Alkylation of the SAMP hydrazone of 1,3-dioxa-5-one provides a convenient way (8 steps, 40% overall yield) to synthesize frontalin in high optical purity lover 95%). (C) 1998 Elsevier Science Ltd. All rights reserved.
Alkylation of the SAMP hydrazone of 1,3-dioxa-5-one provides a convenient way (8 steps, 40% overall yield) to synthesize frontalin in high optical purity lover 95%). (C) 1998 Elsevier Science Ltd. All rights reserved.