Disclosed are an o-phenyl chalcone compounds and preparation methods and uses thereof. The o-phenyl chalcone compounds are capable of inhibiting the aggregation of microtubules in tumor cells and influencing the mitosis of the cells, and has a high antitumor activity. The compounds also have inhibitory activity against proliferation on various tumor cells, such as a human ovary cancer cell A2780, a human colon cancer cell HCT8, a human breast cancer cell MCF7, a human lung cancer cell A549, a human colon cancer cell SW480, a human nasopharyngeal carcinoma cell CNE2, a human liver cancer cell HepG2 and the like at nanomole concentrations.

The present invention is directed to a compound represented by Structural Formula (A):

##STR00001##

or a pharmaceutically acceptable salt thereof. The variables for Structural Formula (A) are defined herein. Also described is a pharmaceutical composition comprising the compound of Structural Formula (A) and its therapeutic use.

The present invention is directed to a compound represented by Structural Formula (A):

##STR00001##

or a pharmaceutically acceptable salt thereof. The variables for Structural Formula (A) are defined herein. Also described is a pharmaceutical composition comprising the compound of Structural Formula (A) and its therapeutic use.

This document discloses molecules having the following formula (Formula One): ##STR00001##
and processes associated therewith.

This document discloses molecules having the following formula (Formula One): ##STR00001##
and processes associated therewith.

Provided is a rubber composition that contains at least one rubber component selected from natural rubber and diene-based synthetic rubbers and, blended therewith, at least one bisanilino compound represented by formula (I). In formula (I), R.sup.1 and R.sup.2 each represent, independently of one another, a hydrogen atom or an alkyl group having a carbon number of 1-6, m and n each represent an integer of 0 or 1, A.sup.1 represents an alkylene group having a carbon number of 1-7, A.sup.2 represents an alkylene group having a carbon number of 1-8, X.sup.1 represents an oxygen atom, a sulfur atom, or an NR.sup.3 group, and X.sup.2 represents an oxygen atom, a sulfur atom, or an NR.sup.4 group, where R.sup.3 and R.sup.4 each represent a hydrogen atom or an alkyl group having a carbon number of 1-4, or collectively form an alkylene group having a carbon number of 1-4.

##STR00001##

This document discloses molecules having the following formula (Formula One):

##STR00001##

and processes associated therewith.

Disclosed are an o-phenyl chalcone compounds and preparation methods and uses thereof. The o-phenyl chalcone compounds are capable of inhibiting the aggregation of microtubules in tumor cells and influencing the mitosis of the cells, and have a high antitumor activity. The compounds also have inhibitory activity against proliferation on various tumor cells, such as a human ovary cancer cell A2780, a human colon cancer cell HCT8, a human breast cancer cell MCF7, a human lung cancer cell A549, a human colon cancer cell SW480, a human nasopharyngeal carcinoma cell CNE2, a human liver cancer cell HepG2 and the like at nanomole concentrations.

Disclosed are an o-phenyl chalcone compounds and preparation methods and uses thereof. The o-phenyl chalcone compounds are capable of inhibiting the aggregation of microtubules in tumor cells and influencing the mitosis of the cells, and have a high antitumor activity. The compounds also have inhibitory activity against proliferation on various tumor cells, such as a human ovary cancer cell A2780, a human colon cancer cell HCT8, a human breast cancer cell MCF7, a human lung cancer cell A549, a human colon cancer cell SW480, a human nasopharyngeal carcinoma cell CNE2, a human liver cancer cell HepG2 and the like at nanomole concentrations.

This document discloses molecules having the following formula (Formula One): ##STR00001##
and processes associated therewith.