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E127

E127 is also known as, Erythrosine or Red Dye #3
E127 is a cherry-pink/red synthetic coal tar dye
E127 is commonly found in sweets, bakery, glace cherries, chocolate, sprinkles, cake decorating gels and other edible goods.


CAS NUMBER: 16423-68-0

EC NUMBER: 240-474-8

MOLECULAR FORMULA: C20H6I4Na2O5

MOLECULAR WEIGHT: 879.9

IUPAC NAME: disodium;2',4',5',7'-tetraiodo-3-oxospiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate


E127, also known as Red No. 3, is an organoiodine compound
E127 is specifically a derivative of fluorone. 
E127 is a pink dye which is primarily used for food coloring.

E127 is the disodium salt of 2,4,5,7-tetraiodofluorescein. 
E127's maximum absorbance is at 530 nm in an aqueous solution
E127 is subject to photodegradation.

USES:
E127 is used as a:
-Food coloring

-Printing ink

-Biological stain

-Dental plaque disclosing agent

-Radiopaque medium

-Sensitizer for orthochromatic photographic films

-Visible light photoredox catalyst

E127 is commonly used in sweets such as some candies and popsicles
E127 even more widely used in cake-decorating gels. 

E127 is also used to color pistachio shells.
E127 is a food additive approved by the European Union (EU). 
E127 is used as a synthetic colouring agent in food and drink products, as well as photography.

The common name for E127 is erythrosine.
E127 is a pink / red colouring that contains iodine

E127 is highly soluble in water. 
E127 can also be used in dentistry, as a plaque disclosing agent
E127 is used in photography, as a printing ink.

Examples of food and drink products that sometimes include E127:
-Canned fruit

-Cherries

-Custard mixes

-Bakery products

-Strawberries

-Sweets

E127 is a food additive in the form of a synthetic food coloring agent. 
E127 is a cherry-pink food color which is highly water soluble. 

E127 is commonly used in sweets such as some candies and popsicles, and even more widely used in cake-decorating gels. 
E127 is also used to color pistachio shells.

E127's Functions:
Colorant - Pigments or dyes that are added in order to change or enhance the color.
E127 is cherry-pink synthetic

E127 is primarily used for food coloring (E127). 
E127 is commonly used in sweets such as some candies and Popsicle

E127 is also used to color pistachio shells.
E127 is approved for use as food coloring in EU. 

E127 is subject to certification and permanently listed for use in food and ingested drugs in US.
E127 is used in some cosmetic products.

E127 is an artificial red (cherry-pink) food colouring made from coal tar.  
E127 is an organic compound containing iodine and sodium.  

E127 is also commonly referred to as red dye #3.
E127 is primarily used as a food dye. 

Some of the more common applications include:
-cocktail and candied cherries (Maraschino cherries)
-candies
-popsicles
-cake decorating gels
-used to colour pistachio shells


PHYSICAL PROPERTIES: 

-Molecular Weight: 879.9

-Exact Mass: 879.6190    

-Monoisotopic Mass: 879.6190

-Topological Polar Surface Area: 81.6 Ų

-Physical Description: Red powder or granules

-Collision Cross Section: 212.1 Ų

-Melting Point: 142~144℃

-Density: 0.98

-Vapor Pressure: 0Pa at 25℃

-Flash Point: 285℃

-pka: 4.1

-Form: Fine Powder

-Color: Deep red to brown


E127 is fluorescein with a bluish shade. 
E127 is found in cosmetics and food. 

E127 is also used as a plasma stain for nerve cells and staining bacteria in soil.
E127 is used in food and feed additives. 

E127 is a cherry-pink synthetic fluorone food coloring. 
E127 is the disodium salt of 2,4,5,7-tetraiodofluorescein. 
E127 is commonly used in many countries of the world


CHEMICAL PROPERTIES: 
    
-Hydrogen Bond Donor Count: 0    

-Hydrogen Bond Acceptor Count: 5

-Rotatable Bond Count: 0

-Heavy Atom Count: 31    

-Formal Charge: 0    

-Complexity: 645    

-Isotope Atom Count: 0    

-Defined Atom Stereocenter Count: 0    

-Undefined Atom Stereocenter Count: 0    

-Defined Bond Stereocenter Count: 0    

-Undefined Bond Stereocenter Count: 0    

-Covalently-Bonded Unit Count: 3    

-Compound Is Canonicalized: Yes


E127 is a colorant. 
E127 is being insoluble at ph 3–5 but being stable at ph 7 and 8. 

E127 has a solubility in water of 9 g/100 ml at 25°c. 
E127 has fair stability to oxidation and poor to fair stability to light, while having good stability in 10% sugar systems. 

E127 has exceptional clarity and brilliance, having a bluish pink hue with very good tinctorial strength. 
E127 has poor compatibility with food components and is used in candies and confections as well as cherry dyeing. 
E127's common name is erythrosine.

E127 is also known as, Erythrosine or Red Dye #3
E127 is commonly found in cake decorating gels

E127 is an organoiodine compound
E127 is a pink dye which is primarily used for food coloring.

E127 is subject to photodegradation.
E127 is commonly used in sweets such as some candies and popsicles

E127 even more widely used in cake-decorating gels. 
E127 is also used to color pistachio shells.

E127 is used as a synthetic colouring agent in food and drink products
E127 is highly soluble in water. 

E127 can also be used in dentistry, as a plaque disclosing agent
E127 is used in photography, as a printing ink.

E127 is commonly used in sweets
E127 is also used to color pistachio shells.

E127 is also used to color pistachio shells.
E127 is used in some cosmetic products.
E127 is an organic compound containing iodine and sodium.  


SYNONYMS: 

Erythrosine B
Erythrosin B
Acid Red 51
C.I. 45430
FD & C Red No.3
E127
2',4',5',7'-Tetraiodo-3',6'-dihydroxy-spiro[3H-isobenzofuran-1,9'-xanthen]-3-one disodium salt
Tetraiodofluorescein Sodium Salt
Calcoid Erythrosine N
2,4,5,7-Tetraiodo-3,6-dihydroxyxanthene-9-spiro-1'-3H-isobenzofuran-3'-one disodium salt
2',4',5',7'-Tetraiodofluorescein, disodium salt
C.I.Food Red 14
Aizen Erythrosine
Tetraiodifluorescein, disodium salt
Spiro[isobenzofuran- 1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-2',4',5',7'-tetraiodo-, disodium salt
16423-68-0
Erythrosin B
Erythrosine B
ERYTHROSINE
C.I. Acid Red 51
Sodium 2',4',5',7'-tetraiodo-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate)
Erythrosine Lake
Erythrosin extra bluish
Erythrosin B disodium
C.I. Food Red 14
FD and C Red No. 3
Erythrosine I
Erythrosine BS
Erythrosine TB
Erythrosine 3B
Maple erythrosine
Sodium erythrosin
Erythrosine Extra
Cilefa Pink B
Erythrosine Bluish
Erythrosine B Disodium Salt
disodium;2',4',5',7'-tetraiodo-3-oxospiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate
Erythrosin B disodium 100 microg/mL in Acetonitrile/Water
Hexacert Red No. 3
Hexacol erythrosine BS
Erythrosine Extra Bluish
Erythrosine Extra Pure A
D&C Red No. 3
Edicol Supra Erythrosin AS
Edicol Supra Erythrosine A
Benzoic acid, 2-(6-hydroxy-2,4,5,7-tetraiodo-3-oxo-3H-xanthen-j9-yl)-, disodium salt
Cerven kysela 51
Cerven kysela 51
Sodium 2',4',5',7'-tetraiodo-3-oxo-3H-spiro-[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate)
Dye FD and C Red No. 3
Erythrosine bluish
Eritrosina
Disodium 2',4',5',7'-tetraiodofluorescein
E127
2',4',5',7'-Tetraiodofluorescein, disodium salt
Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 3',6'-dihydroxy-2',4',5',7'-tetraiodo-, disodium salt
9-(o-Carboxyphenyl)-6-hydroxy-2,4,5,7-tetraiodo-3H-xanthene-3-one disodium salt monohydrate
Disodium 9-(O-carboxyphenyl)-6-hydroxy-2,4,5,7-tetraiodo-3H-xanthen-3-one monohydrate
Disodium 3',6'-dihydroxy-2',4',5',7'-tetraiodospiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one
3',6'-Dihydroxy-2',4',5',7'-tetraiodospiro(isobenzofuran-1(3H),9'- -(9H)xanthen)-3-one, disodium salt
Erythrosin extra bluish, 87.0-100.0%
2-(2,4,5,7-tetraiodo-3-oxido-6-oxoxanthen-9-yl)benzoate
Erythrosin extra bluish, certified by the Biological Stain Commission
Benzoic acid, 2-(6-hydroxy-2,4,5,7-tetraiodo-3-oxo-3H-xanthen-9-yl)-, disodium salt
Erythrosin B, certified by the Biological Stain Commission, Dye content 90 %
Erythrosin extra bluish, for microscopy (Bact., Hist.), adsorption and fluorescent indicator
Fluorescein, 2',4',5',7'-tetraiodo-, disodium salt (Benzoic acid tautomeric form)
Sodium 2',4',5',7'-tetraiodo-3-oxo-3H-spiro[isobenzo[b]furan-1,9'-xanthene]-3',6'-bis(olate)
Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 3',6'-dihydroxy-2',4',5',7'-tetraiodo-, sodium salt (1:2)

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