Organic sulfur compound, method for preparing same, and pharmaceutical composition for preventing or treating cancer or an inflammatory disease, containing same as active ingredient

A compound represented by formula 1 below, a stereoisomer thereof or a pharmaceutically acceptable salt thereof:

• wherein,
• R1 is nonsubstituted or substituted phenyl,
• wherein, the substituted phenyl can be substituted with one or more substitutents selected from the group consisting of hydroxy, amine, nitro, cyano, halogen, allyl, nonsubstituted or substituted C1-5 straight or branched alkyl, and nonsubstituted or substituted C1-5 straight or branched alkoxy,
• wherein, the substituted alkyl and the substituted alkoxy can be independently substituted with one or more substitutents selected from the group consisting of hydroxy, halogen, amine, nitro and cyano;
• R2 is nonsubstituted or substituted C2-6 straight or branched alkenyl, nonsubstituted or substituted C1-5 straight or branched alkyl, nonsubstituted or substituted C1-5 straight or branched alkoxy, or nonsubstituted or substituted C1-3alkylC6-10aryl,
• wherein, the substituted alkenyl, the substituted alkyl, the substituted alkoxy and the substituted alkylaryl can be independently substituted with one or more substitutents selected from the group consisting of hydroxy, halogen, amine, nitro, cyano, nonsubstituted or substituted C1-3 straight or branched alkyl and nonsubstituted or substituted C1-3 straight or branched alkoxy.