C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 305/08 (2006.01) C07C 51/09 (2006.01) C07C 57/03 (2006.01) C07C 59/125 (2006.01) C07C 67/37 (2006.01) C07C 69/675 (2006.01) C07D 315/00 (2006.01) C08G 63/08 (2006.01)
Patent
CA 2099200
The invention relates a process for the carbonylation of epoxides by reaction with carbon monoxide at elevated pressure and temperature in the presence of a catalyst system comprising a source o.f cobalt and a hydroxy substituted pyridine compound, whereby .beta.-propiolactones and/or derivatives thereof, such as .beta.-propiolactone polymers, .beta.-hydroxy carboxylic acids and esters, and .beta.-alkoxy carboxylic acids and esters, are produced.
Drent Eit
Kragtwijk Eric
Shell Canada Limited
Smart & Biggar
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