嘧啶化合物作为重要的医药、农药中间体，应用前景非常广阔。
Pyrimidine as important medicine, pesticide intermediates, application prospects are very broad.
采用本发明的拆分方法制备单一手性2-杂环取代的 二氢嘧啶化合物的产物收率为20％以上，光学纯度达98％以上；
The splitting method adopted for preparing single chiral 2-heterocycle substituted dihydro pyrimidine compounds has the product yield more than 20 percent and the optical purity above 98 percent;
他用许多0和1来表示最早期时生命的化学成分(很可能是由腺嘌呤、胸腺嘧啶、鸟嘌呤、胞嘧啶和尿嘧啶组成的化合物)。
He USES zeroes and ones to represent the very first chemical building blocks of life (most likely compounds based on adenine, thymine, guanine, cytosine or uracil).
胞嘧啶：嘧啶族的有机化合物。常被称为基，包含一个单环，内有氮原子和碳原子，还有氨群。
Cytosine organic compound of the pyrimidine family often called a base consisting of a single ring containing both nitrogen and carbon atoms and an amino group.
磺胺二甲基嘧啶半抗原是一种化合物，其结构为式i所示。
The sulfamethazine hapten is a compound and the structural formula is shown as formula I.
嘧啶- 4 -酮衍生物，其作为除草剂的用途，制备其的中间体和生产上述化合物的方法。
Pyrimidin-4-one derivatives, their use as herbicides, intermediates for their production and process for producing these compounds.
三种n-氯乙酰取代的苯并含氮杂环化合物通过硫醚键的形成被导入嘧啶结构。
Three types of N? chloroacetyl substituted nitrogen? containing benzoheterocycles were introduced into pyrimidine by the formation of thioether.
本文提出嘌呤、嘧啶、呲啶、噻唑、生物碱和氨基酸等类有机化合物中氮的快速微量测定法。
A rapid micromethod for the determination of nitrogen in organic compounds, such as pyridine, pyrimidine, purine, thiazole, alkaloids and amino acids, is described.
人们设计了用来模拟光解酶作用的模型化合物，例如将一个发色团共价连接到一个嘧啶二聚体上。
Several model compounds that mimic the action of photolyase have been designed, such as a chromophore attached to a pyrimidine dimer.
以嘧啶环替换噢中的A环，合成了一系列氮杂噢类化合物。
To substitute the ring a of the aurones with pyrimidine, a series of aza aurones were synthesized.
综述了嘧啶酮类化合物的合成，介绍了几种主要的研究方法的合成路线。
Pyrimidinones are a family of very important biological activity heterocycles. they have attracted great attention of research. In this article, we review the synthesis methods of pyrimidones.
摘要：喹唑啉酮类化合物是含有嘧啶杂环的一类重要化合物，最初是从真菌和细菌中分离得到的。
Abstract: Quinazoline is a class of important compounds containing pyrimidine heterocyclic, firstly isolated from fungi and bacteria.
联芳基取代的吡啶、嘧啶和吡嗪化合物为用于治疗疼痛的钠通道阻滞剂。
Biaryl substituted pyridine, pyrimidine and pyrazine compounds are sodium channel blockers useful for the treatment of pain.
酰基硫脲嘧啶类化合物制备简易，生物活性广泛，在杀虫、杀菌、除草及植物生长调节等方面均有重要应用。
Acylthiourea pyrimidine derivatives are easy preparation and have broad biological activity, such as, insecticidal, fungicidal, weeding, and regulation of plant growth.
胸腺嘧啶：一种嘧啶类有机化合物，通常叫做基底，由含有氮和碳原子以及甲基的环形物组成。
Thymine: Organic compound of the pyrimidine family, often called a Base, consisting of a ring containing Both nitrogen and carbon atoms, and a methyl group.
鉴于嘧啶类化合物的独特生物活性特点，其研究与开发一直受到医药和农药界的广泛重视。
Owing to the unique biological activities of pyrimidine compounds, people in medicine and agrochemical attaching great importance to research and development this serial compounds.
更具体地，本发明涉及式（I）的取代的吡唑并嘧啶类 化合物。
More particularly, the present invention relates to substituted pyrazolopyrimidines of Formula (I).
结果：从广枣70 %乙醇提取物中分离出一个胸腺嘧啶脱氧尿苷类化合物，结构为5-甲基-3′ ，5′-二氧-（对氯苯甲酰基）-2′-脱氧尿苷。
RESULT: A deoxyuridine was isolated from 70% alcohol extract and identified as as 5-methyl-3′, 5′-di-O-(p-chlorobenzoyl)-2′-deoxyuridine.
结果：从广枣70 %乙醇提取物中分离出一个胸腺嘧啶脱氧尿苷类化合物，结构为5-甲基-3′ ，5′-二氧-（对氯苯甲酰基）-2′-脱氧尿苷。
RESULT: A deoxyuridine was isolated from 70% alcohol extract and identified as as 5-methyl-3′, 5′-di-O-(p-chlorobenzoyl)-2′-deoxyuridine.
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