. . "Posp\u00ED\u0161il, Stanislav" . "[DD3E9C4ABFBF]" . "5"^^ . . "Oxydace linkomycinu peroxidem vod\u00EDku v alkalick\u00E9m prost\u0159ed\u00ED vedek N-oxid\u016Fm vedle p\u0159em\u011Bny thiomethylov\u00E9 skupiny na sulfoxid a sulfon. Hydroxyd amonn\u00FD napom\u00E1h\u00E1 tvorb\u011B S-isomeru, jak R-, tak S-isomery N-oxidu se tvo\u0159\u00ED v p\u0159\u00EDtomnosti NaOH; p\u0159\u00EDdavek acetonitrilu urychluje reakci."@cs . . "Sedmera, Petr" . "Halada, Petr" . "P\u0159\u00EDprava N-oxid izomer\u016F linkomycinu za r\u016Fzn\u00FDch reak\u010Dn\u00EDch podm\u00EDnek"@cs . "Havl\u00ED\u010Dek, Libor" . . "Oxidation of lincomycin with H2O2 in alkaline media leads to N-oxides, besides the conversion of thiomethyl group into sulfoxides and sulfones. NH4OH favors formation of the S-isomer; both R- and S-iosmers of the N-oxide are formed in the presence of NaOH. Addition of acetonitrile markedly accelerates the reaction."@en . . . "Access to lincomycin N-oxide isomers controlled by reaction conditions" . "553352" . "2943;2945" . . . . . "P(IBS5020002)" . "Access to lincomycin N-oxide isomers controlled by reaction conditions"@en . "-" . "lincomycin oxidation; hydrogen peroxide; alkaline"@en . . "Access to lincomycin N-oxide isomers controlled by reaction conditions" . . . "NL - Nizozemsko" . "Access to lincomycin N-oxide isomers controlled by reaction conditions"@en . "RIV/61388971:_____/04:00100363!RIV/2005/AV0/A53005/N" . "P\u0159\u00EDprava N-oxid izomer\u016F linkomycinu za r\u016Fzn\u00FDch reak\u010Dn\u00EDch podm\u00EDnek"@cs . . "Oxidation of lincomycin with H2O2 in alkaline media leads to N-oxides, besides the conversion of thiomethyl group into sulfoxides and sulfones. NH4OH favors formation of the S-isomer; both R- and S-iosmers of the N-oxide are formed in the presence of NaOH. Addition of acetonitrile markedly accelerates the reaction." . "45" . "4"^^ . "Sp\u00ED\u017Eek, Jaroslav" . . "RIV/61388971:_____/04:00100363" . "0040-4039" . "tetrahedron Letters" . . "3"^^ . .