Synonym: 2-(4-Amidinophenyl)-6-indolecarbamidine dihydrochloride, 4′,6-Diamidino-2-phenylindole dihydrochloride, DAPI dihydrochloride CAS Number: 28718-90-3 Empirical Formula (Hill Notation): C₁₆H₁₅N₅ · 2HCl Molecular Weight: …