Jm. Crawforth et Bj. Rawlings, A CONVENIENT SYNTHESIS OF ENANTIOPURE PARACONIC ACID - A KEY INTERMEDIATE IN THE SYNTHESIS OF A-FACTOR, Tetrahedron letters, 36(35), 1995, pp. 6345-6346
Enantiopure (S)-(-)-paraconic acid 2 has been synthesised by the stere
ospecific benzyloxymethylation of a titanium enolate derived from a ho
mochiral oxazolidinone and dihydrocinnamoyl chloride.