确定了光致变色的产物为双质子转移的酮式结构。
热力学参数的计算表明，从烯醇式到双酮式构型的转变是一个吸热过程。
The calculation of the thermodynamic parameters shows that the transformation from enol to keto form is endothermic process.
一化合物，在溶液中存在酮式与烯醇式互变异构体，普通液相柱中能否分开？
It does not make any sense that trying to separate the tautomers of enol and ketone.
本文对一些词典、手册中关于甲基紫罗兰酮和鸢尾酮的结构式和名称中的一些错误和疏漏进行了讨论。
Several errors and confusions of structural formula and name for methylionone and bone in some dictionaries and handbooks are discussed.
然后可以将式（II）的氢过氧化物转化成酚和通式R1COCH2R2（III）的醛或者酮，其中R1和R2具有与式（I）中相同的含义。
The hydroperoxide of formula (II) may then be converted to a phenol and an aldehyde or a ketone of the general formula R1COCH2R2 (III), in which R1 and R2 have the same meaning as in formula (1).
本发明公开了一种抗流感病毒前体药，是有关1，3-吡嗪并恶 嗪-2，4二酮的衍生物，其化学结构式为；
The invention discloses an anti-influenza virus prodrug which is a derivative related to 1, 3-pyrazine oxazine-2, 4 diketone with a chemical structural formula (I);
本发明的试剂盒主要成分包 括：缓冲液、还原型辅酶、草酰乙酸、酮戊二酸、磷酸烯醇式丙酮酸羧化酶、 异柠檬酸脱氢酶及稳定剂；
The kit comprises the following main components: buffer solution, reduced coenzyme, oxaloacetic acid, ketoglutaric acid, phosphoenolpyruvate carboxykinase, isocitric dehydrogenase and a stabilizer.
本发明的试剂盒主要成分包 括：缓冲液、还原型辅酶、草酰乙酸、酮戊二酸、磷酸烯醇式丙酮酸羧化酶、 异柠檬酸脱氢酶及稳定剂；
The kit comprises the following main components: buffer solution, reduced coenzyme, oxaloacetic acid, ketoglutaric acid, phosphoenolpyruvate carboxykinase, isocitric dehydrogenase and a stabilizer.
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