CAS Number518-47-8
SynonymsURANIN; URANINE; c.i.766; D and C yellow dye No 8; EINECS 208-253-0; Fluorescein,disodium salt; Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-, sodium salt (1:2); spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-, disodium salt; uranineo; Yellow No. 8,NaFl,NaFluo; Acid Yellow 73,D&C; MFCD00167039; ful-glo; fluoresceine disodium salt; Fluorescein Sodium Salt; furanium; Fluorin; 9-(2-Carboxyphenyl)-6-hydroxy-3H-xanthen-3-one disodium salt; YELLOW 8; Sodium 3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate); Disodium 3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate; Fluorescein Disodium Salt; Fluorone; Acid yellow 73
Molecular FormulaC20H10Na2O5
Molecular Weight376.27
Purity98.00%
Density1.601 g/cm3 (20ºC)
Boiling Point620.8ºC at 760 mmHg
Melting Point320 °C
Appearancepowder
EINECS208-253-0
Symbol
Signal WordWarning
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 518-47-8 |
| Catalog No. | 2A-9010567 |
| Chinese Name | 荧光素钠 |
| Synonyms | URANIN; URANINE; c.i.766; D and C yellow dye No 8; EINECS 208-253-0; Fluorescein,disodium salt; Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-, sodium salt (1:2); spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-, disodium salt; uranineo; Yellow No. 8,NaFl,NaFluo; Acid Yellow 73,D&C; MFCD00167039; ful-glo; fluoresceine disodium salt; Fluorescein Sodium Salt; furanium; Fluorin; 9-(2-Carboxyphenyl)-6-hydroxy-3H-xanthen-3-one disodium salt; YELLOW 8; Sodium 3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate); Disodium 3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate; Fluorescein Disodium Salt; Fluorone; Acid yellow 73 |
| Molecular Formula | C20H10Na2O5 |
| Molecular Weight | 376.27 |
| Purity | 98.00 |
| Density | 1.601 g/cm3 (20ºC) |
| Boiling Point | 620.8ºC at 760 mmHg |
| Melting Point | 320 °C |
| Appearance | powder |
| Water Solubility | 500 g/L (20 ºC) |
| Storage Condition | Should be sealed and stored in a cool, dry place. |
| Application | Fluorescein (uranium) sodium is widely used as a fluorescent tracer in medical and biological applications as well as as a tracer for tumor-infected tissues. Sodium fluorescein (uranium) is a represen |
| EINECS | 208-253-0 |
| HTC | 3204200000 |
| PubChem ID | 329757277 |
| MDL Number | MFCD00167039 |
| SMILES | [Na+].[Na+].[O-]c1ccc2c(Oc3cc([O-])ccc3C24OC(=O)c5ccccc45)c1 |
| InChI | 1S/C20H12O5.2Na/c21-11-5-7-15-17(9-11)24-18-10-12(22)6-8-16(18)20(15)14-4-2-1-3-13(14)19(23)25-20;;/h1-10,21-22H;;/q;2*+1/p-2 |
| InChI Key | RGPLGPBQJOQFJS-UHFFFAOYSA-L |
| Beilstein/REAXYS | 3833041 |
| NACRES Code | NA.32 |
| UNSPSC | 12171500 |
| Hazard Symbols | Transport |
| MSDS | msds/10567_1_518_47_8.pdf |
| Bioactivity | Fluorescein (Uranine) sodium is widely used as a fluorescent tracer in medicinal and biological applications and tumor infected tissues tracer. Fluorescein (Uranine) sodium is a representative green fluorophore that has been widely used as a scaffold of practically useful green fluorescent probes[1][2]. Related Catalog Research Areas >> Cancer Signaling Pathways >> Others >> Others In Vitro Fluorescein is a synthetic organic photoactive dye compound soluble in water, alcohol and polar solvents[1]. References [1]. Hirabayashi K, et al. Analysis of chemical equilibrium of silicon-substituted fluorescein and its application to develop a scaffold for red fluorescent probes. Anal Chem. 2015;87(17):9061-9069. [2]. Negm NA, et al. Fluorescein dye derivatives and their nanohybrids: Synthesis, characterization and antimicrobial activity. J Photochem Photobiol B. 2016;162:421-433. Chemical & Physical Properties Density 1.601 g/cm3 (20ºC) Boiling Point 620.8ºC at 760 mmHg Melting Point 320 °C Molecular Formula C20H10Na2O5 Molecular Weight 376.270 Flash Point 232.6ºC Exact Mass 376.032349 PSA 81.65000 LogP 4.54220 Water Solubility 500 g/L (20 ºC) |
| Use of | Fluorescein (Uranine) sodium is widely used as a fluorescent tracer in medicinal and biological applications and tumor infected tissues tracer. Fluorescein (Uranine) sodium is a representative green fluorophore that has been widely used as a scaffold of practically useful green fluorescent probes[1][2]. Properties Articles166 Name Uranine Synonym More Synonyms Fluorescein sodium Biological Activity Description Fluorescein (Uranine) sodium is widely used as a fluorescent tracer in medicinal and biological applications and tumor infected tissues tracer. Fluorescein (Uranine) sodium is a representative green fluorophore that has been widely used as a scaffold of practically useful green fluorescent probes[1][2]. Related Catalog Research Areas >> Cancer Signaling Pathways >> Others >> Others In Vitro Fluorescein is a synthetic organic photoactive dye compound soluble in water, alcohol and polar solvents[1]. References [1]. Hirabayashi K, et al. Analysis of chemical equilibrium of silicon-substituted fluorescein and its application to develop a scaffold for red fluorescent probes. Anal Chem. 2015;87(17):9061-9069. [2]. Negm NA, et al. Fluorescein dye derivatives and their nanohybrids: Synthesis, characterization and antimicrobial activity. J Photochem Photobiol B. 2016;162:421-433. Chemical & Physical Properties Molecular Formula C20H10Na2O5 Exact Mass 376.032349 PSA 81.65000 LogP 4.54220 |
| Tax Rebate | 13.0% |
| Supervision | None. MFN tariff: 6.5%. Ordinary tariff: 20.0% |
| Transport Info | Shipping Name: UN |
| 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 United Nations shipping name 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 Danger Regulations: No International Maritime Danger Regulations International Air Transport Danger Regulations: No Marine pollutants (yes/no): No 14.6 Special reminder to users No data available |
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