Reacción #78298

Ecuación de reacción

(E)-2-methyl-2-phenyl-5-[2-(3-thienyl)ethenyl]-3(2H)-furanone

1,4-butanedithiol

→

5-[2-[(4-mercaptobutyl)thio]-2-(3-thienyl)ethyl]-2-methyl-2-phenylfuran-3(2H)-one

Condiciones de reacción

Procedimiento

According to the procedure of Method A, Example 1, (E)-2-methyl-2-phenyl-5-[2-(3-thienyl)ethenyl]-3(2H)-furanone was reacted with 1,4-butanedithiol to provide 5-[2-[(4-mercaptobutyl)thio]-2-(3-thienyl)ethyl]-2-methyl-2-phenylfuran-3(2H)-one: 1H NMR (CDCl3) δ1.30 (m, 1H), 1.55-1.70 (broad s with fine structure, 4H) and 1.65 and 1.68 (singlets, 3H), 2.33-2.42 (m, 2H), 2.42-2.55 (m, 2H), 3.06-3.25 (m, 2H), 4.40 (m, 1H), 5.37 and 5.39 (singlets, 1H), 7.05-7.18 (m, 2H), 7.25-7.40 (m, 6H); MS (HR-FAB) m/z 405.1029 (M+H calcd. for C21H25O2S3 405.1017).

Fuente