Skip to Content
Merck
CN

P4030

Phloxine B

Dye content, ≥80%, certified by the Biological Stain Commission, powder

Synonym(s):

2′,4′,5′,7′-Tetrabromo-4,5,6,7-tetrachlorofluorescein disodium salt, Acid Red 92, Cyanosine, D&C;Red No. 28, Eosin 10B

Sign In to View Organizational & Contract Pricing.

Select a Size

About This Item

Empirical Formula (Hill Notation):
C20H2Br4Cl4Na2O5
CAS Number:
18472-87-2
Molecular Weight:
829.63
UNSPSC Code:
12171500
NACRES:
NA.47
PubChem Substance ID:
24898486
EC Number:
242-355-6
MDL number:
MFCD00070627
Colour Index Number:
45410
Beilstein/REAXYS Number:
3887100

Key Documents

View All Documentation
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

Phloxine B, Dye content ≥80 %, certified by the BSC

color

dark red

InChI key

OOYIOIOOWUGAHD-UHFFFAOYSA-L

InChI

1S/C20H4Br4Cl4O5.2Na/c21-5-1-3-17(9(23)15(5)29)32-18-4(2-6(22)16(30)10(18)24)20(3)8-7(19(31)33-20)11(25)13(27)14(28)12(8)26;;/h1-2,29-30H;;/q;2*+1/p-2

SMILES string

[Na+].[Na+].[O-]c1c(Br)cc2c(Oc3c(Br)c([O-])c(Br)cc3C24OC(=O)c5c(Cl)c(Cl)c(Cl)c(Cl)c45)c1Br

agency

certified by the BSC

form

powder

composition

Dye content, ≥80%

technique(s)

microbe id | staining: suitable

solubility

H2O: 1 mg/mL

εmax

1150-1300 at 546-550 nm

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

Quality Level

200

Looking for similar products? Visit Product Comparison Guide

Related Categories

Application

Certified for use in Mallory′s phloxine-methylene blue stain; Kreyberg′s method for keratin and mucus.
Phloxine B has been used as a component of yeast extract peptone dextrose (YEPD) to grow Schizosaccharomyces pombe.

General description

Phloxine B is part of the xanthylium class of dyes. The stain is mostly used to determine cell ploidy and temperature sensitivity of Schizosaccharomyces pombe. Solid media is colored a vivid pink.

Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
SHBS0944
SHBQ9129
SHBQ0151
SHBM7086
MKCJ0760

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

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

Visit the Document Library

Advances in Food and Nutrition Research, 61 (2010)
The Small Subunit Processome Is Required for Cell Cycle Progression at G1
Kara A. Bernstein and Susan J. Baserga
Molecular Biology of the Cell (2004)
Damilare D Akintade et al.
Biomedicines, 9(1) (2021-01-23)
Apoptosis is an essential process that is regulated genetically and could lead to a serious disease condition if not well controlled. Bax is one of the main proapoptotic proteins and actively involved in programmed cell death. It has been suggested
Basic methods for fission yeast
Susan L
Yeast (2006)
Ellyn E Ritchie et al.
Chemosphere, 90(7), 2129-2135 (2012-12-06)
Soil eco-toxicity testing was conducted in support of Canada's Chemical Management Plan (CMP) to fill data gaps for organic chemicals known to primarily partition to soil, and of which the persistence and inherent toxicity are uncertain. Two compounds representative of
View All Related Papers

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