Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 3′,6′-dihydroxy-, potassium salt (1:2)
CAS Registry Number®
6417-85-2
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CAS Name
Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 3′,6′-dihydroxy-, potassium salt (1:2)Molecular Formula
C20H12O5.2KCite this Page
Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 3′,6′-dihydroxy-, potassium salt (1:2). CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/detail?cas_rn=6417-85-2 (retrieved ) (CAS RN: 6417-85-2). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Other Names and Identifiers
InChI
InChI=1S/C20H12O5.2K/c21-11-5-7-15-17(9-11)24-18-10-12(22)6-8-16(18)20(15)14-4-2-1-3-13(14)19(23)25-20;;/h1-10,21-22H;;
InChIKey
InChIKey=ADRVCXMCMVDZRZ-UHFFFAOYSA-N
SMILES
O=C1OC2(C=3C1=CC=CC3)C=4C(OC=5C2=CC=C(O)C5)=CC(O)=CC4.[K]
Canonical SMILES
[K].O=C1OC2(C3=CC=C(O)C=C3OC4=CC(O)=CC=C42)C=5C=CC=CC15
Other Names for this Substance
- Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 3′,6′-dihydroxy-, potassium salt (1:2)
- Fluorescein, dipotassium salt
- Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 3′,6′-dihydroxy-, dipotassium salt
- Fluorescein, potassium deriv., potassium salt
- D and C Yellow No. 9
Deleted or Replaced CAS Registry Numbers
71701-21-8, 80552-60-9, 750297-89-3
