查询词典 isopropylamine

Jinzhou Chemical landing six branches now have the world's larger 5,000 tons / year, Central Sulfolane a plant to produce 1,500 tons mainly isopropylamine / devices in a production, domestic production of methyl iso unique ---A, two isobutyl ketone and methyl isobutyl ketone methanol mainly 1,500 tons / year of a production plant.

锦州六陆化工分公司目前拥有世界上较大的5000吨/年环丁砜生产装置一套、以生产异丙胺为主1500吨/年生产装置一套、国内独有以生产甲基异丁基酮甲酮、二异丁基酮和甲基异丁基酮甲醇为主1500吨/年生产装置一套。

The company mainly produces: ammonia, dimethylformamide, formamide, N-dimethylformamide, mixed methylamine, isopropylamine.

公司主要生产：合成氨，二甲基甲酰胺，甲酰胺，N-甲基甲酰胺，混甲胺，异丙胺。

Based on B-trichloroborazine with boron-nitrogen ring structure, the monomer was synthesized by substitution reaction with different molar ratio of propylamine/isopropylamine, then the corresponding polyborazine was obtained through thermal polymerization.

以三氯环硼氮烷为原料，将其与正丙胺/异丙胺进行共取代反应，制得了不同结构的取代单体，再经热聚合反应获得了相应的聚硼氮烷先驱体。

Based on B-trichloroborazine with boron-nitrogen ring structure, the monomer was synthesized by substitution reaction with different molar ratio of propylamine/isopropylamine, then the corresponding polylyborazine was obtained through thermal polymerization.

以三氯环硼氮烷为原料，将其与正丙胺／异丙胺进行共取代反应，制得了不同结构的取代单体，再经热聚合反应获得了相应的聚硼氮烷先驱体。

Rate enhancement in ligand-free palladium catalyzed Suzuki reaction by Lewis acid promoters;2. Metoprolol was synthesized with isopropylamine and 4-(2-methoxyethyl)phenyl glycidyl by different Lewis acid .

Lewis酸催化对甲氧乙基苯基缩水甘油醚与异丙胺的反应得到美托洛尔，考察不同的催化剂、反应温度、反应时间对反应的影响。

The results indicate that polyborazine precursor prepared at 150℃ for 10 h and propylamine/isopropylamine molar ratio 2:1, could possess nearly linear molecule skeleton and he prone to melt spinnability. When melt at 90℃, the precursor fibers are prepared with average diameter 10-20μm and BC1.27 N1.52 H structure. After curing process and sintered in NH3 at 1200℃, the near-stoichiometric BN fibers was obtained, which proved this precursor is apt for preparation of BN fibers.

结果表明，当正丙胺／异丙胺摩尔比为2：1，聚合温度为150℃，反应时间为10h时，合成产物具有近似线性分子结构，熔点为90℃，具有良好的成丝性，可获得平均直径10~20μm，组成为BC1.27N1.52H的先驱体纤维，先驱体纤维再经不熔化处理及1200℃氨气高温锻烧等工艺可获得近化学计量比的氮化硼纤维。

In this study, insect-resistant cry1Ah gene and glyphosate-toleranct 2mG2-epsps gene was used to construct an insect-resistant/glyphosate-tolerance bivalent plant expression vector, glyphosate isopropylamine salt as a screening agent, 2mG2-epsps gene as a selectable maker gene, the vector was transfer into maize immature embryonic calli by microprojectile bombardment, 80 T0 transformed plants were obtained.

本研究利用抗虫基因cry1Ah和耐草甘膦基因2mG2-epsps构建了双价植物表达载体，通过基因枪轰击转化玉米，以2mG2-epsps为筛选标记基因，以草甘膦异丙胺盐作为筛选剂，获得到了抗性较好的T0代转化植株80株。

In the synthesis process, aluminum isopropoxide or pseudo-boehmite is used as aluminum resources, and hexacosanoic propylamine and isopropylamine or the mixture of both are used as templates, thereby realizing the purposes of single feeding adoption, relatively mild crystallization condition, suitable water-solid ratio and great template dosage reduction.

一种用杂原子取代AEL骨架结构磷铝酸盐分子筛的合成方法，该方法是以氯、钛、钴、钙、钯、锌、铈和锆等杂原子为杂原子物料来取代磷铝酸盐分子筛的AEL骨架结构，并在合成过程中以异丙醇铝或拟薄水铝石为铝源，正二丙胺、异二丙胺或两者的混合物为模板剂，从而实现采用一次投料，晶化条件相对温和，水固比适宜，模板剂用量大大下降的目的。

Methods: Co1umn: Berger PYR(Ethyl pyridine, 250mm×4.6mm, 6μm); Mobile phase: CO2-methanol with 0.2% isopropylamine (77:23), Pressure: 100bar, Temperature: 35℃, Flow: 2.0mL/min, Detection wavelength: 225nm.

色谱柱：Berger PYR（乙基吡啶柱，250mm×4.6mm，6μm），流动相：超临界CO2-0.2%异丙胺甲醇(77：23)，压力：100bar，温度：35℃，流速：2.0mL/min，检测波长：225nm。

A trivalent plant expression vector containing Bt cry1Ah gene, cry1Ie gene and glyphosate-tolerant 2mG2-epsps gene was constructed, glyphosate isopropylamine salt as a screening agent, 2mG2-epsps gene as a selectable maker gene. The vector was transfer into maize immature embryonic calli by microprojectile bombardment, and 69 T0 generation plants were obtained. PCR analysis showed that 17 plants had the integration of insect-resistant cry1Ah, cry1Ie gene and glyphosate-tolerance 2mG2-epsps gene.

同时构建了含有Bt cry1Ah和cry1Ie基因和耐草甘膦2mG2-epsps基因的三价植物表达载体，通过基因枪轰击法转化玉米愈伤组织，以2mG2-epsps为筛选标记基因，以草甘膦异丙胺盐作为筛选剂，获得T0代转化植株69株，PCR检测结果表明：有17株已完整的整合有抗虫基因cry1Ah、cry1Ie和耐草甘膦基因2mG2-epsps的3个目的基因，RT-PCR分析外源基因可以正确转录，已获得结实转基因植株。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。