320589-60-4Relevant academic research and scientific papers
The fate of the tryptophan stereocenter in the synthesis of 7,10,16,16a-tetrahydro-11H-quinazolino[2',3':3,4]pyrazino[1,2-b]β-carboline-5,8-diones
Madrigal, Antonio,Grande, Mercedes,Avendao, Carmen
, p. 3515 - 3526 (2000)
Condensation reactions of anthranilic acid with iminoethers 14-17 derived from tetracycles 9-13 to give the title hexacyclic compounds reflect a preferred trans-relationship for H(10)-H(16a) protons in C(7)-unsubstituted products and a cis-relatioship for
