RUBBER COMPOSITION AND ORGANOSILICON COMPOUND

A rubber composition which contains (A) an organosilicon compound represented by formula (1) and gives a cured object satisfying desired fuel (or power)-saving tire properties. (Rrepresents an alkyl or aryl group, Rrepresents an alkyl or aryl group, e, f, and g each indicate a number larger than 0 and satisfy g/(e+f+g)