Crotonic acid巴豆酸
β-Cryptoxanthinβ-隐黄质/玉米黄质
Cubebin荜澄茄素
Cucurbitacin E葫芦素E
Cucurbitacin I葫芦素I
Cuminaldehyde枯茗醛/对异丙基苯醛
Cuminylalcohol枯茗醇
（ ）-Cuparene
Cupressuflavone
Curcumin姜黄素
Curcumin姜黄素
Cyanidin chloride氯化氰定
Cyanin chloride氯化花青苷
Cycloartenol环阿屯醇
Cycloartenol acetate乙酸环阿屯酯
α-Cyclodextrinα-环糊精
β-Cyclodextrinβ-环糊精
gamma-Cyclodextrin gamma-环糊精
Cyclohexanol环己醇
Cyclohexanone环己酮
Cymarin磁麻苷
Cymarol
4-Cymene 4-伞花烃
L-Cysteine L-半胱氨酸
L-Cysteine hydrochloride L-盐酸半胱氨酸
L-Cystine L-胱氨酸
Cystine胱氨酸
Cytochalasin A松胞菌素A
Cytochalasin B松胞菌素B
Cytochalasin C松胞菌素C
Cytochalasin D松胞菌素D
Cytochalasin E松胞菌素E
Cytochalasin H松胞菌素H
Cytochalasin J松胞菌素J
Cytosine胞嘧啶
Daidzein黄豆苷原
Daidzin黄豆苷/异黄酮苷
Dalbergin黄檀素