## 6 Phytochemistry
### Flavonoids
\begin{tabular}{c} C\({}_{39}\)H\({}_{28}\)O\({}_{13}\) \\ \end{tabular}  & XI & \begin{tabular}{c} R\({}_{1}=\) OCH\({}_{3}\); R\({}_{2}=\) H; R\({}_{3}=\) OH; \\ R\({}_{4}=\) OCH\({}_{3}\) \\ \end{tabular}  & nothing & 597.16 & [48] \\ \hline
52 & \begin{tabular}{c} 2′′-O-\(Q\)-vanilloylquercetin \\ \end{tabular}  & \ \begin{tabular}{c} C\({}_{39}\)H\({}_{26}\)O\({}_{13}\) \\ \end{tabular}  & XI & \begin{tabular}{c} R\({}_{1}=\) OH; R\({}_{2}=\) H; R\({}_{3}=\) OH; \\ R\({}_{4}=\) OH\({}_{3}\) \\ \end{tabular}  & nothing & 582.5 & [45] \\ \hline
53 & Salvigenin & \ \begin{tabular}{c} C\({}_{18}\)H\({}_{16}\)O\({}_{6}\) \\ \end{tabular}  & XIII & \begin{tabular}{c} R\({}_{1}=\) H; R\({}_{2}=\) OCH\({}_{3}\); R\({}_{3}=\) OCH\({}_{3}\); \\ R\({}_{4}=\) OH; R\({}_{3}=\) H; R\({}_{5}=\) H; R\({}_{6}=\) H; R\({}_{7}=\) OCH\({}_{3}\); R\({}_{8}=\) H \\ \end{tabular}  & 19103-54-9 & 328.31 & [8] \\ \hline
54 & Acacetin & \ \begin{tabular}{c} C\({}_{16}\)H\({}_{2}\)O\({}_{5}\) \\ \end{tabular}  & XII & \begin{tabular}{c} R\({}_{1}=\) H; R\({}_{2}=\) OH; R\({}_{3}=\) H; R\({}_{4}=\) OH; \\ R\({}_{5}=\) H; R\({}_{6}=\) H; R\({}_{7}=\) OCH\({}_{3}\); R\({}_{8}=\) H \\ \end{tabular}  & 480.44-4.4 & 284.26 & [8] \\ \hline
55 & Apigenin & \ \begin{tabular}{c} C\({}_{15}\)H\({}_{10}\)O\({}_{5}\) \\ \end{tabular}  & XII & \begin{tabular}{c} R\({}_{1}=\) H; R\({}_{2}=\) OH; R\({}_{3}=\) H; R\({}_{4}=\) OH; \\ R\({}_{5}=\) H; R\({}_{6}=\) H; R\({}_{7}=\) OH; R\({}_{8}=\) H \\ \end{tabular}  & 520-36-5 & 270.24 & [8] \\ \hline
56 & Pectolinarigenin & \ \begin{tabular}{c} C\({}_{17}\)H\({}_{14}\)O\({}_{6}\) \\ \end{tabular}  & XII &
\begin{tabular}{c} R\({}_{1}=\) H; R\({}_{2}=\) OH; R\({}_{3}=\) OCH\({}_{3}\); \\ R\({}_{4}=\) OH; R\({}_{5}=\) H; R\({}_{6}=\) H; R\({}_{7}=\) OCH\({}_{3}\); \\ R\({}_{8}=\) H \\ \end{tab  
\begin{table}
\begin{tabular}{c c c c c c c c} \hline \hline
**No** & **Names** & **Molecular Formula** & **Parent Nucleus** & **Substituent** & **CAS** & **Molecular Weight** & **Refs. ** \\ \hline
67 & 8-C-ß-D-pyranosyl catechin & C\({}_{21}\)H\({}_{20}\)O\({}_{10}\) & XII & \begin{tabular}{c} R\({}_{1}\) = D-xyl; R\({}_{2}\) = H; R\({}_{3}\) = H; R\({}_{4}\) = OH; \\ R\({}_{5}\) = H; R\({}_{6}\) = OH; R\({}_{7}\) = OCH; \({}_{2}\)R\({}_{8}\) = H \\ \end{tabular}  & nothing & 432.38 & [9] \\ \hline
68 & 7-O-viciafuranoyl quercetin & C\({}_{28}\)H\({}_{32}\)O\({}_{14}\) & XII & \begin{tabular}{c} R\({}_{1}\) = H; R\({}_{2}\) = O-retinoside; R\({}_{3}\) = H; \\ R\({}_{7}\) = OCH; \({}_{2}\)R\({}_{8}\) = H \\ \end{tabular}  & nothing & 593.19 & [47] \\ \hline
69 & 7-O-naringenin rutinoside & C\({}_{28}\)H\({}_{32}\)O\({}_{14}\) & XII & \begin{tabular}{c} R\({}_{1}\) = H; R\({}_{2}\) = O-onesbergoside; \\ R\({}_{3}\) = H; R\({}_{4}\) = OH; R\({}_{6}\) = OH; \\ R\({}_{7}\) = OCH; \({}_{3}\)R\({}_{8}\) = H \\ \end{tabular}  & 20633-93-6 & 607.16 & [45] \\ \hline
70 & Quercetin-3-O-ß-rl-rhamoside & C\({}_{21}\)H\({}_{20}\)O\({}_{11}\) & XII & \begin{tabular}{c} R\({}_{1}\) = H; R\({}_{2}\) = OH; R\({}_{3}\) = H; \\ R\({}_{4}\) = OH; \\ R\({}_{5}\) = O-ß-rl-hopycrano-side; \\ R\({}_{6}\) = OH; R\({}_{7}\) = OH; R\({}_{8}\) = H \\ \end{tabular}  & 522-12-3 & 448.38 & [9] \\ \hline
71 & Quercetin-3-O-ß-ß-rl-glucopyranoside & C\({}_{21}\)H\({}_{20}\)O\({}_{11}\) & XII & \begin{tabular}{c} R\({}_{1}\) = H; R\({}_{2}\) = OH; R\({}_{3}\) = H; \\ R\({}_{4}\) = OH; R\({}_{6}\) = OH; R\({}_{7}\) = OH; \\ R\({}_{8}\) = OH \\ \end{tabular}  & 21637-25-2 & 448.37 & [9] \\ \hline
72 & \ \begin{tabular}{c} 5-Hydroxy-4\({}^{\prime}\),7-8-trimethoxyflavone \\ \end{tabular}  & C\({}_{18}\)H\({}_{16}\)O\({}_{6}\) & XII & \begin{tabular}{c} R\({}_{1}\) = OCH; R\({}_{2}\) = OCH; R\({}_{3}\) = H; \\ R\({}_{4}\) = OH; R\({}_{6}\) = H; R\({}_{7}\) = OCH; \\ R\({}_{8}\) = H \\ \end{tabular}  & 57096-03-4 & 328.09 & [8] \\ \hline
73 & \ \begin{tabular}{c} 4\({}^{\prime}\),5-Dihydroxy-7-8- \\ dimethoxyflavone \\ \end{tabular}  & C\({}_{17}\)H\({}_{14}\)O\({}_{6}\) & XII &