Eckstolonol

Eckstolonol
Names
	Preferred IUPAC name [1,4]Benzodioxino[2,3-a]oxanthrene-1,3,6,9,11-pentol
	Other names Dioxinodehydroeckol
Identifiers
CAS Number	639514-05-9 ;
3D model (JSmol)	Interactive image ;
ChEBI	CHEBI:65820 ;
ChEMBL	ChEMBL559870 ;
ChemSpider	8604642 ;
PubChem CID	10429214 ;
UNII	N5P71K0GE3 ;
CompTox Dashboard (EPA)	DTXSID801030416 ;
	InChI InChI=1S/C18H10O9/c19-6-1-8(21)14-11(3-6)26-17-13(24-14)5-10(23)16-18(17)27-15-9(22)2-7(20)4-12(15)25-16/h1-5,19-23H Key: LBHQACSAGWCMAB-UHFFFAOYSA-N;
	SMILES Oc1cc(O)c2oc3c(oc2c1)c(O)cc1oc2c(O)cc(O)cc2oc31;
Properties
Chemical formula	C18H10O9
Molar mass	370.27 g/mol
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Last updated April 24, 2025

Eckstolonol is a phlorotannin found in the edible brown algae arame (Eisenia bicyclis) and turuarame (Ecklonia stolonifera).^[1]

References

↑ Kang, H. S.; Chung, H. Y.; Jung, J. H.; Son, B. W.; Choi, J. S. (2003). "A new phlorotannin from the brown alga Ecklonia stolonifera". Chemical & Pharmaceutical Bulletin. 51 (8): 1012–1014. doi: 10.1248/cpb.51.1012 . PMID 12913249.

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[1] Kang, H. S.; Chung, H. Y.; Jung, J. H.; Son, B. W.; Choi, J. S. (2003). "A new phlorotannin from the brown alga Ecklonia stolonifera". Chemical & Pharmaceutical Bulletin. 51 (8): 1012–1014. doi: 10.1248/cpb.51.1012 . PMID 12913249.

[1]

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

Names

Preferred IUPAC name [1,4]Benzodioxino[2,3-a]oxanthrene-1,3,6,9,11-pentol
Other names Dioxinodehydroeckol
Identifiers
CAS Number	639514-05-9
3D model (JSmol)	Interactive image
ChEBI	CHEBI:65820
ChEMBL	ChEMBL559870
ChemSpider	8604642
PubChem CID	10429214
UNII	N5P71K0GE3
CompTox Dashboard (EPA)	DTXSID801030416
InChI InChI=1S/C18H10O9/c19-6-1-8(21)14-11(3-6)26-17-13(24-14)5-10(23)16-18(17)27-15-9(22)2-7(20)4-12(15)25-16/h1-5,19-23H Key: LBHQACSAGWCMAB-UHFFFAOYSA-N
SMILES Oc1cc(O)c2oc3c(oc2c1)c(O)cc1oc2c(O)cc(O)cc2oc31
Properties
Chemical formula	C₁₈H₁₀O₉
Molar mass	370.27 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references