Eosin B, high purity biological stain

• CAS: 548-24-3
• Catalog Number: ACM548243
• Category: Other Products
• Molecular Weight: 624
• Molecular Formula: C20H6Br2N2Na2O9
• Synonyms: EOSIN RED; SAFFROSINE; Eosine BN; Eosine BA; CAESAR RED; SAFROSIN; Nophalin G; EOSIN B
• IUPAC Name: disodium 4,5-dibromo-2,7-dinitro-3-oxospiro[2-benzofuran-1,9-xanthene]-3,6-diolate
• InChI Key: QGAYMQGSQUXCQO-UHFFFAOYSA-L
• Boiling Point: 694.1ºC at 760 mmHg
• Melting Point: 275ºC (dec.)(lit.)
• Flash Point: 373.6ºC
• Appearance: red to purple crystalline powder
• Application: Dyeing wool, cotton, and paper. In histology as a stain for epithelia, muscular fibers, nuclei, etc.
• Storage: Store at +5°C to +30°C.
• Exact Mass: 621.82400
• H-Bond Acceptor: 9
• H-Bond Donor: 0
• Safety Description: S22-S24/25
• Stability: Stable. Incompatible with strong oxidizing agents.

Custom Q&A

What is the molecular formula of Eosin B?

The molecular formula of Eosin B is C20H6Br2N2Na2O9.

What is the molecular weight of Eosin B?

The molecular weight of Eosin B is 624.1 g/mol.

What are some synonyms for Eosin B?

Some synonyms for Eosin B include Eosin bluish, Eosin B (C.I. 45400), and Eosin Scarlet Sodium.

When was Eosin B created and last modified?

Eosin B was created on August 8, 2005, and last modified on December 30, 2023.

What are the component compounds of Eosin B?

The component compounds of Eosin B are Sodium and Eosin B (Dye content 95%).

What is the InChIKey of Eosin B?

The InChIKey of Eosin B is GYYTYUGGVBYJHE-UHFFFAOYSA-L.

What is the Canonical SMILES of Eosin B?

The Canonical SMILES of Eosin B is C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)[N+](=O)[O-])[O-])Br)Br)[N+](=O)[O-])C(=O)[O-].[Na+].[Na+].

What is the CAS number for Eosin B?

The CAS number for Eosin B is 548-24-3.

What is the exact mass of Eosin B?

The exact mass of Eosin B is 623.82149 g/mol.

Is Eosin B a covalently-bonded unit?

Yes, Eosin B is a covalently-bonded unit.