@article{oai:niigata-u.repo.nii.ac.jp:00001610, author = {Tayama, Eiji and Otoyama, Seijun and Isaka, Wataru}, issue = {35}, journal = {Chemical communications, Chemical communications}, month = {Jul}, note = {The 1,4-elimination reaction of (Z)-N-Boc-2-(4-methoxy-2-alkenyloxy)pyrrolidines (1) is shown to proceed with high (1E,3E)-stereoselectivity to afford N-Boc-2-(1,3-dienyloxy)pyrrolidines (2); the Bronsted acid catalyzed aza-Ferrier reaction of the N-Boc-2-(1,3-dienyloxy)pyrrolidines (2) provides a-(N-Boc-2-pyrrolidinyl) aldehydes (3) in excellent yields with high a-regioselectivities.}, pages = {4216--4218}, title = {Brønsted acid catalyzed regioselective aza-Ferrier reaction : A novel synthetic method of α-(N-Boc-2-pyrrolidinyl)aldehydes}, volume = {2008}, year = {2008} }