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CAS 596-09-8

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Fluorescein, diacetate

Description:
Fluorescein diacetate (CAS 596-09-8) is a non-fluorescent, lipophilic compound that serves as a vital cell-permeable probe in biological research. Upon entering cells, it is hydrolyzed by intracellular esterases to produce fluorescein, a highly fluorescent compound. This property makes fluorescein diacetate an effective tool for assessing cell viability and membrane integrity, as only live cells can convert it into its fluorescent form. The substance is typically characterized by its bright green fluorescence under ultraviolet light, which allows for easy visualization in various applications, including microscopy and flow cytometry. Fluorescein diacetate is soluble in organic solvents and has a relatively low molecular weight, contributing to its ability to diffuse across cell membranes. Its stability and ease of use make it a popular choice in studies involving live-cell imaging, apoptosis, and cytotoxicity assays. However, proper handling and storage conditions are essential to maintain its efficacy and prevent degradation.
Formula:C24H16O7
InChI: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:InChIKey=CHADEQDQBURGHL-UHFFFAOYSA-N
SMILES:O=C1OC2(C=3C(OC=4C2=CC=C(OC(C)=O)C4)=CC(OC(C)=O)=CC3)C=5C1=CC=CC5
Synonyms:
  • (6′-Acetyloxy-3-oxospiro[2-benzofuran-1,9′-xanthene]-3′-yl) acetate
  • 3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-3',6'-diyl diacetate
  • 3′,6′-Bis(acetyloxy)spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one
  • 3′,6′-Diacetylfluorescein
  • Diacetylfluorescein
  • F 1303
  • Fluorescein 3′,6′-diacetate
  • Fluorescein Diacetat
  • Mfcd 5062
  • NSC 4726
  • See more synonyms
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