This Bismarck Brown R (C.I. 21010) vitality staining solution, available in a 25 gram plastic container, is categorized under Life Science > Histology/Microscopy > Staining > Vitality Staining. It has a CAS Number of 5421-66-9 and is known as Bismarck Brown R Base according to its preferred name. The compound's IUPAC name is "4-[[3-[(2,4-diamino-5-methylphenyl)diazenyl]-4-methylphenyl]diazenyl]-6-methylbenzene-1,3-diamine". Its molecular formula is C21H24N8 with a molecular weight of 388.5 g/mol. This substance carries a Warning signal word due to potential long-lasting harmful effects to aquatic life and suspected carcinogen

• CAS Number: 5421-66-9
• Molecular Formula: C21H24N8
• Molecular Weight: 388.5
• Exact Mass: 388.21239280
• GHS Signal Word: Warning
• Hazard Statements:
• H413 (100%): May cause long lasting harmful effects to aquatic life [Hazardous to the aquatic environment, long-term hazard]
• H351: Suspected of causing cancer [Warning Carcinogenicity]