Thermo Scientific Chemicals Fluorescein

Description

Fluorescein is used as a fluorescent tracer for many applications including in a type of dye laser as the gain medium, in forensics and serology to detect latent blood stains and in dye tracing. It is used to localise multiple muscular ventricular septal defects during open heart surgery and confirm the presence of any residual defects. It is applied to teeth to reveal plaque.

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.

Solubility
Slightly soluble in water and alcohol.

Notes
Incompatibles with strong oxidizing agents. Moisture sensitive.

Specifications

Chemical Identifiers

• CAS: 2321-07-5
• Molecular Formula: C20H12O5
• Molecular Weight (g/mol): 332.31
• MDL Number: MFCD00005050
• InChI Key: GNBHRKFJIUUOQI-UHFFFAOYSA-N
• Synonym: fluorescein, solvent yellow 94, resorcinolphthalein, yellow fluorescein, 3,6-fluorandiol, d and c yellow no. 7, fluoresceine, japan yellow 201, c.i. solvent yellow 94, d&c yellow no. 7
• PubChem CID: 16850
• ChEBI: CHEBI:31624
• IUPAC Name: 3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
• SMILES: C1=CC=C2C(=C1)C(=O)OC23C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O

• Melting Point: 320°C
• Quantity: 500 g
• Beilstein: 94324
• Merck Index: 14,4159
• Solubility Information: Slightly soluble in water and alcohol.
• Formula Weight: 332.32
• Percent Purity: ≥90%
• Chemical Name or Material: Fluorescein

Safety and Handling

Product Identifier

• Fluorescein

Signal Word

• Warning

Hazard Category

• Serious eye damage/eye irritation Category 2

Hazard Statement

• H319-Causes serious eye irritation.

Precautionary Statement

• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Supplemental information

• MIXTURE LIST-Contains : Fluorescein

RUO – Research Use Only