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Tetrachlorofluorescein (6262-21-1)

Tetrachlorofluorescein Chemical Structure

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Macsen Laboratories is the leading manufacturer and supplier of Tetrachlorofluorescein with ISO certification.
Name of Product Tetrachlorofluorescein
IUPAC Name 4,5,6,7-tetrachloro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
Synonyms 3,4,5,6-Tetrachlorofluorescein; 4,5,6,7-Tetrachlorofluorescein; Tetrachloro Fluorescein
CAS No 6262-21-1
Molecular Formula C20H8Cl4O5
Molecular Weight 470.1 g/mol
Pubchem CID 80424


SR. No Criteria Limit/Specification
1 Appearance Orange Powder
2 Density 1.8g/cm3
3 Melting Point 304℃
4 Infrared spectrum Conforms to Structure
5 Solubility 5 MG/1 ML MEOH; Hazy Orange Solution
6 Lambda max 466.0 to 470.0 nm(Pyridine)
7 Absorbance(E1%1cm) Min. 3.50 (Pyridine, 466.0 to 470.0 nm)
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