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英語人>網(wǎng)絡(luò)例句>重氮胺基苯 相關(guān)的搜索結(jié)果
網(wǎng)絡(luò)例句

重氮胺基苯

與 重氮胺基苯 相關(guān)的網(wǎng)絡(luò)例句 [注:此內(nèi)容來源于網(wǎng)絡(luò)欧美韩一区,僅供參考]

A series of azobenzenes with different electron effect substituents were prepared from diazonium salts and benzoguanamine.

將含有不同取代基的芳胺在鹽酸介質(zhì)中進(jìn)行重氮化反應(yīng),制得相應(yīng)的重氮鹽日韩在线试看福利网站免费,再與苯代三聚氰胺發(fā)生偶合反應(yīng)又粗又大又有硬的黄色短视频,,看湿下面,最終得到一系列含有不同取代基的偶氮化合物。

P-π conjugated polyamic acid was synthesized by the poly-condensation of benzoguanamine and pyromellitic dianhydride under microwave irradiation. Then PAA was grafted with different side-chain containing azobenzol groups through azo coupling reaction.

選取苯代三聚氰胺和均苯四酸二酐為單體進(jìn)行微波輻射溶液聚合反應(yīng),所得的聚酰胺酸與對位取代基不同的苯胺重氮鹽偶合接枝妓女在线观看网站,從而合成了一系列新的具有三階非線性光學(xué)活性的側(cè)鏈型聚合物。

A new convenient synthesis of a series of 1-aryl-2-propanones using aromatic amines as precursors, via diazo reaction and improved Meerwein arylation reaction under mild conditions, was achieved. In addition, 1-[3,5-bisphenyl]-2-propanone is a new compound among the synthesized compounds. This approach is an efficient synthetic method for the aryl-propanones with the different substituting groups.

以芳香胺為原料极品人妻沉沦秦雅,經(jīng)重氮化和改進(jìn)的Meerwein芳基取代反應(yīng)女子被男子操的视频,合成了一系列的1-芳基-2-丙酮,其中1-(3国产伦精品一区二区三区免费视频,5-二三氟甲基苯基)2-丙酮是一個(gè)新化合物改進(jìn)后的方法簡化了合成步驟在线观看黄片儿。,提高了收率,可方便地用于在苯環(huán)上具有不同取代基的芳基丙酮的合成亚洲丶欧美丶日韩在线一。

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And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47:5 法老對約瑟說性欧美精品一区二区三区在线播放,你父親和你弟兄們到你這里來了。

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