Callistephin

Callistephin
Names
	IUPAC name 5,7‐Dihydroxy‐2‐(4‐hydroxyphenyl)‐3‐{[(2S,3R,4S,5S,6R)‐3,4,5‐trihydroxy‐6‐(hydroxymethyl)oxan‐2‐yl]oxy}‐1λ4‐chromen‐1‐ylium
	Systematic IUPAC name 5,7-Dihydroxy-2-(4-hydroxyphenyl)-3-chromeniumyl β-D-glucopyranoside
	Other names Pelargonidin-3-O-glucoside
Identifiers
CAS Number	47684-27-5 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:31967;
ChemSpider	391782;
KEGG	C12137;
PubChem CID	443648;
UNII	W623YHH61A ;
	InChI InChI=1S/C21H20O10/c22-8-16-17(26)18(27)19(28)21(31-16)30-15-7-12-13(25)5-11(24)6-14(12)29-20(15)9-1-3-10(23)4-2-9/h1-7,16-19,21-22,26-28H,8H2,(H2-,23,24,25)/p+1/t16-,17-,18+,19-,21-/m1/s1 Key: ABVCUBUIXWJYSE-GQUPQBGVSA-O; InChI=1/C21H20O10/c22-8-16-17(26)18(27)19(28)21(31-16)30-15-7-12-13(25)5-11(24)6-14(12)29-20(15)9-1-3-10(23)4-2-9/h1-7,16-19,21-22,26-28H,8H2,(H2-,23,24,25)/p+1/t16-,17-,18+,19-,21-/m1/s1 Key: ABVCUBUIXWJYSE-OAYIZRCEBP;
	SMILES C1=CC(=CC=C1C2=[O+]C3=CC(=CC(=C3C=C2O[C@H]4[C@@H]([C@H]([C@@H]([C@H](O4)CO)O)O)O)O)O)O;
Properties
Chemical formula	C21H21O10
Molar mass	433.389 g·mol−1
UV-vis (λmax)	505 nm
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Callistephin is an anthocyanin. It is the 3-O-glucoside of pelargonidin.

It is found in pomegranate juice,^[2] in strawberries,^[3] and in purple corn.^[4] It is also found in the berry skins of Cabernet Sauvignon and Pinot Noir grapes (Vitis vinifera L.).^[5]

References

^ He, Fei; Liang, Na-Na; Mu, Lin; Pan, Qiu-Hong; Wang, Jun; Reeves, Malcolm J.; Duan, Chang-Qing (2012). "Anthocyanins and Their Variation in Red Wines I. Monomeric Anthocyanins and Their Color Expression". Molecules. 17 (2): 1571–1601. doi:10.3390/molecules17021571. PMID 22314380.
^ Hernández, F.; Melgarejo, P.; Tomás-Barberán, F. A.; Artés, F. (1999). "Evolution of juice anthocyanins during ripening of new selected pomegranate ( Punica granatum ) clones". European Food Research and Technology. 210: 39–42. doi:10.1007/s002170050529. S2CID 16524540.
^ Mullen, William; Edwards, Christine A.; Serafini, Mauro; Crozier, Alan (2008). "Bioavailability of Pelargonidin-3-O-glucoside and Its Metabolites in Humans Following the Ingestion of Strawberries with and without Cream". Journal of Agricultural and Food Chemistry. 56 (3): 713–9. doi:10.1021/jf072000p. PMID 18211024.
^ Hiromitsu Aoki, Noriko Kuze and Yoshiaki Kato. "Anthocyanins isolated from purple corn (Zea mays L.)" (PDF). Agricultural and Food Sciences. Archived 2013-10-29 at the Wayback Machine)
^ He, F.; He, J.-J.; Pan, Q.-H.; Duan, C.-Q. (2010). "Mass-spectrometry evidence confirming the presence of pelargonidin-3-O-glucoside in the berry skins of Cabernet Sauvignon and Pinot Noir (Vitis vinifera L.)". Australian Journal of Grape and Wine Research. 16 (3): 464–468. doi:10.1111/j.1755-0238.2010.00107.x.