Tricetinidin

Tricetinidin (chloride)
Names
	IUPAC name 5-(5,7-dihydroxychromenylium-2-yl)benzene-1,2,3-triol chloride
Identifiers
CAS Number	chloride: 65618-21-5 ;
3D model (JSmol)	Interactive image ; chloride: Interactive image ;
ChEBI	CHEBI:179145 ;
ChemSpider	9374719 ; chloride: 16405480 ;
PubChem CID	11199650 ; chloride: 14496542 ;
UNII	chloride: US6S794JZM ;
CompTox Dashboard (EPA)	DTXSID70561012 ;
	InChI InChI=1S/C15H10O6/c16-8-5-10(17)9-1-2-13(21-14(9)6-8)7-3-11(18)15(20)12(19)4-7/h1-6H,(H4-,16,17,18,19,20)/p+1 Key: CMPNIWQMRYYTMK-UHFFFAOYSA-O; chloride:InChI=1S/C15H10O6.ClH/c16-8-5-10(17)9-1-2-13(21-14(9)6-8)7-3-11(18)15(20)12(19)4-7;/h1-6H,(H4-,16,17,18,19,20);1H Key: MSRWCRMKQPGZND-UHFFFAOYSA-N;
	SMILES C1=CC(=[O+]C2=CC(=CC(=C21)O)O)C3=CC(=C(C(=C3)O)O)O; chloride:C1=CC(=[O+]C2=CC(=CC(=C21)O)O)C3=CC(=C(C(=C3)O)O)O.[Cl-];
Properties
Chemical formula	C15H11O6+ (Cl−)
Molar mass	287.24 g/mol (cation), 322.69 g/mol (chloride)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Last updated July 25, 2025

Tricetinidin is an intense red-colored chemical compound belonging to the 3-deoxyanthocyanidins. It can be found in black tea infusions.^[1] Tricetinidin, in tea, would be a product of the oxidative degallation of epigallocatechin gallate (EGCG).^[2]

References

↑ Separation of the Components in Black Tea Infusion by Chromatography on Toyopearl, Tetsuo Ozawa, 1981 ^{[ permanent dead link ]}
↑ Molecular rearrangements of tea catechins. Wang Hua Fu, Lynch Peter N., Lewis John, Bond Tim. J, Davies Alan P, 1998 Archived 2011-07-22 at the Wayback Machine

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[1] Separation of the Components in Black Tea Infusion by Chromatography on Toyopearl, Tetsuo Ozawa, 1981 ^{[ permanent dead link ]}

[2] Molecular rearrangements of tea catechins. Wang Hua Fu, Lynch Peter N., Lewis John, Bond Tim. J, Davies Alan P, 1998 Archived 2011-07-22 at the Wayback Machine

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[2]

Names

IUPAC name 5-(5,7-dihydroxychromenylium-2-yl)benzene-1,2,3-triol chloride
Identifiers
CAS Number	chloride: 65618-21-5 ^Y
3D model (JSmol)	Interactive image chloride: Interactive image
ChEBI	CHEBI:179145
ChemSpider	9374719 chloride: 16405480
PubChem CID	11199650 chloride: 14496542
UNII	chloride: US6S794JZM ^Y
CompTox Dashboard (EPA)	DTXSID70561012
InChI InChI=1S/C15H10O6/c16-8-5-10(17)9-1-2-13(21-14(9)6-8)7-3-11(18)15(20)12(19)4-7/h1-6H,(H4-,16,17,18,19,20)/p+1 Key: CMPNIWQMRYYTMK-UHFFFAOYSA-O chloride:InChI=1S/C15H10O6.ClH/c16-8-5-10(17)9-1-2-13(21-14(9)6-8)7-3-11(18)15(20)12(19)4-7;/h1-6H,(H4-,16,17,18,19,20);1H Key: MSRWCRMKQPGZND-UHFFFAOYSA-N
SMILES C1=CC(=[O+]C2=CC(=CC(=C21)O)O)C3=CC(=C(C(=C3)O)O)O chloride:C1=CC(=[O+]C2=CC(=CC(=C21)O)O)C3=CC(=C(C(=C3)O)O)O.[Cl-]
Properties
Chemical formula	C₁₅H₁₁O₆⁺ (Cl⁻)
Molar mass	287.24 g/mol (cation), 322.69 g/mol (chloride)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Y verify (what is ^YN ?) Infobox references