Molecular Formula: C₁₈H₁₀N₂O

Chemical Name
12H-Naphtho<1',8',8'a-3,4,5>pyrido<1,2-a>benzimidazole-12-one
7-H-benzimidazo<2,1-a>benzo<d,e>isoquinolin-7-one
7H-benzo[de]benzimidazo[3,2-a]isoquinolin-7-one
benzo[de]-benzo[4,5]imidazo[2,1-a]isoquinolin-7-one
benzo[de]benzo[4,5]imidazo[2,1-α]isoquinolin-7-one
solvent yellow 184

Molecular Formula: C₁₈H₉ClN₂O₃S

Chemical Name
1,2-naphtoylenebenzimidazole-6-sulphonyl chloride

Molecular Formula: C₁₉H₁₃N₃O₃S

Molecular Formula: C₂₀H₁₅N₃O₃S

Molecular Formula: C₂₁H₁₇N₃O₃S

Molecular Formula: C₂₂H₁₉N₃O₃S

Molecular Formula: C₂₂H₁₉N₃O₃S

Molecular Formula: C₂₆H₂₇N₃O₃S

Molecular Formula: C₂₈H₃₁N₃O₃S