Skip to Content
Merck
All Photos(2)

Key Documents

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

Sign Into View Organizational & Contract Pricing

Select a Size


Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C19H17N3 · HCl
CAS Number:
Molecular Weight:
323.82
Colour Index Number:
42500
Beilstein:
4164603
EC Number:
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47

Assay

>85.0% (HPLC)

Quality Level

form

solid

composition

Dye content, >85%

technique(s)

microbe id | staining: suitable

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

Looking for similar products? Visit Product Comparison Guide

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

Signal Word

Danger

Hazard Statements

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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH Annex XVII (Restriction List)

CAS No.

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service