Mitsunobu Reaction
Mitsunobu reaction transforms primary or secondary alcohol into thioethers, phenyl ethers, esters, and various other compounds using an azodicarboxylate such as diethyl azodicarboxylate (DEAD) or diisopropyl azodicarboxylate (DIAD) and triphenylphosphine via SN2 process(i.e. Inversion of configuration).