌的双面手。

Isocyanate was modified with emulgent DMPA,and then reacted with hydroxyl acrylic resin forming waterborne two-component acrylic polyurethane coatings.

用内乳化剂二羟甲基丙酸对异氰酸酯进行改性，然后将其与丙烯酸酯多元醇反应制备了水性双组分丙烯酸酯聚氨酯涂料。

GC/MS analysis on the leaf oil indicated that the main components with a relative content of ≥3% were alloocimene (43.22%),α-pinene (13.63%),γ-terpinene (5.49%),-3, 7-dimethyl-, 2, 6-octadien-1-ol (3.58%),β-fenchyl alcohol (4.58%), and 2-amino-3, 5-dicyano-6-(4-methoxyphenoxy)-pyridine (3.67%).

用GC/MS联用方法，对巨尾桉挥发油进行鉴定，相对百分含量在3%以上的化合物有：α-蒎烯(13.63%)、别罗勒烯(43.22%)、γ-萜品烯(5.49%)、3，7-二甲基－2，6-辛二烯醇(3.58%)、β-小茴香醇(4.58%)和2-氨基－3，5-二氰基-6-（4-甲氧基苯氧基）－吡啶(3.67%)。

Structure unit 2 was conveniently synthesized from 3-cyanopyridine by methylation, rearrangement reaction, and reduction of formyl.

以价廉易得的3-氰基吡啶为原料，通过甲基化、重排、还原三步反应合成了结构单元2。

Methods Activate GAMP with cyanogens bromide and prepare GAMP-protein conjugates using ADH as a linker and EDAC as a coupling agent.

方法采用溴化氰活化多糖，以无水己二酸二肼为连接剂，1-乙基-1-3-(3-二甲基氨基-丙基)-碳化二亚胺为偶联剂，制备结合物并免疫小鼠，检测小鼠血清中抗GAMP与抗载体蛋白抗体及抗GAMP抗体的杀菌活性。

Now, however, all children continue in "comprehensive" schools, and the eleven-plus determines which courses of study the child will follow.

然而现在，所有的孩子都要在综合学校继续学习，所以这次考试只是决定他们将要学习哪些课程。

Cultivatable land , and led to a general recognition that development must not be carried at the cost of agriculture .

城区的迅速扩大在很多情况下侵占了宝贵的可耕地，使人们普遍认识到发展不能以牺牲农业为代价。