2',7'-Dichlorofluorescein, pure, ACROS Organics™

Product Code	Brand	Quantity	Packaging
10032600	Acros Organics 191530050	5g	Glass bottle
10511451	Acros Organics 191530250	25g	Glass bottle
10105113	Acros Organics 191531000	100g	Glass bottle

Chemical Identifiers

• CAS: 76-54-0
• Molecular Weight (g/mol): 401.195
• InChI Key: VFNKZQNIXUFLBC-UHFFFAOYSA-N
• PubChem CID: 64944
• IUPAC Name: 2',7'-dichloro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one

• Molecular Formula: C20H10Cl2O5
• MDL Number: MFCD00005047
• Synonym: 2',7'-Dichloro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one
• ChEBI: CHEBI:51596
• SMILES: C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)Cl)O)O)Cl

Specifications

• Chemical Name or Material: 2', 7'-Dichlorofluorescein
• Molecular Formula: C20H10Cl2O5
• Beilstein: 19, V,6, 461
• Synonym: 2',7'-Dichloro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one
• Infrared Spectrum: Authentic
• IUPAC Name: 2',7'-dichloro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
• Lambda Max: 501 to 503nm (in 0.1N NaOH)
• ChEBI: CHEBI:51596
• Formula Weight: 401.2
• Grade: Extra Pure
• Specific Absorbance: 2000 (at lambda min.)
• Color: Brown-Red to Orange

• CAS: 76-54-0
• MDL Number: MFCD00005047
• Merck Index: 15, 3076
• InChI Key: VFNKZQNIXUFLBC-UHFFFAOYSA-N
• SMILES: C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)Cl)O)O)Cl
• Molecular Weight (g/mol): 401.195
• PubChem CID: 64944
• Loss on Drying: 5% max. (110°C)
• Physical Form: Powder
• Packaging: Glass bottle
• Density: 0.79g/mL
• Quantity: 5g

Safety and Handling

Product Identifier

• 2'',7''-Dichlorofluorescein

Signal Word

• Warning

Hazard Category

• Skin corrosion/irritation Category 2
• Serious eye damage/eye irritation Category 2
• Specific target organ toxicity Category 3

Hazard Statement

• H315-Causes skin irritation.
• H319-Causes serious eye irritation.
• H335-May cause respiratory irritation.

Precautionary Statement

• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• P302+P352-IF ON SKIN: Wash with plenty of water/soap.
• 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.