Recent Applications of Mass Spectrometry in the Study of Grape and Wine Polyphenols

Table 9

Oligomeric anthocyanins identified in Shiraz grape skins.

m/z	Assignment
617^F	MvCy
631^F	MvPn
633^F	MvDp
647^F	MvPt
661^F	MvMv
779^F	MvCy + G
793^F	MvPn + G
795^F	MvDp + G
809^F	MvPt + G
823^F	MvMv + G
941^M	MvCy + 2G
955^M	MvPn + 2G
957^M	MvDp + 2G
971^M	MvPt + 2G
985^M	MvMv + 2G
1087^M	MvCy + G·pCG
1101^M	MvPn + G·pCG
1103^M	MvDp + G·pCG
1117^M	MvPt + G·pCG
1131^M	MvMv + G·pCG
1271^F	MvMvCy + 2G
1285^F	MvMvPn + 2G
1287^F	MvMvDp + 2G
1301^F	MvMvPt + 2G
1315^F	MvMvMv + 2G
1417^F	MvMvCy + G·pCG
1431^F	MvMvPn + G·pCG
1433^F	MvMvDp + G·pCG
1433^M	MvMvCy + 3G
1447^F	MvMvPt + G·pCG
1447^M	MvMvPn + 3G
1449^M	MvMvDp + 3G
1461^F	MvMvMv + G·pCG
1463^M	MvMvPt + 3G
1477^M	MvMvMv + 3G
1579^M	MvMvCy + 2G·pCG
1593^M	MvMvPn + 2G·pCG
1595^M	MvMvDp + 2G·pCG
1609^M	MvMvPt + 2G·pCG
1623^M	MvMvMv + 2G·pCG

F: fragment ion; M: molecular ion. Dp: delphinidin; Cy: cyanidin; Pt: petunidin; Pn: peonidin; Mv: malvidin; G: glucose, pCG: p-coumaroylglucoside [56].