Therefore, there is a need remaining to provide a method of demethylating {TAIL ~ 14 OH substituted alkaloid derivatives}, and in particular, oxycodone and {HEAD ~ oxymorphone} without the need of protecting/deprotecting the 14 OH group 
Therefore , there is a need remaining to provide a method of demethylating { TAIL ~ 14 OH substituted alkaloid derivatives } , and in particular , oxycodone and { HEAD ~ oxymorphone } without the need of protecting / deprotecting the 14 OH group
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH