Mesoionic compounds. XXIII. Anhydro-2-hydroxy-4-oxo-1,6,8

XXIII. Anhydro-2-hydroxy-4-oxo-1,6,8-trimethylpyrimido[1,2-a]pyrimidinium hydroxide system. K. T. Potts, and Richard K. C. Hsia. J. Org. Chem. , 1973,...
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J. Org. Chem., Vol. 38,No. 20, 1973 3485

M ESOIONIC COMPOUNDS

Mesoionic Compounds. XXIII. The an hydro -2 -Hydroxy-4- oxo 1,6,8-trimethy lpy rimido [l,2-alpy rimidinium Hydroxide System1

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