The molecule is a member of the class of biguanides that is biguanide in which one of the terminal nitrogen atoms is substituted by a 2-phenylethyl group. It was used as an anti-diabetic drug but was later withdrawn from the market due to potential risk of lactic acidosis. It has a role as an antineoplastic agent. It derives from a biguanide.
1-(diaminomethylidene)-2-(2-phenylethyl)guanidine