# Biological Importance of Cotton By-Products Relative to Chemical Constituents of the Cotton Plant
## 4 Chemical Compounds in Cotton
### Terpenes
\begin{table}
\begin{tabular}{c c c c} \hline \hline
**Compounds** & **Molecular Formula** & **Molecular Weight (g/mol)** & **References** \\ \hline P-comamic acid & C\({}_{9}\)H\({}_{8}\)O\({}_{3}\) & 164.16 & [22] \\
4-hydroxybenzoic acid & C\({}_{7}\)H\({}_{6}\)O\({}_{3}\) & 138.12 & [22] \\
3,4-Dihydroxybenzoic acid & C\({}_{7}\)H\({}_{6}\)O\({}_{4}\) & 154.12 & [22] \\ Synringic acid & C\({}_{9}\)H\({}_{10}\)O\({}_{5}\) & 198.17 & [22] \\ Phenolic acid analogs & & & \\ Gossylopol; (\(\pm\))-form, \(\ell\)-Me ether & C\({}_{31}\)H\({}_{32}\)O\({}_{8}\) & 532.59 & [102] \\ Gossylopol; (\(\pm\))-form, \(\ell\)-de-Me ether & C\({}_{23}\)H\({}_{34}\)O\({}_{8}\) & 546.62 & [102] \\ Gossylopol; (\(\pm\))-form & C\({}_{30}\)H\({}_{30}\)O\({}_{8}\) & 518.56 & [83] \\ Gossypurpirurin & C\({}_{60}\)H\({}_{56}\)N\({}_{2}\)O\({}_{13}\) & 1013.11 & [103] \\ Gossyrublione & C\({}_{20}\)H\({}_{25}\)NO\({}_{4}\) & 343.42 & [95] \\ Flavoods & & & \\ \(\alpha\)-2\({}^{\prime}\),3\({}^{\prime}\),4\({}^{\prime}\),6-Hepthydroxolcano; 2\({}^{\prime}\)-O-D-Glucopyranoside & C\({}_{12}\)H\({}_{22}\)O\({}_{3}\) & 482.40 & [104] \\
3,3\({}^{\prime}\),4\({}^{\prime}\),5\({}^{\prime}\),8-Hexahydroxylaseone; 3-O-\(\beta\)-D-Glucopyranoside & C\({}_{21}\)H\({}_{20}\)O\({}_{13}\) & 480.38 & [19] \\ Gossypet & -glucoside & C\({}_{21}\)H\({}_{20}\)O\({}_{13}\) & 480.38 & [19] \\
3,3\({}^{\prime}\),4\({}^{\prime}\),5\({}^{\prime}\),7-Hexahydroxylaseone; 8-O-\(\alpha\)-t-Rhammopyranoside & C\({}_{21}\)H\({}_{20}\)O\({}_{12}\) & 464.38 & [105] \\ Kaempfer 3-glycosoides; Monoglycosoides, 3-O-\(\alpha\)-\(\beta\)-Glucopyranoside & C\({}_{21}\)H\({}_{20}\)O\({}_{11}\) & 448.38 & [19] \\
3,3\({}^{\prime}\),4\({}^{\prime}\),5\({}^{\prime}\),7-Pentahydroxflavan; (25,3R)-form & C\({}_{15}\)H\({}_{14}\)O\({}_{6}\) & 290.27 & [106] \\
3,3\({}^{\prime}\),4\({}^{\prime}\),5\({}^{\prime}\),7-Pentahydroxoflavane & C\({}_{21}\)H\({}_{20}\)O\({}_{2}\) & 464.38 & [105] \\
3,3\({}^{\prime}\),5\({}^{\prime}\),7-Pentahydroxoflavane & C\({}_{15}\)H\({}_{10}\)O\({}_{7}\) & 302.24 & [107] \\ Quercetin 3-glycosoides; Disaccharides, & & & \\
3-O[\(\beta\)-D-Galactopyranosyl-(1-\(\ell\)-\(\beta\)-D-glucopyranosideoside] & C\({}_{27}\)H\({}_{30}\)O\({}_{7}\) & 626.52 & [105] \\ Quercetin 3-glycosoides; Terta- and higher saccharides, & & & \\
3-O[\(\alpha\)-D-Apiofuranosyl-(1-\(\ell\)-\(\beta\)-D-quiofuranosyl) & C\({}_{37}\)H\({}_{46}\)O\({}_{24}\) & 874.76 & [108] \\
1(\(\rightarrow\)2)-[\(\alpha\)-t-mhmopyranosyl-(1-\(\ell\)-\(\ell\))]-B-D-glucopyranoside & & & \\
3,3\({}^{\prime}\),5\({}^{\prime}\),7-Tetrahydroxy-4\({}^{\prime}\)-methoxyflavone & C\({}_{16}\)H\({}_{12}\)O\({}_{7}\) & 316.27 & [19] \\
3,4\({}^{\prime}\),5\({}^{\prime}\),7-Tetrahydroxy-8-methoxyflavone; & & & \\
3-O-\(\beta\)-D-Glucopyranoside, 7-O-\(\alpha\)-t-Hammopyranoside & & & \\ Other Phenols & & & \\ Scopoleti & C\({}_{10}\)H\({}_{8}\)O\({}_{4}\) & 192.17 & [110] \\ Fatty acids and Lipids & & & \\
11,14-Etcosadienoic acid & C\({}_{20}\)H\({}_{30}\)O\({}_{2}\) & 308.50 & [24] \\ Hexadecanoic acid & C\({}_{16}\)H\({}_{32}\)O\({}_{2}\) & 256.43 & [24] \\
9-Hexadecanoic acid; (Z)-form & C\({}_{16}\)H\({}_{30}\)O\({}_{2}\) & 254.41 & \\ Octadecanoic acid & C\({}_{18}\)H\({}_{30}\)O\({}_{2}\) & 284.48 & [24] \\
9,12-Octadecenoic acid; (Z)-form & C\({}_{18}\)H\({}_{30}\)O\({}_{2}\) & 282.47 & [24] \\
9,12-Octadecationic acid; (Z,Z)-form & C\({}_{18}\)H\({}_{32}\)O\({}_{2}\) & 280.45 & [18] \\
9,12-Octadecationic acid & (Z,Z,Z)-form & C\({}_{18}\)H\({}_{30}\)O\({}_{2}\) & 278.43 & [18] \\ Tetradecanica acid & C\({}_{14}\)H\({}_{28}\)O\({}_{2}\) & 228.37 & [24] \\ Triacontronic acid & C\({}_{30}\)H\({}_{60}\)O\({}_{2}\) & 452.80 & [111] \\ Carbohydrates & & & \\ Cellulose & C\({}_{6}\)H\({}_{10}\)O\({}_{5}\) & 162.14 & [25] \\ Cyanidin 3-glycosides; Disaccharides, & & & \\
3-O[\(\beta\)-D-Xylopyranosyl-(1-\(\ast\))-4\(\beta\)-D-glucopyranoside] & C\({}_{23}\)H\({}_{29}\)O\({}_{15}\) & 581.51 & [112] \\
6-O-\(\alpha\)-D-Galactopyranosyl-d-glucose & C\({}_{12}\)H\({}_{22}\)O\({}_{11}\) & 342.30 & [113;114] \\ Glycerol 1-alkanonates; Glycerol 1-(22-hydroxydocosaoate), & & \\
22\({}^{\prime}\)-O(3,4-Dihydroxycinnamoyl) & & & \\ Refinose & & & \\ Proteins & & & \\
3-Phosphoglycerate phosphatase & & & & \\ Vicilin A and B & & & [20] \\ Legumin Aand B & & & \\ Hydrocarbons & & & & \\
1\(H\)-Indebe-3-carboxaldehyde & C\({}_{21}\)H\({}_{7}\)NO & 145.16 & [120;121] \\
1-Methyl-2-propylbenzene & C\({}_{10}\)H\({}_{14}\) & 134.22 & [122] \\ Octatriacontane & C\({}_{38}\)H\({}_{78}\) & 535.03 & [123] \\ Alcohols & & & \\ Dotriaoctanol & C\({}_{32}\)H\({}_{46}\)O & 466.88 & [18] \\
1-Tetatriacontanol & C\({}_{34}\)H\({}_{70}\)O & 494.93 & [18] \\ Triacontanol & C\({}_{30}\)H\({}_{42}\)O & 438.81 & [18] \\ \hline \hline \end{tabular}
\end{table}