heterocycle相关论文
A cascade carbonylative ring expansion and [2+2]/[4+2] cycloaddition of strained 1-iminylphosphirane complexes with aryl......
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Synthesis and Anti-inflammatory Activity of a Novel Series of 9,10-Dihydro-4H,8h-chromeno[8,7-e][l,3
本文通过对荣华二采区10...
Synthesis of 6-(Bromomethyl)-4-methoxy-5,6,7,8-tetrahydropyrido-[3,2-d]pyrimidin-2-ol from 6-Methylp
本文通过对荣华二采区10...
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Design, synthesis characterization and in vitro biological activity of a series of 3-aryl-6-(bromoar
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
One-pot five-component synthesis of highly functionalized piperidines using oxalic acid dihydrate as
An efficient green protocol is described for the preparation of highly functionalized piperidines via a one-pot five-com......
Synthesis and nematicidal evaluation of 1,2,3-benzotriazin-4-one derivatives containing piperazine a
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Theoretical Design of High-spin Organic Molecules with-. N-S-as a Spin-containing Fragment and Heter
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Cyclopropanecarboxylic acid or 2,2-dimethyl cyclopropanecarboxylic acid was used as a leading compound for its biologica......
Synthesis of 6-(Bromomethyl)-4-methoxy-5,6,7,8-tetrahydropyrido-[3,2-d]pyrimidin-2-ol from 6-Methylp
6-(Bromomethyl)-4-methoxy-5,6,7,8-tetrahydropyrido[3,2-d]pyrimidin-2-ol(compound 9) was synthesized from 6-methylpyrimid......
Efficient Synthesis of Complex Bridged 1,3-Oxazabicycles via Reactions of N-Alkyl-1,10-phenanthrolin
Complex bridged 1,3-oxazabicycles and 1,4-disubstituted 1,10-phenanthroline derivatives were efficiently prepared by the......
Computational studies of a class of potentially stable high-spin biradicals that two-atom-three-electron spin centers SC......
A new compound, 6-methylsulfinylthieno[3,2-g]-2,4(1H,3H)-pteridinedione, was isolated from the water extract of Whitmani......
Theoretical Design of High-spin Organic Molecules with-. N-S-as a Spin-containing Fragment and Heter
Novel stable high-spin molecules possessing three different arranging fashions were designed with -(.) N-S-as a spin-con......
A series of heterocycle-substituted phthalimide derivatives were synthesized. Structurally diverse derivatives with hete......
Design, Synthesis and Biological Evaluation of 2-Aroyl-3-aryl-6,7-dihydro-5H-furo[3,2-g]chromen Deri
Based on the principles of the bioisosterism,combination of the active substructures of selective estrogen receptor modu......
One-pot five-component synthesis of highly functionalized piperidines using oxalic acid dihydrate as
An efficient green protocol is described for the preparation of highly functionalized piperidines via a one-pot five-com......
Design, synthesis characterization and in vitro biological activity of a series of 3-aryl-6-(bromoar
Bromination is used as a strategy to improve biological activity in medicinal chemistry.In order to study on the structu......
利用密度泛函理论方法研究1，3，5-三氨基2，4，6-三硝基苯（TATB）在高温冲击波条件下热分解过程中产生的一种重要的聚合物-富氮杂环（C17N10O2）．......
以2-氨基吡啶、氯乙酰氯为原料合成2-（2-氯乙酰胺基）吡啶（中间体），再以2-（2-氯乙酰胺基）吡啶、长链叔胺（十二胺，十四胺）为原料，乙腈为溶剂合成......
总结了五元、六元及其它芳香杂环的甲基卤代的制备方法，如甲基呋喃、甲基嗯唑及甲基吡啶的溴化条件等。主要有三种方法：（1）芳香杂环甲......
以雌酚酮为原料,合成了 7 个雌酚酮-17-杂环取代衍生物,经过核磁共振 1 H NMR、13 C NMR、质谱 MS 和红外光谱 IR确定了目标化合物......
三种结构新颖的杂环类维A酸，即5-四甲基四氢萘基-3-吡唑甲酸，2-甲基-5-四甲基四氢萘基-3-呋喃甲酸，1-丁基-2-甲基-5-四甲基四氢化萘基......
合成一种噻二唑二聚体衍生物,用红外光谱仪对其结构进行分析,采用SRV微动摩擦磨损试验机考察其水溶液对钢-钢摩擦副的摩擦学性能,......
目的合成两种杂环类维A酸以用于新药筛选。方法分别以2，5-二甲基-2，5-己二醇为原料通过五步反应进行合成。结果得到了两种杂环类维A......
以4-溴-1，8-萘酐为起始原料，通过硝化、亲电取代、氢化还原、关环和亚酰化反应，合成了目标产物3，4-[1，2，3]-噻二唑-N-丙基-1，8-萘酰亚胺和......
对摩擦性能优良的三嗪进行水溶性改良，合成了3个新型无灰无磷三嗪衍生物——2，4，6-三（N，N-二羟乙氨基）一均三嗪（添加剂A）、2，4，6-三（N-羟乙氨......
文章报道以常见的羧酸为起始原料，和乙酸酐作用得到相应多一个碳原子的杂环甲基酮，原料简单易得，产物收率45％～81％。实验证明，所用的羧酸必......
噁二唑啉类化合物由于其良好的生物活性广泛应用于医药,农药领域。将噁二唑啉杂环引入其他化合物中,往往能生成一系列具有广谱生物......
为了获得具有更高能量的含能化合物,以3,4-双(氯肟)氧化呋咱为原料,经过N2O5/N2O4硝化和乙腈中酸化-酸碱中和两步反应制备得到了3,......
采用HF／6—31G（d）／／CPHF／6—31G（d）方法研究了42个设计D-π-A分子的结构、分子的第一超极化率和其它物理性质．研究结果表明，取代基、分子内电......
聚合物支载的反应与传统的经典液相反应相比,具有独特的优点,广泛应用于杂环化合物的合成.综述了近年来杂环化合物的固相和液相合......
β-烷氧乙烯基三氟甲基酮类化合物作为一类典型的含氟砌块，被广泛地应用于含氟有机化合物的合成中．综述了近年来此类含氟砌块的研究......
综述了近年来通过环加成反应合成三元、五元、六元和七元杂环C60衍生物的进展．...
目的合成以咪唑并杂环为母体的化合物,并评价抗乳腺癌活性。方法利用甲基N-杂环化合物与脂肪胺的有氧铜催化的卤环化反应合成1a-1e......
