CAS: 6417-85-2 - Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 3′,6′-dihydroxy-, potassium salt (1:2)

Formula: C₂₀H₁₂O₅·2K

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;;

InChI key: InChIKey=ADRVCXMCMVDZRZ-UHFFFAOYSA-N

SMILES: [K].O=C1OC2(C3=CC=C(O)C=C3OC4=CC(O)=CC=C42)C=5C=CC=CC15

Synonyms:

• 12417 Yellow
• D and C Yellow No. 9
• Fluorescein, dipotassium salt
• Fluorescein, potassium deriv., potassium salt
• Japan Yellow 202(2)
• Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 3′,6′-dihydroxy-, dipotassium salt
• Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 3′,6′-dihydroxy-, potassium salt (1:2)
• Uranin K
• Yellow No. 202(2)
• dipotassium 2-(6-oxido-3-oxo-3H-xanthen-9-yl)benzoate
• dipotassium 3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate

URANINE K

CAS: 6417-85-2

• Formula: C₂₀H₁₂KO₅
• Color and Shape: Solid
• Molecular weight: 371.4046

3',6'-Dihydroxy-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one, potassium salt

CAS: 6417-85-2

• Purity: 98%
• Molecular weight: 371.40899658203125

Uranine K

CAS: 6417-85-2

Uranine K is a particle that absorbs ultraviolet light. It can be used as a …

• Formula: C₂₀H₁₀K₂O₅
• Purity: Min. 95%
• Molecular weight: 408.49 g/mol