Aniline Blue (C.I. 42755) [28631-66-5]

42755) [28631-66-5] is a documented reagent belonging to the category of stains and indicators. Its molecular formula is C32H25N3O9S3·2Na, with a molecular weight of 737.73 g/mol. This compound serves as a dye, specifically containing 18.4 ml of TiCl3 per gram. As a brownish crystalline powder, it is supplied in a unique form and pack size Aniline Blue plays a role as a stain used for biological materials, particularly in histology and cytochemistry, due to its affinity for acidic proteins and nucleic acids. It is also utilized as an indicator in various chemical reactions, including those involving metal ions and pH changes.

• CAS Number: 28631-66-5
• Dye Content: 18.4 ml TiCl3/gm
• Molecular Formula: C32H25N3O9S3·2Na
• Molecular Weight: 737.73
• Harmonised Tariff Code: 3204120090
• Appearance: Shiny brownish crystalline powder
• Categories: Stains & Indicators
• Exact Mass: 755.10659303