共查询到16条相似文献,搜索用时 187 毫秒
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XU Liang-zhong ZHOU Kai HU Zhi-qiang BI Wen-zhao College of Chemistry Molecular Engineering Qingdao University of Science Technology Qingdao P. R. China 《高等学校化学研究》2006,22(6):765-767
IntroductionAs an important type of fungicide, compoundscontaining 1,2,4-triazole groups have attracted muchattention because they exhibit a certain fungicidal acti-vity againstPuccinia reconditeand also play a role inroot-growth regulation[1—3]. However… 相似文献
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XULiang-zhong JIANFang-fang QINYong-qi YUGuan-ping JIAOKui 《高等学校化学研究》2004,20(3):305-307
The title compound 3-phenyl-2-[1-benzoyl-1-(1,2,4-triazol-1-yl)]methenyl thiazolidine was synthesizedfrom acetophenone, triazole, phenylthioisocyanate and 1,2-dibromo-ethane by several step reactions. Itsstructure was identified by means of ^1H NMR, MS and IR spectrometries. The single crystal structure of 3-phenyl-2-[1-benzoyl-1-(1,2,4-triazol-1-yl)]methenyl thiazolidine was determined by X-ray diffraction.The preliminary bioassays have shown that the title compound exhibits the weak activities of fungicide andplant growth regulator. 相似文献
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The crystal structure of the title compound (C18H18N4O, Mr = 306.36) has been determined by single-crystal X-ray diffraction. The crystal is of triclinic, space group P1 with α = 4.783(0), b = 13.577(1), c = 13.830(1) A, α = 63.581(2), β = 88.326(2), γ = 86.161(2)°, V= 802.5(1) A3, Z= 2, Dc = 1.268 g/cm^3, F(000) = 324, μ(MoKa) = 0.082 mm^-1, the final R = 0.0497 and wR = 0.1199 for 3094 observed reflections (I 〉 2σ(I)). The dihedral angles between the phenyl (C(1)-C(4)-(6)) and triazole, the phenyl (C(13)-C(15)-C(18)) and triazole, and the two phenyl rings are 7.9(1), 69.9(1) and 67.8(1)°, respectively. Strong C-H…π interaction joins molecules into a chain along the c axis and contributes to the stability of the structure. Preliminary bioassay results show that the title compound possesses excellent and selective fungicidal activity against Colletotrichum gossypii but displays moderate to weak insecticidal activity against aphides. 相似文献
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XU Liang-zhong ZHU Chong-yi YU Chen-long LI Kai SI Guo-dong 《高等学校化学研究》2005,21(6):673-676
The title compound, 2-( 4-fluorophenyl ) -2-oxo-1-( 1H-1, 2,4-triazol-1-yl ) ethyl morpholine-4-carbodithioate, was synthesized and its structure was confirmed by means of IR, MS, 1 H NMR and elemental analysis. The single crystal structure of the title compound was determined by X-ray diffraction. The preliminary biological test showed that the synthesized compound possesses some biological activities. 相似文献
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LIUFa-qian QINYong-qi LIWei-hua YANGShuang-hua LULu-de YANGXu-jie 《高等学校化学研究》2005,21(3):280-283
The title compound, 2-(methoxybenzoyl)-N-phenyl-2-(1,2,4-triazol-l-yl) thioacetamide was synthesized by several reactions from 4-methoxyacetophenone, triazole and phenyl isothiocyanate. The structure was identified by elemental analysis, ^1H NMR, MS and IR. The single crystal structure of 2-(methoxybenzoyl)-N-phenyl-2-(1,2,4-triazol-l-yl)thioacetamide was determined withX-ray diffraction. The preliminary bioassays show that the title compound exhibits weak antifungal activities and plant-growth regulatory activity. 相似文献
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Introduction -Triazole derivatives represent an interesting class of heterocyclic compounds have become the most rapidly expanding group of antifungal compoundswith the advantages of toxicity high oral bioavailability broad spectrum of activity against several fungi including most yeasts folanentous fungi-.…… 《高等学校化学研究》2007,23(1):120-122
Introduction 1,2,4-Triazole derivatives represent an interesting class of heterocyclic compounds[1] and have become the most rapidly expanding group of antifungal compoundswith the advantages of toxicity, high oral bioavailability, and broad spectrum of activity against several fungi, including most yeasts and folanentous fungi[2-4]. 相似文献
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WAN Jun LI Chun-li LI Xue-mei ZHANG Shu-sheng 《高等学校化学研究》2006,22(4):465-467
The title compound was synthesized and characterized by IR, ^1H NMR, elemental analysis and single crystal X-ray diffraction analysis. Its biological activities were also tested. The results show that the title compound reveals inhibiting activities towards wheat gibberellin, apple ringspot, tomato early blight, peanut cercospora arachidicola and stem wilt of asparagus. 相似文献
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In order to search for novel agrochemicals with high activity and low toxicity, a series of phosphonate derivatives containing 1,2,3-triazole and thiazole rings were designed and synthesized using 2-chloro-5-(chloromethyl)- thiazole as the starting material. Their structures were confirmed by IR, ^1H NMR, ^31p NMR, EI-MS or ESI-MS and elemental analyses. The crystal structure of 7a was determined by single crystal X-ray diffraction. Preliminary bioassays indicated that most of the target compounds did not display insecticidal activities, but a fraction of them possessed herbicidal and fungicidal activities to some extent. 相似文献
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Introduction As an important type of fungicides, triazole compounds are highly efficient, low poisonous and inward absorbent.1-3 At present, the studies on triazole derivatives are mainly concentrated on compounds with triazole as the only active group. The report of triazole compounds that contain both triazole group and other active group in a single molecule has rarely been found. Dialkyl-substituted dithiocarbamate salts have also shown interesting biological effects.4 N,N-Dialkyldithio-… 相似文献
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XULiang-zhong LIWei-hua SIGuo-dong ZHUChong-yi LIKai HOUBao-rong 《高等学校化学研究》2005,21(4):444-446
The title compound, N‘-( 4-methoxybenzylidene ) -2-( IH-1, 2,4-triazol-1-yl ) acetohydrazide, was synthesized and its structure was confirmed by means of IR, MS,^1H NMR and elemental analysis. The single crystal structure of the title compound was determined by X-ray diffraction. The preliminary biological test shows that the synthesized compound has a low antifungal activity. 相似文献
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N'-(4-fluorobenzylidene)-2-(1H-1,2,4-triazole-1-yl)acetohydrazide was synthesized by the reaction of 4-fluorobenzaldehyde with 2-(1H-1,2,4-triazole-1-yl) acetohydrazide. The structure was confirmed via elemental analysis, MS,1H NMR, IR, and X-ray diffraction. It crystallized in a monoclinic system with space group P2 ( 1 ), a =0.4905(1) nm, b=0.8160(2) nm, c=1.4105(3) nm,β=93.33(3)°,Z=2, V=0.5636(2) nm3, Dc =1.457 Mg/m3,μ=0.112 mm-1 , F(000) =256, and final R1 =0. 0685. Several intermolecular hydrogen-bond interactions existed in the crystal structure, facilitating the stabilization of the compound. 相似文献
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WAN Jun LI Chun-li LI Xue-mei ZHANG Shu-sheng~ College of Chemistry Molecular Engineering Qingdao University of Science Technology Qingdao P.R. China 《高等学校化学研究》2006,22(4)
IntroductionTriazole derivatives have become the most rapidlyexpanding group of antifungal compounds with advanta-ges of lowtoxicity, high oral bioavailability and broad-spectrum antifungal activity, which can be used againstfungi including most yeasts an… 相似文献
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有机锡2-[(1,2,4-三唑-1-基)甲基硫代]苯甲酸酯的合成与生物活性 总被引:1,自引:0,他引:1
通过硫代水杨酸与(1-氯甲基)-1,2,4-三唑盐酸盐在碱性条件下的反应, 合成了2-[(1,2,4-三唑-1-基)甲基硫代]苯甲酸. 利用该酸与(R3Sn)2O(R=Et, n-Bu, Ph), Cy3SnOH(Cy为环己基)或Et2SnO反应, 得到了5个有机锡羧酸酯. 用X射线单晶衍射测定了三正丁基锡2-[(1,2,4-三唑-1-基)甲基硫代]苯甲酸酯的晶体结构. 在该化合物中, 锡为五配位的三角双锥结构. 该化合物通过三唑四位氮原子与锡配位, 形成一维链状配位高分子. 初步的生物活性测试结果表明, 所有的有机锡化合物都表现出了明显的抗真菌活性. 相似文献