5-bromo-1-(methyl-diphenyl-silyl)-2-phenyl-sulfonyl-1-pentanone

2-环戊烯酮

二苯甲基硅烷

5-bromo-1-[methyl(diphenyl)silyl]pentan-1-one

5-bromo-1-methyl-diphenyl-silyl-2-(phenyl-sulfenyl)-pentan-1-one