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Merck

D6665

Sigma-Aldrich

2′,7′-Dichlorofluorescein

~90% purity (TLC) (85- 100% purity), powder

Sinónimos:

Dichlorofluorescein; Fluorescein 27

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About This Item

Fórmula empírica (notación de Hill):
C20H10Cl2O5
Número de CAS:
Peso molecular:
401.20
Beilstein/REAXYS Number:
58009
EC Number:
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47

product name

2′,7′-Dichlorofluorescein, suitable for use as an indicator in chloride titration, ~90% (TLC), powder

Quality Level

assay

~90% (TLC)

form

powder

technique(s)

titration: suitable

mp

280 °C (dec.) (lit.)

solubility

ethanol: 25 mg/mL

density

0.79 g/cm3

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

Oc1cc2Oc3cc(O)c(Cl)cc3C4(OC(=O)c5ccccc45)c2cc1Cl

InChI

1S/C20H10Cl2O5/c21-13-5-11-17(7-15(13)23)26-18-8-16(24)14(22)6-12(18)20(11)10-4-2-1-3-9(10)19(25)27-20/h1-8,23-24H

InChI key

VFNKZQNIXUFLBC-UHFFFAOYSA-N

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General description

2′,7′-Dichlorofluorescein is an oxidation-sensitive fluorescent probe. 2′7′-dichlorofluorescein diacetate is oxidized to 2′7′-dichlorofluorescein in the presence of ROS (reactive oxygen species).citation

Application

2′,7′-Dichlorofluorescein has been used as an oxidation-sensitive fluorescent probe to measure ROS (reactive oxygen species) formation in cells.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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