// Workers AI · dad joke modeWhat did Difucol say when it ran into its friend? "It's dif-ficult to see you.

Difucol
Names
	Preferred IUPAC name [1,1′-Biphenyl]-2,2′,4,4′,6,6′-hexol
Identifiers
CAS Number	4371-20-4;
3D model (JSmol)	Interactive image;
ChemSpider	383539;
PubChem CID	433697;
UNII	S9H4QFX4ME ;
CompTox Dashboard (EPA)	DTXSID701030413 ;
	InChI InChI=1S/C12H10O6/c13-5-1-7(15)11(8(16)2-5)12-9(17)3-6(14)4-10(12)18/h1-4,13-18H Key: PHDPNHJFOMABOA-UHFFFAOYSA-N; InChI=1/C12H10O6/c13-5-1-7(15)11(8(16)2-5)12-9(17)3-6(14)4-10(12)18/h1-4,13-18H Key: PHDPNHJFOMABOA-UHFFFAOYAY;
	SMILES Oc1cc(O)cc(O)c1-c2c(O)cc(O)cc2O;
Properties
Chemical formula	C12H10O6
Molar mass	250.20 g/mol
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Difucol is a phlorotannin found in the brown algae Analipus japonicus and Cystophora retroflexa.^[1]

References

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v t e 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
Category