MilliporeSigma
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213519

Sigma-Aldrich

Pyronin Y

certified by the Biological Stain Commission, Dye content 50 %

Synonym(s):
Pyronin G, Pyronin J
Empirical Formula (Hill Notation):
C17H19ClN2O
CAS Number:
Molecular Weight:
302.80
Colour Index Number:
45005
Beilstein:
3795789
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.47

grade

certified by the Biological Stain Commission

Quality Level

form

powder or crystals

composition

Dye content, 50%

mp

250-260 °C (lit.)

λmax

548 nm

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Cl-].CN(C)c1ccc2C=C3C=C\C(C=C3Oc2c1)=[N+](/C)C

InChI

1S/C17H19N2O.ClH/c1-18(2)14-7-5-12-9-13-6-8-15(19(3)4)11-17(13)20-16(12)10-14;/h5-11H,1-4H3;1H/q+1;/p-1

InChI key

INCIMLINXXICKS-UHFFFAOYSA-M

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General description

Pyronin Y (C.I. 45005) is an aminoxanthene dye that is present as a weakly lipophilic cation in neutral aqueous solutions. It is also known as pyronine G.

Application

Pyronin Y is commonly used in histology as a constituent of the ethyl (methyl) green-pyronine method for demonstrating DNA and RNA. It is known as a nucleic acid stain for both RNA and DNA. Additionally, it is suitable for other microscopic applications including demonstration of lipofuscin in neurons and simultaneous fixation and staining of phospholipids.

Packaging

1, 5 g in glass bottle

Suitability

Certified for use in the methyl green-pyronin method for differential staining of nucleic acids.

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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