Pyrazine chemistry. IV. Bromination of 2-amino-3-carbomethoxypyrazine

RC Ellingson, RL Henry

Index: Ellingson; Henry Journal of the American Chemical Society, 1949 , vol. 71, p. 2798

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Citation Number: 26

Abstract

2798 R. c. ELLINGSON AND RL HENRY Vol. 71 ethanol containing hydrogen chloride, dissolving the separated hydrochloride (mp 163-165”) in warm 95% ethanol and pouring the solution sloyly into cold water, yielded the pure base of mp 72-73. Ultraviolet Spectra.-The apparatus used was a Beckman Model DU Quartz Spectrophotometer. The solvents were: for I, 95% ethanol; for I1 purified dioxanes* finally redistilled through a 15-ball Snyder ...