E8886

Erythrosin extra bluish

Dye content, ≥80%, certified by the Biological Stain Commission, powder

• Sinónimos: 2′,4′,5′,7′-Tetraiodofluorescein disodium salt, Acid Red 51, Iodoeosin
• Fórmula empírica (notación de Hill): C₂₀H₆I₄Na₂O₅
• Número de CAS: 16423-68-0
• Peso molecular: 879.86
• Colour Index Number: 45430
• Beilstein/REAXYS Number: 1443945
• EC Number: 240-474-8
• MDL number: MFCD00144257
• UNSPSC Code: 12171500
• PubChem Substance ID: 24894685
• NACRES: NA.47

Propiedades

• Nombre del producto: Erythrosin extra bluish, certified by the Biological Stain Commission
• grade: certified by the Biological Stain Commission
• Quality Level: 200
• form: powder
• composition: Dye content, ≥80%
• pH: 6.4 (30.3 °C)
• mp: 315 °C
• solubility: water: 1 mg/mL, clear
• density: 0.625-0.731 g/cm³ at 30.1 °C
• application(s): diagnostic assay manufacturing; hematology; histology
• storage temp.: room temp
• SMILES string: [Na+].[Na+].[O-]c1c(I)cc2c(Oc3c(I)c([O-])c(I)cc3C24OC(=O)c5ccccc45)c1I
• InChI: 1S/C20H8I4O5.2Na/c21-11-5-9-17(13(23)15(11)25)28-18-10(6-12(22)16(26)14(18)24)20(9)8-4-2-1-3-7(8)19(27)29-20;;/h1-6,25-26H;;/q;2*+1/p-2
• InChI key: RAGZEDHHTPQLAI-UHFFFAOYSA-L

Descripción

General description

Erythrosin extra bluish is soluble in ethanol and water. It is a brown powder, with a pH range of 2.5 to 4. It is used in color filters, light emitting diodes, cosmetics and hair dyes. It has been used in many biological applications such as, detecting gene expression, treating age related macular degeneration, diabetes and obesity.

Suitability

Certified for use in the Jackson stain for plant anatomy; counterstain for alum hematoxylin; Kreyberg′s method for keratin and mucus.

Información de seguridad

• pictograms: GHS07,GHS09
• signalword: Warning
• hcodes: H302,H411
• pcodes: P264 - P270 - P273 - P301 + P312 - P391 - P501
• Hazard Classifications: Acute Tox. 4 Oral - Aquatic Chronic 2
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 1
• flash_point_f: 359.6 °F - closed cup
• flash_point_c: 182 °C - closed cup
• ppe: dust mask type N95 (US), Eyeshields, Gloves