114604-91-0Relevant academic research and scientific papers
WHAT IS THE STRUCTURE OF BARETTIN ? NOVEL SYNTHESIS OF UNSATURATED DIKETOPIPERAZINES.
Lieberknecht, Albrecht,Griesser, Helmut
, p. 4275 - 4278 (2007/10/02)
Several unsaturated diketopiperazines 1a-1f as well as a compound with the proposed structure 2 of barettin were synthesized by a new method via esters of diketopiperazine phosphonic acid.The proposed structure of barettin was found to be incorrect.
