oxygen in N,N-dimethyl-formamide T=120°C; 12 h; Further byproducts given;
参考文献
Matsubara, Yoshiharu; Takekuma, Shin-ichi; Yokoi, Katsumi; Yamamoto, Hiroshi; Nozoe, Tetsuo
Bulletin of the Chemical Society of Japan, 1987 , vol. 60, # 4 p. 1415 - 1428
magnesium in N,N-dimethyl-formamide byproducts: Mg(2+); Electrolysis; electrolysis carried out in a single-compartment cell at room temp., starting materials dissolved in DMF containing KBr or n-Bu4NBr, solvent andexcess B(OCH3)3 evaporated under vacuum, medium hydrolysed at 0° C with an HCl or H2SO4 soln.; extraction with Et2O (3 x 20 ml if the solvent evaporated or 3 x 60 ml otherwise), organic phase dried over sodium or magnesium sulfate and concentrated under vacuum, side product phenol formation avoided by work-up under inert atmosphere;
参考文献
Laza, Carine; Dunach, Elisabet; Serein-Spirau, Francoise; Moreau, Joel J. E.; Vellutini, Luc
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Belen'kii, L. I.; Poddubnyi, I. S.; Krayushin, M. M.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1995 , vol. 31, # 6 p. 726 - 736
Khimiya Geterotsiklicheskikh Soedinenii, 1995 , # 6 p. 830 - 842
Martinez, Antonio Garcia; Alvarez, Roberto Martinez; Barcina, Jose Osio; Cerero, S. Moya de la; Vilar, E. Teso; et al.
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SbF5; epoxysulfonyl fluoride T=0°C; 24 h; Yield given. Further byproducts given. Yields of byproduct given. Title compound not separated from byproducts;
参考文献
Tanaka, Mutsuo; Fujiwara, Masahiro; Ando, Hisanori
Journal of Organic Chemistry, 1995 , vol. 60, # 12 p. 3846 - 3850
