PURPOSE: A pharmaceutical composition containing compounds for preventing or treating cancer is provided to remove mutant cells as a target and to recover normal cells.CONSTITUTION: A pharmaceutical composition for preventing or treating cancer contains a compound of chemical formula I, pharmaceutically acceptable salt thereof or hydrate. In chemical formula I, substituent R is C_2H_5 or C_2H_3. The cancer includes breast cancer, prostate cancer, lung cancer, liver cancer, pancreatic cancer, colon cancer, skin cancer, or thyroid cancer. A method for preparing the compound of chemical formula I comprises: a step of reacting 2-methyl butylic acie and, actigenin-4-O-glucoside, 3,5,7,9-tetraline, or alanine and a step of reacting 1) copper and 2) produced from lutheolin-7-rhamnoglucoside, saponin, pinene, trans-geraniol, linalool, or chlorogenic acid.COPYRIGHT KIPO 2012본 발명은 하기 화학식 I의 화합물, 이의 약학적으로 허용가능한 염 또는 이의 수화물, 이를 유효성분으로 함유하는 암 치료 또는 예방용 약학 조성물, 및 화학식 I의 화합물의 제조방법에 관한 것이다.[화학식 I](식 중, 치환기 R은 C2H5 또는 C2H3임).
