Pyrazolo-as-triazines. Part III. Ring fission
作者:M. W. Partridge、M. F. G. Stevens
DOI:10.1039/j39670001828
日期:——
Pyrazolo-as-triazines bearing an ester or ketonic substituent at the 3-position readily undergo ring fission with hydrazines or hydroxylamine to yield pyrazolylazo-pyrazole or isoxazole derivatives.
在3-位带有酯或酮取代基的吡唑并-三嗪易于与肼或羟胺发生环裂变,从而生成吡唑基-吡唑-吡唑或异恶唑衍生物。