Bs. Babu et Kk. Balasubramanian, Lithium tetrafluoroborate-in acetonitrile (LTAN) catalyzed ferrier rearrangement - Facile synthesis of alkyl 2,3-unsaturated glycopyranosides, SYNLETT, (8), 1999, pp. 1261-1262
Treatment of 3,4-dihydro-2H-pyran 1 with various alcohols 2 - 10 furnished
the tetrahydropyranyl ethers 11 - 19 in the presence of lithium tetrafluoro
borate in acetonitrile (LTAN).