CAS 632-99-5 Basic Fuchsin (For Biological Stains and Dyes)

CAT	APB632995
CAS	632-99-5
Structure
Synonyms	Rosaniline hydrochloride; Basic violet 14
IUPAC Name	4-[(4-aminophenyl)-(4-imino-3-methylcyclohexa-2,5-dien-1-ylidene)methyl]aniline;hydrochloride
Molecular Weight	337.8
Molecular Formula	C20H20ClN3

Description	Basic fuchsin also known as Fuchsine or Rosaniline hydrochloride is a fluorescent triphenylmethane dye composed of rosaniline, magenta II, pararosaniline and new fuchsine. It is an amine salt and has three amine groups, two primary amines and a secondary amine. It occurs as a dark green powder but becomes magenta when dissolved in water.
Appearance	Dark green crystals or powder or crystalline powder
Color Index	42510
Loss On Drying	Max. 15% (at 105 °C)
Pubchem CID	12447
Pubchem SID	462770365
Uses	It is widely used in biology to stain the nucleus of cells and is also a component of Lactofuchsin, used for Lactofuchsin mounting. It is also used for the Ziehl-Neelsen and another similar acid-fast staining of the mycobacteria which cause tuberculosis, leprosy etc.

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