Аннотация:Изучена кинетика нитрования 6-гидрокси-2-метилпиримидин-4(3Н)-она и барбитуровой кислоты в среде 72-82% серной кислоты. Обнаружено влияние оксидов азота на скорость нитрования. Определены порядки по азотной кислоте и оксидам азота (III) в 72 и 82% H 2SO 4.
The nitration kinetic of 6-hydroxy-2-methylpyrimidine-4(3H)-one and barbituric acid was studied in medium of 72-82% sulphuric acid. The nitrogen oxides influence was discovered on rate of nitration. The orders by nitric acid and nitrogen oxides (III) in medium were determined in 72 and 82% H 2S0 4.