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F7378

Sigma-Aldrich

Fluorescein diacetate

used as cell viability stain

Synonym(s):
3,6-Diacetoxyfluoran, Di-O-acetylfluorescein
Empirical Formula (Hill Notation):
C24H16O7
CAS Number:
Molecular Weight:
416.38
Beilstein:
62575
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.47

Quality Level

form

powder

mp

200-203 °C (lit.)

solubility

acetone: 25 mg/mL

ε (extinction coefficient)

≥86000 at 488-494 nm in 0.1 M NaOH

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

CC(=O)Oc1ccc2c(Oc3cc(OC(C)=O)ccc3C24OC(=O)c5ccccc45)c1

InChI

1S/C24H16O7/c1-13(25)28-15-7-9-19-21(11-15)30-22-12-16(29-14(2)26)8-10-20(22)24(19)18-6-4-3-5-17(18)23(27)31-24/h3-12H,1-2H3

InChI key

CHADEQDQBURGHL-UHFFFAOYSA-N

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General description

Fluorescein diacetate (FDA) is a non-fluorescent molecule, which is hydrolysed to fluorescent fluorescein in live cells. Dead cells cannot accumulate or hydrolyse FDA.

Application

Fluorescein diacetate has been used for the differentiation of live cells from dead cells.

Packaging

5, 10, 25, 100 g in glass bottle

Substrates

Lipase substrate

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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