Reaction catalyzed by cyanidin 3-O-glucoside 7-O-glucosyltransferase (acyl-glucose) (2.4.1.300)
+
=
+
sinapoyl-beta-D-glucose
+
cyanidin 3-O-rutinoside
=
sinapoate
+
cyanidin 3-O-rutinoside-7-O-beta-D-glucoside