The reaction between {HEAD ~ carboxylic acid salts} and halogenated derivatives, {TAIL ~ especially allylics} or benzylics is well known as a manner of obtaining, generally with good efficiency, esters of said acids 
The reaction between { HEAD ~ carboxylic acid salts } and halogenated derivatives , { TAIL ~ especially allylics } or benzylics is well known as a manner of obtaining , generally with good efficiency , esters of said acids
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH