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2',7'-Dichlorofluorescein

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2',7'-Dichlorofluorescein / CAS : 76-54-0

Appearance Orange yellow solid UN 1219 3/PG 2
HS 3204200000 DG Class 0
Synonyms Dichlorofluorescein; 2,7-Dichlorofluorescein; 2',7'-Dichloro-3',6'-Dihydroxy-3H-Spiro[Isobenzofuran-1,9'-Xanthen]-3-one; 2',7'-Dichloro-3',6'-Dihydroxyspiro[2-Benzofuran-3,9'-Xanthene]-1-one; 2',7'-Dichloro-3',6'-Dihydroxy-3H-Spiro[2-Benzofuran-1,9'-Xanthen]-3-one
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Properties

Summary

Formula
C20H10Cl2O5
Molecular Mass
401.19600
Exact Mass
399.99100
PSA
75.99000
Logp
4.97260
IUPAC
2',7'-dichloro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
SMILES
C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)Cl)O)O)Cl

Attribute classification

Matter Classification
organic
Category
Organic Chemical Materials > Halides

Chemical and Physical Properties

Melting Point
280 °C (dec.)(lit.)
Density
0.79 g/mL at 20 °C
Boiling Point
514.77°C (rough estimate)
Flash Point
337.4ºC
Appearance
Orange yellow solid

Export information

HS Code
3204200000
Export Rebate
13%
UN No.
1219 3/PG 2
DG-Class
0
Risk Code
R36/37/38
Safety Label
Xi

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