Eosin Y (Disodium Salt), Fisher BioReagents

Description

Eosin Y is used in microbiological differential media or as a biological stain.

Specifications

Chemical Identifiers

• CAS: 17372-87-1
• Molecular Formula: C20H12Br4Na2O8
• Molecular Weight (g/mol): 745.904
• InChI Key: MASXMTNVNASWNH-UHFFFAOYSA-L
• Synonym: Eosine Yellowish, Acid Red 87
• PubChem CID: 91886399
• IUPAC Name: disodium;2-(2,4,5,7-tetrabromo-3-oxido-6-oxoxanthen-9-yl)benzoate;trihydrate
• SMILES: C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)Br)[O-])Br)Br)Br)C(=O)[O-].O.O.O.[Na+].[Na+]

• Melting Point: 300°C
• Bio. Stain Comm. Certification: Pass Test
• Dye Content: 88% min.
• Assay Percent Range: ≥88%
• Merck Index: 15, 3658
• Formula Weight: 691.85
• Packaging: Glass Bottle
• Density: 1.018g/cm³
• Color Index No.: 45380
• Color: Brown/Red
• pH: 7 to 10
• Quantity: 25 g
• Physical Form: Powder
• Chemical Name or Material: Eosin Y, Disodium Salt

Safety and Handling

Product Identifier

• Eosin Y

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.