2′,7′-Dichlorofluorescein

CAS Registry Number®

76-54-0

CAS Name

2′,7′-Dichlorofluorescein

Molecular Formula

C20H10Cl2O5

Molecular Mass

401.20

Cite this Page

2′,7′-Dichlorofluorescein.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=76-54-0 (retrieved 2024-11-24) (CAS RN: 76-54-0).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

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

InChIKey

InChIKey=VFNKZQNIXUFLBC-UHFFFAOYSA-N

SMILES

O=C1OC2(C=3C(OC=4C2=CC(Cl)=C(O)C4)=CC(O)=C(Cl)C3)C=5C1=CC=CC5

Canonical SMILES

O=C1OC2(C=3C=CC=CC13)C4=CC(Cl)=C(O)C=C4OC5=CC(O)=C(Cl)C=C52

Other Names for this Substance

  • Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 2′,7′-dichloro-3′,6′-dihydroxy-
  • Fluorescein, 2′,7′-dichloro-
  • 2′,7′-Dichloro-3′,6′-dihydroxyspiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one
  • 2′,7′-Dichlorofluorescein
  • D and C Orange No. 25

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Deleted or Replaced CAS Registry Numbers

87714-38-3, 116189-73-2, 153474-60-3, 1529808-38-5

CAS INSIGHTSTM
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