Abstract:
Modification of benzotriazoles with iodonium salts [diphenyl- and (E)-styrylphenyliodonium tosylates] occurs at the N1-position in the presence of K2CO3 as a base and CuI as a catalyst in CH2Cl2, whereas in the presence of stoichiometric amount of [Cu2(TMEDA)2(OH)2]Cl2 complex regioselective N2-modification proceeds. Two new CuI complexes based on benzotriazoles were synthesized and their crystal structures were determined by X-ray powder diffraction analysis.
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Document Type:
Article
Language: English
Citation:
D. V. Davydov, V. V. Chernyshev, V. B. Rybakov, Yu. F. Oprunenko, I. P. Beletskaya, “Regioselective N1- or N2-modification of benzotriazoles with iodonium salts in the presence of copper compounds”, Mendeleev Commun., 28:3 (2018), 287–289
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https://www.mathnet.ru/eng/mendc1740
https://www.mathnet.ru/eng/mendc/v28/i3/p287
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