
CAS Number17372-87-1
SynonymsAcid Red 87; Benzoic acid, 2-(2,4,5,7-tetrabromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)-, sodium salt (1:2); dawnred; bromo4d; eosin yellowish; 2',4',5',7'-tetrabromofluorescein) disodium salt; RED 22; eosina; Eosin Y,Indicator grade; Bronze Bromo ES; Eosin Y water; Red A; 2',4',5',7'-Tetrabromofluorescein disodium salt; D & C Red no. 21; eosine acid; tetrabromofluorescein; C.I. Solvent Red 43; Bromo acid J. TS,XL,or XX; Tetrabromofluorescein Sodium Salt; Bromoeosine; EINECS 241-409-6; bromofluoresceic acid; Eosin Y,certified; bromob; Bromofluorescein; Disodium 2-(2,4,5,7-tetrabromo-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate; bromots; bromoxx; Red No. 22,Eosin yellowish; MFCD00131580
Molecular FormulaC20H6Br4Na2O5
Molecular Weight691.85
Purity98.00%
Density1.02 g/mL at 20 °C
Boiling Point682.3ºC at 760mmHg
Melting Point>300°C
Appearanceliquid
Symbol
Signal WordWarning
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 17372-87-1 |
| Catalog No. | 2A-9037469 |
| Chinese Name | 曙红Y(水溶) |
| Synonyms | Acid Red 87; Benzoic acid, 2-(2,4,5,7-tetrabromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)-, sodium salt (1:2); dawnred; bromo4d; eosin yellowish; 2',4',5',7'-tetrabromofluorescein) disodium salt; RED 22; eosina; Eosin Y,Indicator grade; Bronze Bromo ES; Eosin Y water; Red A; 2',4',5',7'-Tetrabromofluorescein disodium salt; D & C Red no. 21; eosine acid; tetrabromofluorescein; C.I. Solvent Red 43; Bromo acid J. TS,XL,or XX; Tetrabromofluorescein Sodium Salt; Bromoeosine; EINECS 241-409-6; bromofluoresceic acid; Eosin Y,certified; bromob; Bromofluorescein; Disodium 2-(2,4,5,7-tetrabromo-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate; bromots; bromoxx; Red No. 22,Eosin yellowish; MFCD00131580 |
| Molecular Formula | C20H6Br4Na2O5 |
| Molecular Weight | 691.85 |
| Purity | 98.00 |
| Density | 1.02 g/mL at 20 °C |
| Boiling Point | 682.3ºC at 760mmHg |
| Melting Point | >300°C |
| Appearance | liquid |
| Water Solubility | freely soluble |
| Storage Condition | Sealed at room temperature, protected from light, |
| Application | Eosin Y (disodium) is a soluble acidic red dye molecule. Eosin Y is widely used as a photoredox catalyst in organic synthesis. |
| HTC | 3822001000 |
| PubChem ID | 24858876 |
| MDL Number | MFCD00005040 |
| SMILES | [Na+].[Na+].[O-]C(=O)c1ccccc1C2=C3C=C(Br)C(=O)C(Br)=C3Oc4c(Br)c([O-])c(Br)cc24 |
| InChI | 1S/C20H8Br4O5.2Na/c21-11-5-9-13(7-3-1-2-4-8(7)20(27)28)10-6-12(22)17(26)15(24)19(10)29-18(9)14(23)16(11)25;;/h1-6,25H,(H,27,28);;/q;2*+1/p-2 |
| InChI Key | SEACYXSIPDVVMV-UHFFFAOYSA-L |
| Beilstein/REAXYS | 1443944 |
| NACRES Code | NA.47 |
| UNSPSC | 12171500 |
| Hazard Symbols | 3.0 |
| MSDS | msds/37469_1_17372_87_1.pdf |
| Bioactivity | Chemical & Physical Properties |
| Use of | Eosin Y (disodium) is a soluble acid red dye molecule. Eosin Y has a wide application in organic synthesis as a photoredox catalyst[1]. Properties Articles127 Biological Activity Chemical & Physical Properties |
| Tax Rebate | 13.0% |
| Supervision | None. MFN tariff: 6.5%. Ordinary tariff: 20.0% |
| Transport Info | Product name: Purity: 98.0% |
| MSDS Transport Info | Module 14. Shipping information 14.1 UN dangerous goods number European Land Transport Dangerous Regulations: -International Maritime Dangerous Regulations: -International Air Transport Dangerous Regulations: - 14.2 Names specified by the United Nations (UN) European Land Transport Dangerous Regulations: Non-dangerous goods IMDG Code: Non-dangerous goods International air transport dangerous goods regulations: non-dangerous goods 14.3 Transport hazard categories European Land Transport Dangerous Regulations: -International Maritime Dangerous Regulations: -International Air Transport Dangerous Regulations: - 14.4 Package group European Land Transport Dangerous Regulations: -International Maritime Dangerous Regulations: -International Air Transport Dangerous Regulations: - 14.5 Environmental hazards European Land Transport Dangerous Regulations: No International Maritime Transport Dangerous Regulations Maritime Pollutants: No International Air Transport Risk Regulations: No 14.6 Special reminder to users No data available The above information is believed to be correct, but is not all-inclusive and should be used as a guide only. The information in this document is based on our current knowledge and is Correct safety instructions apply to this product. This information does not represent a warranty as to the properties of this product. See reverse side of invoice or packing slip. |
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