548740-19-8Relevant articles and documents
π-deficient 2-(arylsulfonyl)ethyl esters as protecting groups for carboxylic acids
Alonso, Diego A.,Nájera, Carmen,Varea, Montserrat
, p. 277 - 287 (2007/10/03)
Several π-deficient 2-(arylsulfonyl)ethyl groups have been studied as carboxylic acid protecting groups. The 2-[3,5-bis(trifluoromethyl)phenylsulfonyl]ethyl group is the most easily removed protecting group for acids under mild basic conditions using aqueous NaHCO3.