Chemistry:Guibourtinidin

Guibourtinidin (chloride)
Names
	IUPAC name 2-(4-hydroxyphenyl)chromenylium-3,7-diol
	Other names Guibourtinidin chloride; 3,7,4'-Trihydroxyflavylium chloride
Identifiers
CAS Number	23130-31-6 ;
3D model (JSmol)	Interactive image;
PubChem CID	20481741;
UNII	5K4V6C6T6B ;
	InChI InChI=1S/C15H10O4/c16-11-4-1-9(2-5-11)15-13(18)7-10-3-6-12(17)8-14(10)19-15/h1-8H,(H2-,16,17,18)/p+1 Key: ZGQPDIBIQDDUNF-UHFFFAOYSA-O;
	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 otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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	Infobox references

Guibourtinidin is an anthocyanidin.

Tannins

Guibourtinidin forms tannins called leucoguibourtinidins or proguibourtinidins.

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Names

IUPAC name 2-(4-hydroxyphenyl)chromenylium-3,7-diol
Other names Guibourtinidin chloride 3,7,4'-Trihydroxyflavylium chloride
Identifiers
CAS Number	23130-31-6^N
3D model (JSmol)	Interactive image
PubChem CID	20481741
UNII	5K4V6C6T6B^Y
InChI InChI=1S/C15H10O4/c16-11-4-1-9(2-5-11)15-13(18)7-10-3-6-12(17)8-14(10)19-15/h1-8H,(H2-,16,17,18)/p+1 Key: ZGQPDIBIQDDUNF-UHFFFAOYSA-O
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 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