Skip to Content
Merck
CN

Key Documents

View All Documentation

87613

Erythrosin B

analytical standard

Synonym(s):

Erythrosin extra bluish, 2′,4′,5′,7′-Tetraiodofluorescein disodium salt, Acid Red 51, Iodoeosin

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C20H6I4Na2O5
CAS Number:
16423-68-0
Molecular Weight:
879.86
UNSPSC Code:
85151701
NACRES:
NA.24
E Number:
E127
PubChem Substance ID:
329769588
EC Number:
240-474-8
MDL number:
MFCD00144257
Beilstein/REAXYS Number:
1443945
Colour Index Number:
45430
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

grade

analytical standard

Quality Segment

100

assay

≥98.0% (HPLC)

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

application(s)

cleaning products
cosmetics
food and beverages
personal care

format

neat

SMILES string

[Na+].[Na+].[O-]c1c(I)cc2c(Oc3c(I)c([O-])c(I)cc3C24OC(=O)c5ccccc45)c1I

InChI

1S/C20H8I4O5.2Na/c21-11-5-9-17(13(23)15(11)25)28-18-10(6-12(22)16(26)14(18)24)20(9)8-4-2-1-3-7(8)19(27)29-20;;/h1-6,25-26H;;/q;2*+1/p-2

InChI key

RAGZEDHHTPQLAI-UHFFFAOYSA-L

Application

Erythrosin B belongs to the class of xanthene dyes, which can find applications as a food colorant.(12} It can exhibit light absorption in the range of 500-550 nm, hence can lead to the formation of reactive oxygen species, which can inactivate the microorganisms, thereby acting like an antimicrobial agent.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Still not finding the right product?

Explore all of our products under Erythrosin B

pictograms

Exclamation markEnvironment
GHS07,GHS09

signalword

Warning

hcodes

H302,H411

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

359.6 °F - closed cup

flash_point_c

182 °C - closed cup

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