1. Efficient ortho-formylation in vitamin E series, application to the semi-synthesis of natural 5- and 7-formyl-δ-tocotrienols revealing an unprecedented 5-bromo-7-formyl exchange. Issue 49 (7th December 2017) Authors: Alsabil, Khaled; Viault, Guillaume; Suor-Cherer, Sorphon; Helesbeux, Jean-Jacques; Merza, Joumaa; Dumontet, Vincent; Peña-Rodriguez, Luis Manuel; Richomme, Pascal; Séraphin, Denis Journal: Tetrahedron Issue: Volume 73:Issue 49(2017) Page Start: 6863 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗