References
- Majewicz , T. G. and Caluwe , P. 1974 . J. Org. Chem. , 39 : 720
- Turner , J. A. 1983 . J. Org. Chem. , 48 : 3401
- Calculated for C14H9N3O2 (151.126). Calc C: 66.92; H: 3.61; N: 16.72 Found C: 66.11; H: 3.51; N: 16.45, NMR (DMSO) D2Ox consistent for 7. IR (KBr) 1640 and 1737 cm−1