申请人:Dallwig Jason Alfred
公开号:US20090047683A1
公开(公告)日:2009-02-19
Cyanine dye compounds having a negatively charged substituent that are nucleic acid stains, particularly for fluorescent staining of DNA, including compounds having the formula
wherein W forms one or two fused 5- or 6-membered aromatic rings, α has a value of 0 or 1, n has a value of 0, or 1, X is O, S, or Se, and D is a pyridinium, or quinolinium moiety, provided that the compound has at least one negatively charged substituent.