Bisbiguanide
Bisbiguanides are a class of chemically related compounds known for their bactericidal properties. Generally considered to be of the generic formula: R1 R2 N.CNH.CNH.CH2 X--3 NH.CNH.CNR3 R4 V. These compounds include the antiseptics chlorhexidine and alexidine. They are named for having two biguanide moieties, which themselves are named for having two guanide parts.