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215597

Sigma-Aldrich

Basic Fuchsin

Dye content >85 %

Synonym(s):

Basic Parafuchsin, Basic Red 9, Magenta™ O, Parafuchsin hydrochloride, Paramagenta hydrochloride, Pararosaniline chloride, Pararosaniline hydrochloride

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About This Item

Empirical Formula (Hill Notation):
C19H17N3 · HCl
CAS Number:
569-61-9
Molecular Weight:
323.82
Colour Index Number:
42500
Beilstein:
4164603
EC Number:
209-321-2
MDL number:
MFCD00001657
UNSPSC Code:
12171500
PubChem Substance ID:
24852906
NACRES:
NA.47

Assay

>85.0% (HPLC)

form

solid

composition

Dye content, >85%

mp

268-270 °C (dec.) (lit.)

λmax

545 nm

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Cl-].Nc1ccc(cc1)C(\c2ccc(N)cc2)=C3/C=CC(=[NH2+])C=C3

InChI

1S/C19H17N3.ClH/c20-16-7-1-13(2-8-16)19(14-3-9-17(21)10-4-14)15-5-11-18(22)12-6-15;/h1-12,20H,21-22H2;1H

InChI key

JUQPZRLQQYSMEQ-UHFFFAOYSA-N

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General description

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).

Application

Basic fuchsin is utilized for various applications:
  • Acid-fast staining
  • Periodic Acid-Schiff
  • Feulgen stain for DNA
  • ENDO culture medium
  • Leifson′s method for bacterial flagella

Biochem/physiol Actions

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

Legal Information

Magenta is a trademark of Merck KGaA, Darmstadt, Germany

Pictograms

Health hazard
GHS08

Signal Word

Danger

Hazard Statements

H350

Hazard Classifications

Carc. 1B

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
SHBR3955
SHBS0090
SHBQ3017
SHBM2860
MKCH4239

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