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CAS号864908-76-9 2-iodophenyl is... | CAS号358-23-6 三氟甲磺酸酐 | CAS号533-58-4 2-碘苯酚 | CAS号17614-10-7 Carbamic acid,N... | CAS号108-95-2 苯酚 | CAS号199188-29-9 2-(TRIFLUOROMET... | CAS号104-51-8 丁基苯 | CAS号84-15-1 邻二苯基苯 | CAS号17763-65-4 (2-phenylphenyl... | CAS号90-43-7 2-苯基苯酚 | CAS号611-64-3 9-甲基吖啶 | CAS号1159-86-0 1,2-二苯基苯 | CAS号137648-47-6 2-(2-iodophenyl...📜2-(三甲基硅)苯基三氟甲烷磺酸盐置于aluminum (III) Chloride,1,3-二碘-5,5-二甲基海因体系中,用 二氯甲烷 用作溶剂,化学反应 2.0H,以90%的收率获得2-碘苯基三氟甲磺酸酯
参考文献:Facile Synthesis Of Diverse O-Iodoaryl Triflates From O-Silylaryl Triflates By Aluminum-Mediated Desilyliodination
标题:Facile Synthesis Of Diverse O-Iodoaryl Triflates From O-Silylaryl Triflates By Aluminum-Mediated Desilyliodination
摘要:一种方便的方法被开发用于通过去硅烷钨化反应制备多样的o-碘苯三氟甲磺酸酯.将o-硅烷芳基三氟甲磺酸酯与1,3-二碘-5,5-二甲基氢氨酸(dih)在氯化铝存在下处理,能够有效地生成相应的o-碘苯三氟甲磺酸酯,包括具有多个1-碘-2-(三氟甲氧基)芳基基团的化合物.通过铱催化的c-h硼化反应,利用易得的简单o-硅烷芳基三氟甲磺酸酯,随后进行去硼转化和后续去硅烷碘化反应,可以简单地制备出各种多取代的o-碘苯三氟甲磺酸酯.
Doi:10.1246/cl.190223
海关参考信息
- 2904100000-仅含磺基的衍生物及其盐和乙酯
2908199090-其他酚的卤化衍生物
2908999090-其他酚的硝化衍生物
2918290000-其他含酚基羧酸 - 💡 提示:海关信息按照顺序优先匹配,如需确认的海关信息,请参考相关资料。
- 详情请参考:📖 海关编码查询和海关进出口税则
专利信息
专利号:CN-105646134-B
优先权日:2016-02-23
标题:A method for highly selective synthesis of iodobenzene compounds
专利号:CN-105646134-A
优先权日:2016-02-23
标题 :A method for highly selective synthesis of iodobenzene compounds
专利号:WO-2024187369-A1
优先权日:2023-03-14
标题:Preparation method for biphenylene
发明人:ZHANG SHILEI; YIN YUEJIA; FANG CHUNHUI; HU YANWEI
权利人:UNIV SOOCHOW
摘要:Disclosed in the present invention is a preparation method for biphenylene. Biphenylene is obtained by carrying out reaction using o-dihalobenzene as a raw material in the presence of an alkali metal hydride, wherein the alkali metal hydride is one or more of NaH, KH, CaH2, and LiH. It is disclosed in the present invention for the first time that o-diiodobenzene can be used to rapidly produce biphenylene at room temperature under the action of an alkali metal hydride such as sodium hydride. The reaction is green and efficient and has a high atom conversion rate, no transition metal catalysis is required, and the raw material o-diiodobenzene is cheap and easily available; an experiment is easy to operate, and a high yield can still be obtained when the experiment is scaled up; a reaction product is difficult to obtain in one step by other methods; and the product has important significance in organic synthesis, medicinal chemistry and materials chemistry.