A cyclohexane derivative having the formula ##STR1## wherein R.sub.1 is C.sub.1-4 alkyl or halo phenyl; R.sub.2 is C.sub.1-3 alkyl or cyano group; R.sub.3 is C.sub.1-4 alkyl; R.sub.4 is C.sub.1-4 alkyl or C.sub.1-4 alkenyl; X is straight or branched chain C.sub.1-4 alkylene; and n is 0, 1 or 2, which possess herbicidal properties, and the process for its preparation.