3,4,5,6-Tetrachlorofluorescein
[CAS# 6262-21-1]

Identification

• Classification: Biochemical >> Biochemical reagent >> Biological dye
• Name: 3,4,5,6-Tetrachlorofluorescein
• Synonyms: 4,5,6,7-Tetrachloro-3',6'-Dihydroxy-Spiro[Isobenzofuran-3,9'-Xanthene]-1-One; 4,5,6,7-Tetrachloro-3',6'-Dihydroxy-1-Spiro[Isobenzofuran-3,9'-Xanthene]One; 4,5,6,7-Tetrachloro-3',6'-Dihydroxy-Spiro[2-Benzofuran-3,9'-Xanthene]-1-One
• Molecular Formula: C₂₀H₈Cl₄O₅
• Molecular Weight: 470.09
• CAS Registry Number: 6262-21-1
• EINECS: 228-413-3
• SMILES: [C@]23(C1=C(C(=C(Cl)C(=C1Cl)Cl)Cl)C(O2)=O)C5=C(OC4=CC(=CC=C34)O)C=C(O)C=C5
• InChI: 1S/C20H8Cl4O5/c21-15-13-14(16(22)18(24)17(15)23)20(29-19(13)27)9-3-1-7(25)5-11(9)28-12-6-8(26)2-4-10(12)20/h1-6,25-26H
• InChIKey: QCPFFGGFHNZBEP-UHFFFAOYSA-N

Properties

• Density: 1.9±0.1g/cm³ (Cal.)
• Boiling point: 752.3±60.0°C at 760 mmHg (Cal.)
• Flash point: 408.8±32.9°C (Cal.)

Safety Data

• Safety Description: CAUTION: May irritate eyes, skin, and respiratory tract