These workers not only demonstrated that N-methylnicotinamide could be oxidized to N-methyl-2-pyridone-5-carboxylamide by an enzyme present in rabbit liver ; but they also succeeded in isolating ...
11. Using a pasteur pipette, carefully transfer the upper hexane phase into small 2 ml glass vials; this contains fatty acid methyl esters. Be careful not to carry over parts of the aqueous lower ...