Fluorescin

CAS Registry Number®

518-44-5
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CAS Name

Fluorescin

Molecular Formula

C20H14O5

Molecular Mass

334.32

Cite this Page

Fluorescin.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=518-44-5 (retrieved 2024-05-01) (CAS RN: 518-44-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    126 °C

Source(s)

  • (1) PhysProp data were obtained from Syracuse Research Corporation of Syracuse, New York (US)

Other Names and Identifiers

InChI

InChI=1S/C20H14O5/c21-11-5-7-15-17(9-11)25-18-10-12(22)6-8-16(18)19(15)13-3-1-2-4-14(13)20(23)24/h1-10,19,21-22H,(H,23,24)

InChIKey

InChIKey=MURGITYSBWUQTI-UHFFFAOYSA-N

SMILES

C(O)(=O)C1=C(C2C=3C(OC=4C2=CC=C(O)C4)=CC(O)=CC3)C=CC=C1

Canonical SMILES

O=C(O)C=1C=CC=CC1C2C3=CC=C(O)C=C3OC4=CC(O)=CC=C42

Other Names for this Substance

  • Benzoic acid, 2-(3,6-dihydroxy-9H-xanthen-9-yl)-
  • Fluorescin
  • Benzoic acid, o-(3,6-dihydroxyxanthen-9-yl)-
  • 2-(3,6-Dihydroxy-9H-xanthen-9-yl)benzoic acid
  • Resorcinolphthalin

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