A process for {TAIL ~ the preparation} of {HEAD ~ an alkyl methacrylate}, which process comprises: 
A process for { TAIL ~ the preparation } of { HEAD ~ an alkyl methacrylate } , which process comprises :
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH