Patent ID: 6120700
Filing Date: 2000-09-19
Classification: B01J,C07C,C07F

Abstract:
A multidentate phosphite ligand selected from the group consisting of Formulas X, XI XII, XIII and XIV as set forth below: ##STR82## wherein each R.sup.1 is independently a primary, secondary, or tertiary hydrocarbyl of 1 to 12 carbon atoms or CH.sub.2 OR.sup.3 wherein R.sup.3 is a C.sub.1 to C.sub.12 alkyl; with the proviso that at least one of R.sup.1 must be a primary hydrocarbyl or CH.sub.2 OR.sup.3 ;each R.sup.2 is independently H, halogen, primary or secondary hydrocarbyl of 1 to 12 carbon atoms, OR.sup.3 wherein R.sup.3 is a C.sub.1 to C.sub.12 alkyl, or CO.sub.2 R.sup.3' wherein R.sup.3' is an aryl or a C.sub.1 to C.sub.12 alkyl; andeach R.sup.2' is independently H, halogen, CHO, primary, secondary or tertiary hydrocarbyl of 1 to 12 carbon atoms, OR.sup.3 wherein R.sup.3 is a C.sub.1 to C.sub.12 alkyl, CO.sub.2 R.sup.3' wherein R.sup.3' is an aryl or a C.sub.1 to C.sub.12 alkyl, or C(R.sup.3)(O) wherein R.sup.3 is a C.sub.1 to C.sub.12 alkyl.