Tetraalkyl phosphonium substituted phosphine and amine transition metal complexes

A complex of the formula

• [(R.sub.2 PQ).sub.b P.sup.+ R.sup.1.sub.4-b Z.sup.- ].sub.g (.MX.sub.n).sub.s
• wherein each R is independently selected from an alkyl group containing from 1 to 30 carbon atoms and an aryl group containing from 6 to 10 carbon atoms;
• Q is a divalent organic radical selected from an alkylene radical and an alkylene radical the carbon chain of which is interrupted with ether oxygen or phenylene groups, wherein the alkylene radical contains from 1 to 30 carbon atoms;
• R.sup.1 represents an alkyl group containing from 1 to 30 carbon atoms, wherein said R.sup.1 groups can be the same or different;
• b is an integer of from 1 to 4;
• Z.sup.- is an anion;
• M represents a Group VIII metal atom;
• X is an anion or organic liquid satisfying the coordination sites of the metal M;
• g times b is 1 to 6;
• n is 2 to 6;
• and s is 1 to 3.

A complex of the formula [R.sub.2 PQP.sup.+ R.sup.1.sub.3 Z.sup.- ].sub.b (MX.sub.n).sub.s wherein each R is independently selected from an alkyl group containing from 1 to 30 carbon atoms and an aryl group containing from 6 to 10 carbon atoms;

• Q is a divalent organic radical selected from an alkylene radical and an alkylene radical the carbon chain of which is interrupted with ether oxygen or phenylene groups, wherein said alkylene radical contains from 1 to 30 carbon atoms;
• R.sup.1 represents an alkyl group containing from 1 to 30 carbon atoms, wherein said R.sup.1 groups can be the same or different;
• b is an integer of from 1 to 4;
• Z.sup.- is an anion;
• M represents a Group VIII metal atom;
• X is an anion or organic ligand satisfying the coordination sites of the metal M;
• g times s is 1 to 6;
• n is 2 to 6;
• and s is 1 to 3.

A complex of the formula [(R.sub.2 PQ).sub.b P.sup.+ R.sup.1.sub.4-b Z.sup.- ].sub.g [M(CO)H].sub.s wherein each R is independently selected from an alkyl group containing from 1 to 30 carbon atoms and an aryl group containing from 6 to 10 carbon atoms;

• Q is a divalent organic radical selected from an alkylene radical and an alkylene radical the carbon chain of which is interrupted with ether oxygen or phenylene groups, wherein said alkylene radical contains from 1 to 30 carbon atoms;
• R.sup.1 represents an alkyl group containing from 1 to 30 carbon atoms, wherein said R.sup.1 groups can be the same or different;
• b is an integer of from 1 to 4;
• Z.sup.- is an anion;
• M represents a Group VIII metal atom;
• b times g is 1 to 6;
• and s is 1 to 3.

A complex of the formula

• [R.sub.2 PQP.sup.+ R.sup.1.sub.3 Clay.sup.- ]RhX.sub.n
• wherein each R is independently selected from an alkyl group containing from 1 to 30 carbon atoms and an aryl group containing from 6 to 10 carbon atoms;
• Q is a divalent organic radical selected from an alkylene radical and an alkylene radical the carbon chain of which is interrupted with ether oxygen or phenylene groups;
• wherein said alkylene radical contains from 1 to 30 carbon atoms;
• R.sup.1 represents an alkyl group containing from 1 to 30 carbon atoms, wherein said R.sup.1 groups can be the same or different;
• X is an anion or organic ligand satisfying the coordination sites of the metal M;
• and n is 2 to 6.

A complex of the formula

• [R.sub.2 NQP.sup.+ R.sup.1.sub.3 Z.sup.- ].sub.g (MX.sub.n).sub.s
• wherein R is independently selected from an alkyl group containing from 1 to 30 carbon atoms and an aryl group containing from 6 to 10 carbon atoms;
• Q is a divalent organic radical selected from an alkylene radical and an alkylene radical the carbon chain of which is interrupted with ether oxygen or phenylene groups, wherein said alkylene radical contains from 1 to 30 carbon atoms;
• R.sup.1 represents an alkyl group containing from 1 to 30 carbon atoms, wherein said R.sup.1 groups can be the same or different;
• Z.sup.- is an anion;
• g is 1 to 6;
• M represents a Group VIII metal atom;
• X is an anion or organic ligand satisfying the coordination sites of the metal M;
• n is 2 to 6;
• and s is 1 to 3.

A complex of the formula (R.sub.2 PQP.sup.+ R.sup.1.sub.3 Z.sup.-).sub.3.Rh(CO)H wherein each R is independently selected from an alkyl group containing from 1 to 30 carbon atoms;

• Q is divalent organic radical selected from an alkylene radical and an alkylene radical the carbon chain of which is interrupted with ether oxygen or phenylene groups, wherein said alkylene radical contains from 1 to 30 carbon atoms;
• R.sup.1 represents an alkyl group containing from 1 to 30 carbon atoms, wherein said R.sup.1 groups can be the same or different;
• b is an integer of from 1 to 4;
• Z.sup.- is an anion;
• and M represents a Group VIII metal atom.