- 更多网络例句与联苯氨基相关的网络例句 [注:此内容来源于网络,仅供参考]
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To improve the cyano reactivity, cyano-terminated PPENs were prepared by the end-capping reaction of PPEN-OL with CBN; benzonitrile terminated polys were also prepared by the polycondensation of excess 4,4'-oxydianiline with 1,2-dihydro-2-(4-carboxyphenyl)-4-[4-(4-carboxyphenoxyl)phenyl]-phthalazinone, followed by end-capping with CBA. The polymers synthesized exhibited good solubility in NMP, DMAc and DMF, and were crosslinked to afford phenyl-s-triazine-containing polymers under the similar conditions.
为提高氰基活性,以对氯苯腈为原料,对PPEN-OL进行封端,设计合成了含氰端基的聚芳醚腈;以含二氮杂萘酮联苯结构二酸单体与4,4'-二氨基二苯醚为原料,经Yamazaki膦酰化缩聚,并用对氰基苯甲酸进行封端,合成了含氰端基的聚芳醚酰胺。
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Synthesis and Property Study of 4, 4'-Bis(4-aminophenoxy)-3, 3', 5, 5'-tetramethyl Biphenyl and Polyimide Therefrom
篇名 4, 4'-双(4-氨基苯氧基)-3, 3', 5, 5'-四甲基联苯及其聚酰亚胺的合成与性能研究
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Aminobenzoic acid was used to synthesize 4'-methyl-2-cyanobiphenyl, which was one of medicine intermediates, by diazotization, acylation, substitution, and dehydration.
以邻氨基苯甲酸为起始原料,经重氮化、芳基化、取代和脱水等步骤合成药物中间体4'-甲基-2-腈基联苯。
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Using 9 fluorenylmethylchloroformate as a pre column derivatising agent, nine aromatic amines ( o toluidine, 4 chloro o toluidine, aniline, 2,4,5 trimethylaniline, p cresidine, p chloroaniline, 4 aminodiphenyl, o anisidine, 2 naphthylamine,) are separated and a quantitative analysis method is studied by means of RP HPLC.
以氯甲酸 9 芴基甲酯为柱前衍生试剂,对 9种单环芳香胺(邻甲苯胺、4 氯邻甲苯胺、苯胺、2 ,4 ,5 三甲基苯胺、3 氨基对甲苯甲醚、对氯苯胺、4 氨基联苯、邻氨基苯甲醚、2 萘胺)进行了高效液相色谱分离和定量分析方法研究。
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The invention relates to polyimide molding powder with low melt viscosity and a preparation method, which uses 3,4'- diamino diphenyl ether, 3,3',4,4'-diphenyl ketone dicarboxylic anhydride, 3,3',4,4'-biphenyltetracarboxylic dianhydride, 3,3',4,4'- triphenyl diether dicarboxylic anhydride, 3,3',4,4'- diphenyl ether dicarboxylic anhydride and other monomers to polymerize at 100 to 140 DEG C, to get molding powder with a melt viscosity in the range of 1000Pa.s to 5000Pa.s.
本发明属于一种低熔体粘度聚酰亚胺模塑粉及制备方法,是采用3,4′-二氨基二苯醚同3,3′,4,4′-二苯酮四酸二酐、3,3′,4,4′-联苯四酸二酐、3,3′,4,4′-三苯二醚四酸二酐、3,3′,4,4′-二苯醚四酸二酐等单体在100~140℃聚合,获得熔体粘度在1000Pa.s~5000Pa.s范围内的模塑粉。
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Xinquan HuTwo new chiral backbones R-- and S--2-amino-2"-hydroxy-4,4",6,6"-tetra methyl-1,1"-biphenyl were synthesized via nitration, diazotation/iodination, Ulhnann coupling, selective reduction, diazotation/hydrolysis, hydrogenation and resolution from 2,4-dimethyl-aniline in seven steps.
以2,4-二甲基苯胺为起始原料,经过硝化反应、重氮化碘代反应、Ullmann缩合反应、选择性双硝基单还原反应、重氮化水解反应、催化氢化反应和拆分,首次合成了--2-氨基-2'-羟基-4,4',6,6'-四甲基-1,1'-联苯和--2-氨基-2'-羟基-4,4',6,6'-四甲基-1,1'-联苯两个对映体。
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Racemic backbones 2-amino-2'-hydroxy-6,6'-dimethyl-l,l'-biphenyl la and 2-amino-2'-hydroxy-4,4',6,6'-tetramethyl-l,1'-biphenyl 1b were synthesized from o-methylaniline and 2,4-dimethylaniline via nitration, diazotation/iodination, Ullmann coupling, selective reduction, diazotation/hydrolysis and hydrogenation.
从邻甲苯胺及2,4-二甲基苯胺出发,经过硝化,重氮化-碘代,偶联,单还原,重氮化-水解及还原反应合成了消旋体骨架2-氨基-2'-羟基-6,6'-二甲基-1,1'-联苯1a和2-氨基-2'-羟基-4,4',6,6'-四甲基-1,1'-联苯1b。
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The compound of BNTMBP wassynthesized by the condensation reaction between 4-chloronitrobenzene (4CNB) and 4, 4'-dihydroxy-3, 3', 5, 5'-tetramethyl biphenyl in the presence of potassium carbonate in the mixture solvents of N, N-dimethylformamide and tolune.
4, 4'-二羟基-3, 3', 5, 5'-四甲基联苯、4-氯硝基苯(4CNB)和碳酸钾在N, N-二甲基甲酰胺和甲苯的混合溶剂体系中回流反应,合成得到了4, 4'-双(4-硝基苯氧基)-3, 3', 5, 5'-四甲基联苯;随后,在Pd/C-水合肼的还原体系中,被进一步还原,得到了4, 4'-双(4-氨基苯氧基)-3, 3', 5, 5'-四甲基联苯。
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Phenol novolac resins and sulphanilamide were used to cure rigid rod epoxy resins, namely DGEBP, DGETMBP and traditional epoxy resin.
用线性酚醛树脂和4-氨基苯基氨基砜作为固化剂,与刚性棒状环氧树脂联苯环氧、四甲基联苯环氧和传统双酚A环氧树脂分别进行固化。
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Gas chromatographic analysis of 2-chloroethyl ethyl carbamate WANG Yue-feng, YANG Rui, SHE Yong-hong, ZHANG Hong-chao (Sanonda Zhengzhou Pesticide Co., Ltd., Zhengzhou 450009, China) Abstract: Separation and quantitative determination of 2-chloroethyl ethyl carbamate was conducted using gas chromatography with FID using an OV-101 packed column and biphenyl as the internal standard. Column temperature was 190℃, the ignition chamber was 230℃, and the test chamber was 230℃.
2-氯乙基氨基甲酸乙酯气相色谱分析王跃凤,杨睿,佘永红,张宏超(沙隆达郑州农药有限公司,郑州 450009)摘要:采用气相色谱法,柱填充物为3% OV-101涂渍在 Chromosorb W AW DMCS (180~250m)上,柱温:190℃,气化室:230℃,检测室:230℃;内标物为联苯,用内标法对2-氯乙基氨基甲酸乙酯有效成分进行分离和检验。
- 更多网络解释与联苯氨基相关的网络解释 [注:此内容来源于网络,仅供参考]
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chondroitin:硫酸软骨素
包载治疗肠道紊乱的皮质激素药物时滞型释药系统采用在固体剂型外先后包羟丙甲基纤维素(HPMC)和肠溶性材料成的酮洛芬(Ketoprofen)片采用水/乙醇/聚乙二醇为溶剂,最后制成高黏度的另外,硫酸软骨素(Chondroitin)与"1,12-二氨基十二烷"的交联聚合物苯与丙烯酸树脂共聚物的释放效果更好,
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White Friar:白衣僧,加尔默罗会修士
tolidine [化]联甲苯胺,二甲基二氨基联苯 | White Friar 白衣僧,加尔默罗会修士 | curtilage 庭园, 宅地
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phosphine:[化]磷化氢, 三氢化磷
phenylaniline 苯基苯胺, 氨基联苯 | phosphine [化]磷化氢, 三氢化磷 | epitasis 剧情向高潮发展
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russet:黄褐色的, 赤褐色的 赤褐色, 黄色苹果之一种
diaminoditolyl 二甲基二氨基联苯 | russet 黄褐色的, 赤褐色的 赤褐色, 黄色苹果之一种 | brace screw driver 撑臂起子, 撑柱螺丝改锥
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tolidine:[化]联甲苯胺,二甲基二氨基联苯
walmstedtite 铁菱镁矿 | tolidine [化]联甲苯胺,二甲基二氨基联苯 | White Friar 白衣僧,加尔默罗会修士
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benzidine:对二氨基联苯
需由供应商提供证书,证明该染料不是由联苯胺/对二氨基联苯(Benzidine)制成且不含有任何其成分. (21) 蒸气锅炉(用于集中供暖的热水锅炉除外)和超热水锅炉. 需要事先经过锅炉检验机构(Chief Inspector of Boilers)的批准. (5) 医药原料.
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benzidine:二氨基联苯
需由供应商提供证书,证明该染料不是由联苯胺/对二氨基联苯(Benzidine)制成且不含有任何其成分. (21) 蒸气锅炉(用于集中供暖的热水锅炉除外)和超热水锅炉. 需要事先经过锅炉检验机构(Chief Inspector of Boilers)的批准. (5)医药原料.
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7-Amino Heptanoic acid:7-氨基庚酸
三氟甲烷磺酸酐 Trifluoromethanesulfonic anhydride | 7-氨基庚酸 7-Amino Heptanoic acid | 联苯 Biphenyl
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Alkyls:烷基化合物
可溶性盐类 Soluble salts | 烷基化合物 Alkyls | 4-氨基联苯(皮) 4-Aminodiphenyl
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cobalamin:钴胺素
维生素B12(VB12)为钴胺素(Cobalamin)类化合物,他的分子中有4个还原性吡咯环联结在一起,这种构叫做咕啉,他与核苷酸(二甲基苯异咪唑)及核糖相联,另一方面与D-1-氨基-2-丙醇相连,钴与核苷酸之N相偶联(图5-31).