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9'-xanthene]-1-one

2',4',5',7'-tetrabromo-3',6'-dihydroxyspiro[2-benzofuran-3,
9'-xanthene]-1-one (Molecular Formula: C20H8Br4O5)
Product Name: 2',4',5',7'-tetrabromo-3',6'-dihydroxyspiro[2-benzofuran-3,
9'-xanthene]-1-one
CAS Registry Number: 15086-94-9
EINECS: 239-138-3  
Synonyms: D & C Red no. 21;Bromoeosin; Eosin acid; C.I. Solvent Red 43; Eosine acid;2',4',5',7'-tetrabromo-3',6'-dihydroxyspiro[2-benzofuran-3,
9'-xanthene]-1-one; Bromeosin; Japan Red 223; 2',4',5',7'-Tetrabromofluorescein;
Molecular Structure:
Molecular Formula: C20H8Br4O5
Molecular Weight: 647.89052
Density:  1.02 g/mL at 20 °C
Boiling Point:  640.3 °C at 760 mmHg
Melting Point:  300 °C
Flash Point:  640.3 °C at 760 mmHg
Refractive index:  1.757
Risk Codes:  36
Safety Statements:  26
Hazard Symbols:  Not regulated UN NO.
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9'-xanthene]-1-one

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