Patent ID: 7399858

Claim:
A process for the conversion of a compound according to Formula VI to a compound according to Formula VII, the process comprising catalytically converting the compound according to Formula VI into the compound of Formula VII in the presence of at least one catalyst, wherein the catalyst is at least one transition metal complex of the formula [M(PR 4 R 5 R 6 ) n X m ] p ; wherein M is a Group VIII transition metal; R 4 , R 5 and R 6 are selected from the group consisting of alkyl, aryl, alkoxyl, phenoxyl and combinations thereof; X is H , a halide or an anion; n is 1, 2, 3 or 4; m is 1 or 2; and p is at least 1; wherein R 2 is selected from the group consisting of H, a benzyl, a substituted benzyl, an alkyl, an aryl, an acyl, an aryl sulfonyl, an alkyl sulfonyl, a carboxyester, a carboxyamide, trialkylsilyl, tetrahydropyranyl and tetrahydrofuranyl group; and R 3 is selected from the group consisting of H, an alkyl, an allyl, a cycloalkylalkyl, a benzyl, an aryl sulfonyl, an alkyl sulfonyl, an aryl, an acyl group, a formyl, a hydroxyl, a carboxyester and a carboxyamide.