4′,5′-Dibromo-2′,7′-dinitrofluorescein

CAS Registry Number®

56360-46-4
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CAS Name

4′,5′-Dibromo-2′,7′-dinitrofluorescein

Molecular Formula

C20H8Br2N2O9

Molecular Mass

580.09

Cite this Page

4′,5′-Dibromo-2′,7′-dinitrofluorescein.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?ref=56360-46-4 (retrieved 2024-03-29) (CAS RN: 56360-46-4).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C20H8Br2N2O9/c21-13-15(25)11(23(28)29)5-9-17(13)32-18-10(6-12(24(30)31)16(26)14(18)22)20(9)8-4-2-1-3-7(8)19(27)33-20/h1-6,25-26H

InChIKey

InChIKey=ZBQZBWKNGDEDOA-UHFFFAOYSA-N

SMILES

O=C1OC2(C=3C(OC=4C2=CC(N(=O)=O)=C(O)C4Br)=C(Br)C(O)=C(N(=O)=O)C3)C=5C1=CC=CC5

Canonical SMILES

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

Other Names for this Substance

  • Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 4′,5′-dibromo-3′,6′-dihydroxy-2′,7′-dinitro-
  • 4′,5′-Dibromo-3′,6′-dihydroxy-2′,7′-dinitrospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one
  • Eosine B (alcohol soluble)
  • 4′,5′-Dibromo-2′,7′-dinitrofluorescein
  • NSC 56650

Deleted or Replaced CAS Registry Numbers

754184-76-4, 2902742-46-3

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