Bifuhalol

Bifuhalol
Names

IUPAC name 2-(3,4,5-trihydroxyphenoxy)benzene-1,3,5-triol
Other names 5-(2,4,6-Trihydroxyphenoxy)-1,2,3-benzenetriol
Identifiers
CAS Number	53254-99-2
3D model (Jmol)	Interactive image
ChemSpider	278565
PubChem	314874
InChI InChI=1S/C12H10O7/c13-5-1-9(16)12(10(17)2-5)19-6-3-7(14)11(18)8(15)4-6/h1-4,13-18H Key: PYUFXOMNRPZYTI-UHFFFAOYSA-N
SMILES C1=C(C=C(C(=C1O)OC2=CC(=C(C(=C2)O)O)O)O)O
Properties
Chemical formula	C₁₂H₁₀O₇
Molar mass	266.20 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Bifuhalol is a phlorotannin. The ethanol extract of the brown alga Sargassum ringgoldianum contains phlorotannins of the bifuhalol type, which shows an antioxidative activity.^[1]

References

↑ Phlorotannins as Radical Scavengers from the Extract of Sargassum ringgoldianum. Masaaki Nakai, Norihiko Kageyama, Koichi Nakahara, Wataru Miki, Marine Biotechnology, August 2006, Volume 8, Issue 4, pages 409-414, doi:10.1007/s10126-005-6168-9

Types of phlorotannins (tannins in brown algae)

Monomer	Phloroglucinol

Fucols	Difucol Trifucol Tetrafucol A Tetrafucol B cis-Pentafucol A

Phlorethols	Diphlorethol and diphlorethol A Triphloroethol A Tetraphlorethol A, B, C and E Pentaphlorethol-B Hexaphlorethol-A

Fucophlorethols	Fucophlorethol A and B Fucodiphlorethol A, D and G Fucotriphlorethol-B, G and H Fucotetraphlorethol-B, J and K Fucopentaphlorethol-E Bisfucotriphlorethol-A Bisfucotetraphlorethol-A Bisfucopentaphlorethol-A and B Bisfucoheptaphlorethol-A Difucophlorethol-A Difucofucotriphlorethol-A and B Difucofucotetraphlorethol-A Terfucopentaphlorethol-A Terfucohexaphlorethol-A and B Terfucoheptaphlorethol-A

Fuhalols	Bifuhalol Trifuhalol A Tetrafuhalol A

Isofuhalols	Tetraisofuhalol

Eckols	Dieckol Eckol Eckstolonol Phlorofucofuroeckol A and B 2-Phloroeckol 3-Phloroeckol 6,6'-Bieckol 7-Phloroeckol 8,4"'-Dieckol 8,8′-Bieckol

Halogenated phlorotannins	Bromotriphlorethol A1

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