• Product code
    H209  HFPB
  • CAS No.
  • Chemical name
    Tetrakis[3,5-bis(1,1,1,3,3,3-hexafluoro-2-methoxy-2-propyl)phenyl]borate, sodium salt, trihydrate
  • MW
    1836.65, C56H36BF48NaO8, 3H2O
Unit size Price Item Code
100 mg H209-10


Product Description
Highly lipophilic tetraphenylborate (HFPB) is a very stable anion in a wide pH range. It is used as a cation phase transfer reagent. Vitamin B12 electrode in which HFPB was used as an ion site detects 10-7 M level of vitamin B12 with linear response.


Chemical Structure


Open References

1) N. Ishibashi, et al., Vitamin B1-Sensitive Poly(vinyl chloride) Membrane Electrode Based on Hydrophobic Tetraphenylborate Cation Exchangers. Anal Sci. 1988;4:527-528.
2) G. H. Zhang, et al., Vitamin B1 sensitive poly(vinyl chloride) membrane electrode based on hydrophobic tetraphenylborate derivatives and their application. Anal Chem. 1990;62:1644-1648.
3) T. Katsu, et al., A New Bretylium-Selective Electrode for Monitoring the Drug in Blood Serum. Anal Lett. 1996;29:1281-1292.
4) T. Katsu, et al., Potentiometric determination of alkaline phosphatase in blood serum using a hordenine-sensitive membrane electrode. Electroanalysis. 1996;8:1101-1104.

Handling and storage condition

Appearance: White crystalline powder
Purity (Titration): 95.0%
Handling and storage condition
ambient temperature

Product Classification

Product Classification

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