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78550

Supelco

9-Phenyl-3-fluorone

for spectrophotometric det. of metal ions, ≥98.0%

Synonym(s):

2,6,7-Trihydroxy-9-phenyl-3H-xanthen-3-one, 9-Phenyl-2,6,7-trihydroxy-3-fluorone

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About This Item

Empirical Formula (Hill Notation):
C19H12O5
CAS Number:
975-17-7
Molecular Weight:
320.30
Beilstein/REAXYS Number:
40910
EC Number:
213-550-3
MDL number:
MFCD00005048
UNSPSC Code:
12000000
PubChem Substance ID:
24887321
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assay

≥98.0% (TLC)
≥98.0%

quality

for spectrophotometric det. of metal ions

technique(s)

UV/Vis spectroscopy: suitable

ign. residue

≤0.1%

SMILES string

Oc1cc2OC3=CC(=O)C(O)=CC3=C(c4ccccc4)c2cc1O

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Quantity

λmax. 546 nm, log ε 4.5 (c= 0.01 in NaOH)

Other Notes

Reagent for the spectrophotometric determination of many metals[1][2]

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Z. Holzbecher et al.
Handbook of Organic Reagents in Inorganic Analysis null
H. Onishi
Photometric Determination of Traces of Metals, part IIa null
Wanda Winkler et al.
Analytical and bioanalytical chemistry, 376(6), 934-937 (2003-07-16)
A simple and very sensitive method for the spectrophotometric determination of manganese in pharmacological preparations and vegetable fertilizers is proposed. The method is based on the formation of a blue coloured complex of Mn (II) with 9-phenyl-2,3,7-trihydroxy-6-fluorone (PF) in the
Bin Du et al.
Guang pu xue yu guang pu fen xi = Guang pu, 25(7), 1110-1113 (2005-10-26)
The interaction and absorption spectral behavior of o-chlorophenylfluorone (o-CPF)-Mo(VI) and protein are studied in OP microemulsion medium. Under the optimum condition, the molar absorptivity of o-CPF-Mo(VI)-BSA system at 532 nm is 6.12 x 10(6) L x mol(-1) x cm(-1), and
Min Wu et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 77(5), 1021-1024 (2010-09-28)
The β-cyclodextrin cross-linked polymer (β-CDCP) was synthesized and used as solid-phase extraction material to preconcentrate/analysis bovine serum albumin (BSA) coupled with UV-vis spectroscopy. The method based on the complex (BSA-phenylfluorone (PF)) adsorbed on β-CDCP. Adsorption kinetics and various factors of
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