... Download full text in PDF. Tetrahedron Letters Vol. 22, pp 141 - 144 0040-4039/81/0108- 014102.00/0 Pergamon Press Ltd. 1981. Printed in Great Britain NEW SYNTHESIS OF PIPECOLIC ACID AND ANALOGS Vikram ASHER, Christian BECU, Marc JO ANTEUNIS~ and Roland CALLENS Laboratory of Organic Chemistry, NMR Spectroscopic Unit Rijksuniversiteit-Gent, Krijgslaan 271 (S4bis), B-9000 GENT (Belgium). ABSTRACT. ...