Patent ID: 6313365
Filing Date: 2001-11-06
Classification: B01J,C07C

Abstract:
A metathesis catalyst comprising:a ruthenium compound represented by formula (4);[RuX.sup.1.sub.2 (arene)].sub.2 (4)a phosphine represented by formula (5);PR.sup.1 R.sup.2 R.sup.3 (5)a dihalogeno compound represented by formula (2);R.sup.4 CHX.sup.2.sub.2 (2)anda metal reducing agent;wherein X.sup.1 and X.sup.2, which may be the same or different, represent a halogen atom; arene represents a hydrocarbon having a benzene ring; R.sup.1, R.sup.2 and R.sup.3, which may be the same or different, represent an alkyl group having 1-8 carbon atoms, a cycloalkyl group having 3-8 carbon atoms or an optionally substituted aryl group, wherein the substituent group is an alkyl group having 1-8 carbon atoms, an alkoxy group have 1-8 carbon atoms, an alkylamino group having 1-8 carbon atoms or a halogen atom; and R.sup.4 represents an alkyl group which has 1-8 carbon atoms and may have an ether bond or an ester bond, or represents an optionally substituted aryl group, wherein the substituent group is a halogen atom, a hydroxyl group, or cycloalkyl group having 3-8 carbon atoms.