73550-61-5Relevant articles and documents
Reactions of Oxazolin-5-one Anions, IX. A Simple Procedure for the Preparation of δ-Aminolevulinic Acid Derivatives and Related Compounds
Schulz, Guenter,Steglich, Wolfgang
, p. 787 - 790 (2007/10/02)
Cyclization of Z-dipeptides 1 with acetic anhydride leads to 2-oxazolin-5-ones, which yield the corresponding 3-oxazolin-5-ones 2 by base-catalyzed addition of ethyl acrylate or acrylonitrile.Hydrolysis of 2a gives ethyl δ-(benzyloxycarbonylamino)levulina