Patent ID: 6290926
Filing Date: 2001-09-18
Classification: B01J,C07C,C07D,C07F

Abstract:
A compound of the formula (II): ##STR23##whereinR.sup.1, R.sup.2, R.sup.3, R.sup.6 R.sup.7, R.sup.8 and R.sup.9 each represent hydrogen atoms, or at least one or two of R.sup.1, R.sup.2, R.sup.3, R.sup.6, R.sup.7, R.sup.8 and R.sup.9 may independently represent an alkyl or alkoxy group each having from 1 to 12 carbon atoms, aryl, NH.sub.2, NR.sub.2, NR.sub.3.sup.+ Y.sup.- (where R=C.sub.1 to C.sub.4 alkyl and Y.sup.- =an anion), OH, COOH, SO.sub.3 H, halogen, CF.sub.3, or a substituted alkyl alkoxy or aryl group;R.sup.11, R.sup.12, R.sup.13 and R.sup.14 independently represent an aryl, aralkyl, alkaryl, alkyl or cycloalkyl group, or a substituted phenyl or alkyl group; or R.sup.11 and R.sup.12 together or R.sup.13 and R.sup.14 together may be linked to one another to form a phosphacycloalkane ring;M represents a transition metal selected from the group consisting of Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zr, Nb, Mo, Ru, Rh, Pd, Ag, Hf, Ta, W, Re, Os, Ir, Pt and Au;n represents, depending on the oxidation state of M, the number 0, 1, 2 or 3; andeach X, when present, independently represents an anion or ligand bound to M.