Main > > Literature > Codeine. > Production. > Morphine Derived Route > Morphine. > +Methylating Agent Reaction. > in Presence of HydroCarbon Solvent > at Temp. = 90C to 110C. > Under Reflux Conditions such that > > 50% odf Solvent Returns to > Reaction Mixt. > Codeine Me Ether Formation Prevn. > Cooling Reaction Mixt to 50-85C > Reaction Ending: Water Addition. > Raising pH = 11-12.

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Raising pH = 11-12.'s subsections
Sepn. HydroCarbon Solvent Phase

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