Olefin functionalization by metathesis reaction

A process to functionalize propylene co-oligomer comprising contacting an alkene metathesis catalyst with a heteroatom containing alkene, and a propylene co-oligomer having an Mn of 300 to 30,000 g/mol (as measured by 1H NMR) comprising 10 to 90 mol % propylene and 10 to 90 mol % of ethylene, wherein the co-oligomer has at least X % allyl chain ends (relative to total unsaturations), where:

• 1) X=(−0.94*(mol % ethylene incorporated)+100), when 10 to 60 mol % ethylene is present in the co-oligomer, and 2) X=45, when greater than 60 and less than 70 mol % ethylene is present in the co-oligomer, and 3) X=(1.83* (mol % ethylene incorporated) −83), when 70 to 90 mol % ethylene is present in the co-oligomer, and wherein the co-oligomer has an isobutyl chain end to allylic vinyl group ratio of 0.8:1 to 1.35:1.0.

A process to functionalize propylene co-oligomer comprising contacting an alkene metathesis catalyst with a heteroatom containing alkene, and a propylene co-oligomer comprising 95 to 99 mol % propylene and 1 to 4 mol % ethylene wherein the propylene co-oligomer has:

• at least 97% allyl chain ends, a number average molecular weight (Mn) of about 400 to about 30,000 g/mol, an isobutyl chain end to allylic vinyl group ratio of 0.8:1 to 1.35:1.0, and less than 1400 ppm aluminum.

A process to functionalize propylene oligomer comprising contacting an alkene metathesis catalyst with a heteroatom containing alkene, and a propylene oligomer comprising more than 90 mol % propylene and less than 10 mol % ethylene, wherein the oligomer has:

• at least 93% allyl chain ends, an Mn of about 500 to about 20,000 g/mol (as measured by 1H NMR), an isobutyl chain end to allylic vinyl group ratio of 0.8:1 to 1.35:1.0, and less than 1400 ppm aluminum.

A process to functionalize propylene oligomer comprising contacting an alkene metathesis catalyst with a heteroatom containing alkene, and a propylene oligomer comprising at least 50 mol % propylene and from 10 to 50 mol % ethylene, wherein the oligomer has:

• at least 90% allyl chain ends, Mn of about 150 to about 10,000 g/mol (as measured by 1H NMR), and an isobutyl chain end to allylic vinyl group ratio of 0.8:1 to 1.3:1.0, wherein monomers having four or more carbon atoms are present at from 0 to 3 mol %.

A process to functionalize propylene oligomer comprising contacting an alkene metathesis catalyst with a heteroatom containing alkene, and a propylene oligomer comprising at least 50 mol % propylene, from 0.1 to 45 mol % ethylene, and from 0.1 to 5 mol % C4 to C12 olefin, wherein the oligomer has:

• at least 87% allyl chain ends (alternately at least 90%), an Mn of about 150 to about 10,000 g/mol, (as measured by 1H NMR), and an isobutyl chain end to allylic vinyl group ratio of 0.8:1 to 1.35:1.0.

A process to functionalize propylene oligomer comprising contacting an alkene metathesis catalyst with a heteroatom containing alkene, and a propylene oligomer comprising at least 50 mol % propylene, from 0.1 to 45 wt % ethylene, and from 0.1 to 5 mol % diene, wherein the oligomer has:

• at least 90% allyl chain ends, an Mn of about 150 to about 10,000 g/mol (as measured by 1H NMR), and an isobutyl chain end to allylic vinyl group ratio of 0.7:1 to 1.35:1.0.

A process to functionalize propylene homo-oligomer comprising contacting an alkene metathesis catalyst with a heteroatom containing alkene, and a homo-oligomer comprising propylene, wherein the homo-oligomer has:

• at least 93% allyl chain ends, an Mn of about 500 to about 20,000 g/mol (as measured by 1H NMR), an isobutyl chain end to allylic vinyl group ratio of 0.8:1 to 1.2:1.0, and less than 1400 ppm aluminum.

A process to functionalize propylene homo-oligomer comprising contacting an alkene metathesis catalyst with a heteroatom containing alkene, and a homo-oligomer comprising:

• propylene and 0 wt % comonomer, wherein the homo-oligomer has:
• at least 95% allyl chain ends, an Mn of about 700 to about 10,000 g/mol, an isobutyl chain end to allylic vinyl group ratio of 0.8:1 to 1.2:1.0, and less than 1400 ppm aluminum.