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Merck
CN

199737

New Coccine

Dye content 75 %

Synonym(s):

Acid Red 18, Ponceau 4 R

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About This Item

Empirical Formula (Hill Notation):
C20H11N2Na3O10S3
CAS Number:
2611-82-7
Molecular Weight:
604.47
EC Number:
220-036-2
UNSPSC Code:
12171500
NACRES:
NA.47
PubChem Substance ID:
24851935
MDL number:
MFCD00004084
Colour Index Number:
16255
Beilstein/REAXYS Number:
4122340

Key Documents

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InChI key

SWGJCIMEBVHMTA-ZRUFZDNISA-K

InChI

1S/C20H14N2O10S3.3Na/c23-16-7-5-11-9-12(33(24,25)26)10-18(35(30,31)32)19(11)20(16)22-21-15-6-8-17(34(27,28)29)14-4-2-1-3-13(14)15;;;/h1-10,23H,(H,24,25,26)(H,27,28,29)(H,30,31,32);;;/q;3*+1/p-3/b22-21+;;;

SMILES string

[Na+].[Na+].[Na+].Oc1ccc2cc(cc(c2c1\N=N\c3ccc(c4ccccc34)S([O-])(=O)=O)S([O-])(=O)=O)S([O-])(=O)=O

form

powder

composition

Dye content, 75%

solubility

water: 1 mg/mL, clear

λmax

350 nm (2nd), 506 nm

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

Quality Level

200

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Application

New Coccine has been used to determine its decolorization by fungi Phanerochaete chrysosporium and Pleurotus sajorcaju.

Biochem/physiol Actions

New Coccine also referred to as ponceau 4 R, is a synthetic red tar dye. It belongs to the group of azo dyes. New Coccine is extensively used as a food colorant. When the intact dye reaches the intestine, it cause colon specific DNA damage in mice.

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
SHBS7403
SHBR5038
SHBQ0924
SHBL8447
SHBL0647

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Differential colon DNA damage induced by azo food additives between rats and mice
Shimada C
The Journal of Toxicological Sciences, 35, 547-554 (2010)
DNA Damage Induced by Red Food Dyes Orally Administered to Pregnant and Male Mice
Tsuda S
Toxicological Sciences, 61, 92-99 (2001)
Priyanka Bolel et al.
Journal of agricultural and food chemistry, 60(14), 3727-3734 (2012-03-09)
Cochineal Red A is a negatively charged synthetic azo food colorant and a potential carcinogen. We present here the study of binding of Cochineal Red A with two homologous serum albumins, human (HSA) and bovine (BSA), in aqueous pH 7.4
Chih-Huang Weng et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 62(4), 844-851 (2010-08-24)
The ability of magnetic Fe₃O₄ nanoparticles (MFN) to remove new coccine (NC), an acidic dye, from aqueous solutions was studied. Parameters including ionic strength, pH, and temperature were evaluated. MFN, prepared by precipitation method, exhibits an average particle size of
Toyohito Tanaka
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 44(10), 1651-1658 (2006-06-20)
Ponceau 4R was given to mice in the diet at levels of 0 (control), 0.12%, 0.24%, and 0.48% from 5 weeks of age of the F(0) generation to 9 weeks of age of the F(1) generation, and selected reproductive and
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