Purple sweet potato, convolvulaceae, was a special kind of sweet potato with mauve flesh. Anthocyanins from purple sweet potato(APSP), which were nontoxic and multi-functional such as nutrition, pigmentation, health protection, had broad future of development.
The molecular structures of APSP were identified. BAW was selected as the eluent of GC through TLC. After separation and purification, two anthocyanins were obtained. The experiments of PC, UV-Vis spectra and acid hydrolyzation indicated th...