吡啶

基本解释 (translations)

pyridin  ·  pyridina

与吡啶相关的网络例句 [注：此内容来源于网络，仅供参考]

Methods Starting from 2-chloro-4-nitrophenol and 2- pyridine hydrochlorid, 3-chloro-4-(pyridin-2-ylmethoxy) aniline was obtained via etherization and reduction. The obtained aniline coupled with N-(4-chloro-3-cyano-7-ethoxyquinolin-6-yl) acetamide to give 4-[3-chloro-4-(2-pyridylmethoxy) phenylamino]-3-cyano-7-ethoxy-6-N-acetylaminoquinoline. And then it was deacetylated, followed by reacting with4- but-2-enoyl chloride to yield the target compound neratinib.

以2-氯－4-硝基苯酚和2-氯甲基吡啶为起始原料，经醚化、硝基还原得到3-氯－4-（吡啶－2-甲氧基）苯胺，3-氯－4-（吡啶－2-甲氧基）苯胺与3-氰基－6-乙酰氨基－7-乙氧基－4-氯喹啉反应得到3-氰基－6-乙酰氨基－4-［3-氯－4-（吡啶－2-甲氧基）苯氨基］－7-乙氧基喹啉，3-氰基－6-乙酰氨基－4-［3-氯－4-（吡啶－2-甲氧基）苯氨基］－7-乙氧基喹啉去乙酰保护基后，与-4-二甲氨基－2-丁烯酰氯经酰化反应得到ner-atinib。

Diamino-3,5-dinitropyridine and 2,6-diamino-3,5-dinitropyridine-1-oxide was reacted with aqueous ammonia and KMnO4 under different conditions. Substitutions in the 4 position to the nitro group were obtained with high yields: 2,4,6-triamino-3,5-dinitropyridine (81.5%) and 2,4,6-triamino-3,5-dinitropyridine-1-oxide (85.4%).

以氨水为胺化剂，KMnO4为氧化剂，在不同反应条件下实现2，6-二氨基-3，5-二硝基吡啶和2，6-二氨基-3，5-二硝基吡啶-1-氧化物4位的氧化胺化反应，目标化合物2，4，6-三氨基-3，5-二硝基吡啶和2，4，6-三氨基-3，5-二硝基吡啶-1-氧化物的收率分别达到81.5%和85.4%。

Many of the aza quinazolines have showed potent activity, such as pyrido[2,3-d]pyrimidine, pyrido [3,2-d]pyrimidine, pyrido[4,3-d]pyrimidine, pyrido[3,4-d]pyrimidine, and pyrimido [5,4-d]pyrimidine. Moreover, the compounds that the benzene in quinazoline ring was substituted by five-member rings, such as pyrrolo[2,3-d]pyrimidine, pyrazolo[3,4-d]pyrimidine, can also inhibit the EGFR and show bright prospects.

然而喹唑啉环并非EGFR抑制剂所必须的，在随后的研究中，人们发现许多氮杂喹唑啉类也有很好的活性，如吡啶并[2，3-d]嘧啶类、吡啶并[3，2-d]嘧啶类、吡啶并[4，3-d]嘧啶类、吡啶并[3，4-d]嘧啶类、嘧啶并[5，4-d]嘧啶类，也就是在喹唑啉环的5，6，7，8-位都可以氮杂，且都有活性。

Starting from pentachloropyridine, intermediate product 2,3,5,6-tetrachloropyridine was prepared by reduction with zinc dust .

以五氯吡啶为原料，通过锌粉还原制备出中间产物2，3，5，6-四氯吡啶，再由2，3，5，6-四氯吡啶水解，制备出农药中间体3，5，6-三氯吡啶-2-酚。

In order to solve the backward electron transfer problem, 9 kinds of rhenium bipyridyl photosensitive dyes with different electron donating groups on the p or m-position of the pyridine rings, 2 kinds of rhenium bipyridyl and 2 kinds of ruthenium tris-bipyridyl photosensitive dyes with two tyrosine ethyl ester groups on the bipyridyl rings were designed and synthesized.

本文针对该类太阳能电池中存在的电子回传问题，设计合成了在吡啶配体的间位和对位带有不同供电基团的9种铼联吡啶光敏染料，在联吡啶配体上带有两个酪氨酸基团的2种铼联吡啶和2种钌三联吡啶光敏染料。

In the synthesis of 2,3,5-trichloropyridine, 2-aminopyridine was firstly chloridized to 2-amino-3, 5-dichloropyridine, and then sodium nitrite solution was added with the existence of hydrogen chloride to diazotize the 2-amino-3,5-dichloropyridine.

在2，3，5-三氯吡啶的合成上，首先通过对2-氨基吡啶的氯化生成2-氨基-3，5-二氯吡啶，然后再有盐酸存在条件下加亚硝酸钠溶液重氮化后，发生桑德迈尔反应生成2，3，5-三氯吡啶和3，5-二氯吡啶-2-酮的混合物，最后用氯化亚砜进行再次氯化，经处理得到产品2，3，5-三氯吡啶。

Three novel rigid compounds 3, 6-bis[2-(4-pyridylethenyl]-9-ethylcarbazole (L~1), 3,6-bis[2-(2-pyridyl)ethenyl]-9-ethylcarbazole (L~2), 3,6-bis[2-(4-pyridyl)ethenyl]-9 -ethylpyridylcarbazole (L~3) were successfully synthesized by Heck reaction, which were fully characterized by elemental analyses, NMR, MS, IR spectra and single X-ray diffraction analysis.

利用Heck偶联反应，成功地合成了三种新型刚性的吡啶基咔唑类化合物：3，6-二[2-(4-吡啶基)乙烯基]-9-乙基咔唑(L~1)，3，6-二[2-(2-吡啶基)乙烯基]-9-乙基咔唑(L~2)和3，6-二[2-(4-吡啶基)吡啶基]-9-乙基吡啶基咔唑(L~3)，通过元素分析、核磁共振谱、质谱、红外光谱和单晶X-射线衍射等分析手段确证了它们的结构。

The molecular designs and synthesis of triarylamine-based picolinic acid derivatives used as ancillary ligands, and their cyclometalated iridium complexes used as red-and green-emitters, as well as optoelectronics properites of these compounds were investigated in order to solve current problems of organic/polymeric electroluminescent materials and devices.

本论文针对目前有机/聚合物电致磷光材料和器件存在的问题，开展了新型三芳胺吡啶羧酸类辅助配体及其红光和绿光环金属铱配合物电致磷光材料的分子设计、合成和光电性能研究，主要包括：(1)设计、合成了三种新型的三芳胺吡啶羧酸类双齿阴离子型辅助配体；(2)以三芳胺吡啶羧酸衍生物作为双齿阴离子型辅助配体，合成得到了两个系列的红光和绿光环金属铱配合物；(3)研究了三芳胺吡啶羧酸类辅助配体分子结构对环金属配合物的紫外吸收和光致发光性能的影响；(4)以环金属配合物为客体，聚芴和恶二唑衍生物为主体，制作了聚合物电磷光器件，研究了含三芳胺吡啶羧酸类辅助配体、环金属配合物客体材料和聚合物主体材料等分子结构对电致发光性能的影响。

Based on the research and development of synthesis of halogenated pyridines the paper chose the electrochemical reduction as a research direction, and to 3,4,5,6–tetrachloropicolinic acid, pentachloropyridine, 3,4,5,6-tetrachloro-2-trichloromethylpyridine for raw materials, the reduction behavior on silver and carbon -containing silver electrode was mainly studied.

全卤吡啶脱氯是卤代吡啶类化合物合成的新尝试，本文在国内外卤代吡啶合成研究的基础上，选择了以电化学还原作为研究方向，以3，4，5，6-四氯吡啶甲酸、五氯吡啶、3，4，5，6-四氯-2-三氯甲基吡啶为原料，主要研究了其在银和碳载银电极上的还原行为。

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。

与吡啶相关的网络解释 [注：此内容来源于网络，仅供参考]

picoline：甲基吡啶 皮考啉

picolinamide 吡啶酰胺 | picoline 甲基吡啶 皮考啉 | picolinicacid 甲基吡啶酸

pyridine alkaloid：吡啶生物鹼 吡啶生物碱

pyranose 吡喃糖 吡喃糖 | pyridine alkaloid 吡啶生物鹼 吡啶生物碱 | pyrogen 熱原 热原

quinoline：喹啉;苯并吡啶

对苯二酚;氢醌 quinol; hydroquinone | 喹啉;苯并吡啶 quinoline | 喹啉酸;2,3-吡啶二甲酸 quinolinic acid; pyridine-2,3-dicarboxylic acid

sulfapyridine calcium：磺胺吡啶钙

sulfapyrazine sodium 磺胺吡嗪钠 | sulfapyridine calcium 磺胺吡啶钙 | sulfapyridine sodium 磺胺吡啶钠

sulfapyridine sodium：磺胺吡啶钠

sulfapyridine calcium 磺胺吡啶钙 | sulfapyridine sodium 磺胺吡啶钠 | sulfasuccinamide sodium 磺胺琥珀酰胺钠

pyridinium fluoroborate：氟硼酸吡啶

"pyridinium compound","吡啶基化合物" | "pyridinium fluoroborate","氟硼酸吡啶" | "pyridylethylation","吡啶乙基化"

pyridine monocarboxylic acid：吡啶一羧酸

pyridine dye 吡啶染料 | pyridine monocarboxylic acid 吡啶一羧酸 | pyridine monosulfonic acid 吡啶一磺酸

pyridine monosulfonic acid：吡啶一磺酸

pyridine monocarboxylic acid 吡啶一羧酸 | pyridine monosulfonic acid 吡啶一磺酸 | pyridine perchlorate 高氯酸吡啶

pyridinium compound：吡啶基化合物

"pyridine","吡啶" | "pyridinium compound","吡啶基化合物" | "pyridinium fluoroborate","氟硼酸吡啶"

pyridone：吡啶酮;羟基吡啶

pyridinoprotein enzyme 吡啶蛋白酶 | pyridone 吡啶酮;羟基吡啶 | pyridoxal 吡哆醛;维生素 B6