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.C(:NR⁶)NH.C(:NH)NH.CH₂ X--(CH₂)₃ NH.C(:NH)NH.C(:NR⁷)NR³ R⁴ V.^[1] 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.^[2]

Structure of chlorhexidine, a bisbiguanide antiseptic.