Guibourtinidin

Guibourtinidin (chloride)
Names

IUPAC name 2-(4-hydroxyphenyl)chromenylium-3,7-diol
Other names Guibourtinidin chloride 3,7,4'-Trihydroxyflavylium chloride
Identifiers
Jmol-3D images	Image
PubChem	20481741
SMILES C1=CC(=CC=C1C2=C(C=C3C=CC(=CC3=[O+]2)O)O)O
Properties
Chemical formula	C₁₅H₁₁O₄+ Cl⁻
Molar mass	255.24 g/mol
Except where noted otherwise, data is given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
Y verify (what is: Y/N?)
Infobox references

Guibourtinidin is a anthocyanidin.

Tannins

Guibourtinidin forms tannins called leucoguibourtinidins or proguibourtinidins.

3-hydroxyanthocyanidins

O-methylated anthocyanidins

Anthocyanins
(anthocyaninidin glycosides)

Glucosides:

Diglucosides:

Others glycosides:

Acylated anthocyanins

Acetylated anthocyanins	Cyanidin-3-O-(6-acetyl)-glucoside Delphinidin-3-O-(6-acetyl)-glucoside Malvidin-3-O-(6-acetyl)-glucoside Petunidin-3-O-(6-acetyl)-galactoside Petunidin-3-O-(6-acetyl)-glucoside Peonidin-3-O-(6-acetyl)-glucoside

Coumaroylated anthocyanins (cis- and trans-)	Cyanidin-3-O-(6-p-coumaroyl)glucoside Cyanidin-3-O-(di-p-coumarylglucoside)-5-glucoside Delphinidin-3-O-(6-p-coumaroyl)glucoside Malvidin-3-O-(6-p-coumaroyl)glucoside Petanin (petunidin 3-[6-O-(4-O-E-p-coumaroyl-O-α-l-rhamnopyranosyl)-β-d-glucopyranoside]-5-O-β-d-glucopyranoside) Petunidin-3-O-(6-p-coumaroyl)glucoside Peonidin-3-O-(6-p-coumaroyl)glucoside

Caffeoylated anthocyanins	Malvidin-3-O-(6-p-caffeoyl)glucoside Peonidin-3-O-(6-p-caffeoyl)glucoside Gentiodelphin (delphinidin 3-O-glucosyl-5-O-(6-O-caffeoyl-glucosyl)-3′-O-(6-O-caffeoyl-glucoside))

p-hydroxybenzoylated anthocyanins	Violdelphin

Malonylated anthocyanins	Malonylmalvin (malvidin 3-(6″-malonylglucoside)-5-glucoside)

Malvidin glucoside-ethyl-catechin
Catechin(4α→8)pelargonidin 3-O-β-glucopyranoside
Epicatechin(4α→8)pelargonidin 3-O-β-glucopyranoside
Afzelechin(4α→8)pelargonidin 3-O-β-glucopyranoside
Epiafzelechin(4α→8)pelargonidin 3-O-β-glucopyranoside

Misc.