Basic fuchsin in ACS Reagent grade water ≥85% (dye content), Sigma-Aldrich®

Supplier: SIGMA-ALDRICH MICROSCOPY
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Synonyms: Basic-fuchsinDiamondfuchsinBasic Red 9(4-(4-Aminophenyl)(4-iminocyclohexa-2,5-dienylidene)methyl)-2-methylaniline hydrochlorideBasic fuchsinFuchsine base monohydrochlorideRosaniline hydrochloridePararosanilineFuchsin basicBasic fuchsin hydrochlorideCI 425104-((4-Aminophenyl)(4-iminocyclohexa-2,5-dien-1-ylidene)methyl)-2-methylaniline hydrochlorideMagenta O

M-Clarity™ quality level = MQ100

215597-25GEA 47.3 GBP
215597-25G
Basic fuchsin in ACS Reagent grade water ≥85% (dye content), Sigma-Aldrich®
Basic Fuchsin

Basic fuchsin is a triaminotriphenylmethane dye that is widely used to stain muscle, mitochondria, and collagen. It is generally a mixture of pararosaniline (C.I. 42500), rosaniline (C.I. 42510), magenta II and new fuchsine (CI 42520).


  • Acid-fast staining
  • Periodic Acid-Schiff
  • Feulgen stain for DNA
  • ENDO culture medium
  • Leifson's method for bacterial flagella


Basic fuchsin displays anesthetic, bactericidal (gram-positive), and fungicidal properties.

Formula: C₂₀H₂₀ClN₃
MW: 337.85 g/mol
Melting Pt: 235 °C
Density: 1.22 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00012569
CAS Number: 632-99-5
EINECS: 211-189-6
Merck Index: 12,05686
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Specification Test Results

Appearance (Colour) Green
Appearance (Form) Powder or Crystals
Infrared spectrum Conforms to Structure
Wavelength
c = 0.003 g/L in 50% Ethanol
543 - 549 nm
Extinction Coefficient ≥80000
Wavelength 286 - 292 nm
Extinction Coefficient ≥17000
Carbon 59.9 - 81.0%
Nitrogen 11.0 - 14.9%
Purity (HPLC) ≥85.0%

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