Fluorescein Sodium, Spectrum™ Chemical

Description

Synonym: Fluorescein Disodium, Acid Yellow 73 Sodium Salt, Resorcinolphthalein Sodium

Fluorescein Sodium is a synthetic organic compound that is a common fluorochrome dye. It is obtained from the condensation of phthalic anhydride with resorcinol on heating. It is used in dying silk and wool, ink manufacturing, in coloring cosmetics, and in coloring gasoline and as a toner. It is widely used as a fluorescent tracer for many applications. It appears as a yellowish to red solid crystalline powder that is soluble in acetone, methanol, hot alcohol, glacial acetic acid, alkali hydroxides, carbonates and water. Ungraded products supplied by Spectrum™ are indicative of a grade suitable for general industrial use or research purposes and typically are not suitable for human consumption or therapeutic use.

Specifications

Chemical Identifiers

• CAS: 518-47-8
• Molecular Formula: C20H10Na2O5
• Molecular Weight (g/mol): 376.28
• MDL Number: MFCD00167039
• InChI Key: NJDNXYGOVLYJHP-UHFFFAOYSA-L
• IUPAC Name: disodium 2-(6-oxido-3-oxo-3H-xanthen-9-yl)benzoate
• SMILES: [Na+].[Na+].[O-]C(=O)C1=CC=CC=C1C1=C2C=CC(=O)C=C2OC2=CC([O-])=CC=C12

• Packaging: Amber Glass
• Color: Orange to Red
• Quantity: 500 g
• Chemical Name or Material: Fluorescein Sodium