SYNTHESIS OF 3-AROYLMETHYLENE-1,6,7,11b-TETRAHYDRO-2H-PYRAZINO[2,1-<i>a</i>]ISOQUINOLIN-4-ONES
DOI:
https://doi.org/10.1007/8225Keywords:
1-aminomethyl-1, 2, 3, 4-tetrahydroisoquinoline, 3-aroylmethylene-1, 6, 7, 11b-tetrahydro-2H-pyrazino[2, 1-a]isoquinolin-4-ones, substituted aroylpyruvate estersAbstract
The reaction of substituted methyl aroylpyruvates with 1-aminomethyl-1,2,3,4-tetrahydroisoquinoline dihydrochloride in the presence of AcOH gives 3-aroylmethylene-1,6,7,11b-tetrahydro-2H-pyrazino[2,1-a]isoquinolin-4-ones whose structures have been confirmed by IR, 1H NMR, and mass spectrometry.
How to Cite
Gein, V. L.; Kasimova, N. N.; Varkentin, L. I.; Stashina, G. A. Chem. Heterocycl. Compd. 2005, 41, 1041. [Khim. Geterotsikl. Soedin. 2005, 1218.]
For this article in the English edition, see DOI 10.1007/s10593-005-0276-3