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ChemicalBook--->CAS DataBase List--->6262-21-1

6262-21-1

6262-21-1 Structure

6262-21-1 Structure
IdentificationMore
[Name]

3,4,5,6-TETRACHLOROFLUORESCEIN
[CAS]

6262-21-1
[Synonyms]

3,4,5,6-TETRACHLOROFLUORESCEIN
4,5,6,7-TETRACHLOROFLUORESCEIN
TETRACHLOROFLUORESCEIN
9’-(9H)xanthen)-3-one,4,5,6,7-tetrachloro-3’,6’-dihydroxy-Spiro(isobenzofuran-1(3H)
4,5,6,7-tetrachloro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthene]-3-one
Tetrachlorofluoescein
2-(1,2,7,8-tetrachloro-3,6-dihydroxy-9H-xanthen-9-yl)benzoic acid
3,4,5,6-Tetrchlorofluorescein
4,5,6,7-tetrachloro-3',6'-dihydroxy-Spiro (isobenzofuran-1(3H),9'-(9H)xanthen)-3-one
3,6-Dihydroxy-4',5',6',7'-tetrachlorospiro[9H-xanthene-9,1'(3'H)-isobenzofuran]-3'-one
3',6'-Dihydroxy-4,5,6,7-tetrachlorospiro[isobenzofuran-1(3H),9'-[9H]xanthene]-3-one
[EINECS(EC#)]

228-413-3
[Molecular Formula]

C20H8Cl4O5
[MDL Number]

MFCD00010030
[Molecular Weight]

470.09
[MOL File]

6262-21-1.mol
Chemical PropertiesBack Directory
[Melting point ]

304℃
[Boiling point ]

752.3±60.0 °C(Predicted)
[density ]

1.87±0.1 g/cm3(Predicted)
[form ]

powder to crystal
[pka]

9.18±0.20(Predicted)
[color ]

Light yellow to Amber to Dark green
[CAS DataBase Reference]

6262-21-1(CAS DataBase Reference)
[EPA Substance Registry System]

Safety DataBack Directory
[WGK Germany ]

3
[TSCA ]

Yes
[HS Code ]

29329990
Hazard InformationBack Directory
[Description]

3,4,5,6-Tetrachlorofluorescein is a reactive and monomeric dye that is used in analytical chemistry as a diagnostic agent. It reacts with proteins or peptides to form fluorescent complexes. 3,4,5,6-Tetrachlorofluorescein has been shown to bind to erythrocyte membrane proteins and is excreted in urine. This dye can be used for the detection of protease activity in human serum. 3,4,5,6-Tetrachlorofluorescein has also been used as an innovative pharmaceutical preparation for the treatment of chronic venous ulcers.
[Chemical Properties]

Appearance: Light yellow to Brown powder to crystal, Absorbance(E1%1cm): min. 3.50(Pyridine, 466.0 to 470.0 nm), Maximum Absorption Wavelength: 468(Pyridine) nm.
Spectrum DetailBack Directory
[Spectrum Detail]

3,4,5,6-TETRACHLOROFLUORESCEIN(6262-21-1)1HNMR
3,4,5,6-TETRACHLOROFLUORESCEIN(6262-21-1)13CNMR
3,4,5,6-TETRACHLOROFLUORESCEIN(6262-21-1)IR1
Well-known Reagent Company Product InformationBack Directory
[Alfa Aesar]

4,5,6,7-Tetrachlorofluorescein(6262-21-1)
[Sigma Aldrich]

6262-21-1(sigmaaldrich)
[TCI AMERICA]

3,4,5,6-Tetrachlorofluorescein,>98.0%(T)(6262-21-1)
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6262-21-1 18472-87-2

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