PATENT ASSIGNEE'S COUNTRY | USA |
UPDATE | 06.00 |
INVENTOR | This data is not available for free |
PATENT ASSIGNEE | This data is not available for free |
PATENT CLAIMS |
Process for prepn an alpha-arylated or - vinylated carbonyl compd, comprising - Reacting compd having carbonyl group & an atom alpha to carbonyl group bearing at least one H atom with an aryla ting or vinylating compd selected from: ketone, amides, esters, carboxylic acids, thioesters, amidines, anhydrides beta-dicarbonyl compds, alpha-dicarbonyl compds, malo nitriles, compds with CO groups beta- to sulfoxides, sulfone phosphates, phosphate esters, & nitriles in the presence of a base & - Transition metal catalyst of formula: (X)nM[E(R)1-4]m X = optional ligand; M = group 8 transition metal, E = ele ment bearing a nonbonding electron pair when E is not bon ded to the metal, & R is a substituent bonded to E through a C, N, O or S atom, with the proviso that R3 cannot contain 3 aryl groups, n = 0-4 & m = 1-4 |
PATENT PHOTOCOPY | Available on request |
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