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Erythrosin B, Thermo Scientific Chemicals
Description
Erythrosin B, also called Acid Red 51, is used as a food colorant, in printing inks and as a biological stain in plant anatomy. It finds application as a dental plaque disclosing agent and a sensitizer for orthochromatic photographic films. As a food additive, it is commonly used in sweets like candies, popsicles and in cake-decorating gels. It is an important dye used in the determination of cell viability and used as phosphorescent triplet probe to detect rotational diffusion of membrane proteins.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Erythrosin B, also called Acid Red 51, is used as a food colorant, in printing inks and as a biological stain in plant anatomy. It finds application as a dental plaque disclosing agent and a sensitizer for orthochromatic photographic films. As a food additive, it is commonly used in sweets like candies, popsicles and in cake-decorating gels. It is an important dye used in the determination of cell viability and used as phosphorescent triplet probe to detect rotational diffusion of membrane proteins.
Solubility
Soluble in water, glycerin and methanol.
Notes
Light sensitive and hygroscopic. Keep the container tightly closed in a dry and well-ventilated place.Incompatible with oxidizing agents.
Specifications
| Molecular Formula | C20H6I4Na2O5 |
| Solubility Information | Soluble in water,glycerin and methanol. |
| InChI Key | IINNWAYUJNWZRM-UHFFFAOYSA-L |
| SMILES | [Na+].[Na+].[O-]C(=O)C1=C(C=CC=C1)C1=C2C=C(I)C(=O)C(I)=C2OC2=C(I)C([O-])=C(I)C=C12 |
| IUPAC Name | disodium 2-(2,4,5,7-tetraiodo-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate |
| Molecular Weight (g/mol) | 879.86 |
| Formula Weight | 879.87 |
| Sensitivity | Hygroscopic; Light sensitive |
| Quantity | 25 g |
| Chemical Name or Material | Erythrosin B |
Safety and Handling
| Hazard Category | H302 |
| Hazard Statement | GHS H Statement H302 |
| Precautionary Statement | P264b-P270-P301+P312-P330-P501c |
| EINECSNumber | 240-046-0 |
| RTECSNumber | LM5950000 |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |
RUO – Research Use Only
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