首页 | 官方网站   微博 | 高级检索  
相似文献
 共查询到20条相似文献,搜索用时 93 毫秒
1.
PARAMAGNETICANDDIAMAGNETICDICOPPER(Ⅱ)COMPLEXESWITHDI-SCHIFFBASEDERIVEDFROM2-HYDROXY-1-NAPHTHALDEHYDEAND1,3-DIANINO-2-PROPANOL...  相似文献   

2.
SYNTHESISANDSTRUCTUREOFA2DSHEET-LIKECOPPER(II)COMPLEXWITHBRIDGINGPYRIDINE-4-CARBOXYLATEANDTRANS-OXAMIDATELIGANDS¥MeiFangWu;Zh...  相似文献   

3.
SYNTHESISOFDI-(2'-DEOXY-2'-FLUORO)PYRIMIDINENUCLEOSIDEPHOSPHATESANDPHOSPHOROTIOATESZhengFuWANG;YiBingZHANG;YaoQuanCHEN(Labora...  相似文献   

4.
A HIGHLY EFFICIENT SYNTHESTS OF (2E)-α,β-UNSATURATED AMIDES¥JinXingDU;XianHUANG(DepartmeotofChemistry,ZhejiangNormalUniversit...  相似文献   

5.
FACILEANDHIGHLYSTEREOSELECTIVESYNTHESISOF(2Z)-α-PHENYLSELENO-α,β-UNSATURATEDKETONES¥ZhiZhenHUANG;XianHUANG;YaoZengHUANG(Depar...  相似文献   

6.
Ni—Mo—PTFE复合电极的制备及其对甲醇电氧化的催化性能   总被引:4,自引:0,他引:4  
黄令  许书楷 《应用化学》1997,14(4):21-24
在0.22mol/L硫酸镍,0.06mol/L钼酸钠,0.3mol/L柠檬酸钠,30g/LPTFE乳液,0.1g/LFC-400表面活性剂的电解液(pH=9)中,于温度45℃,通以10mA/cm2的电流,在纯Cu片上沉积出Ni-Mo-PTFE复合沉积层,XRD、XPS表征结果表明,该复合沉积层属立方晶系,其点阵型式为面心点阵F,晶胞参数a为0.3573nm,镍钼合金为固溶体结构,其(111)织构度TC(111)为68%,表明该沉积层呈(111)择优取向.沉积层表面的氟以(CF2)n的形式存在,SEM观察结果表明沉积层含有PTFE时表面的粗糙度增大.镍-钼-PTFE复合电沉积过程经历吸附态物种氢氧化镍和钼的氧化物,它们继续捕获电子被还原为镍钼合金,PTFE粒子以包埋的形式沉积于镀层中.循环伏安结果表明该复合电极在NaOH溶液中对甲醇的电氧化具有催化活性.  相似文献   

7.
OPIOID δ RECEPTOR IRRIVERSIBLE INHIBITORS 2.SYNTHESIS OF ISOTHIOCYANATE DERIVATIVES OF CARFENTANIL AND 4-METHOXYMETHYLFENTANY...  相似文献   

8.
THE STACKING INERACTION OF TERNARY COMPLEXES OF Zn(ATP)~(2-)AND PYRIDINE-LIKELIGANDSTHESTACKINGINTERACTIONOFTERNARYCOMPLEXESO?..  相似文献   

9.
THE SCALE METHOD OF INNER-SPHERE REORGANIZATION ENERGY OF HYDRATED IONS VIA ION-DIPOLE CAPTUR FORCE FORCE FIELD POTENTIAL¥YuX...  相似文献   

10.
7,2'-DIDESACETOXY AUSTROSPICATINE, A NEW TAXANOID FROM THE BARKS OF TAXUS WALLICHIANA ZUCC7,2'-DIDESACETOXYAUSTROSPICATINE,AN...  相似文献   

11.
BIOTRANSFORMATION OF α-DIKETONES-SYNTHESIS OF OPTICALLY ACTIVE α-KETOLS¥JianXinGu;ZuYiLi;GuoQiangLin(ShanghaiInstituteofOrgan?..  相似文献   

12.
STUDIES ON THE TOTAL SYNTHESIS OF(-)-(2R,5S)-2-METHYL-5-HYDROXYMETHYL-δ-VALEROLACTONESTUDIESONTHETOTALSYNTHESISOF(-)-(2R,5S)-...  相似文献   

13.
BIOTRANSFORMATIONOF2α,5α,10β,14β-TETRA-ACETOXY-4(20),11-TAXADIENE BY THE FUNGIJS CUNNINGHAMELLA ECHINULATAShangHutHU;XuFangTI...  相似文献   

14.
CRYSTALSTRUCTUREOFA2DSHEET-LIKEμ-CYANIDO-OXAMIDATOBRIDGEDFe(III)-Cu(II)HETERNUCLEARCOMPLEX¥NeiFangWu;ZhongNingCHEN;JunQIUandW...  相似文献   

15.
PEPTIDESELF-FORMATIONFROMN-DIISOPROPYLOXYPHOSPHORYLAMINOACIDSANDPREBIOTICSYNTHESISOFPROTEIN¥YongJU;YiCHENandYuFenZHAO(Bioorga...  相似文献   

16.
SYNTHESISOFTETRAMETHYLDISILANDIYLDICYCLOPENTADIENYLLANTHANIDECOMPLEXESANDSTRUCTUREOF〔Me_4Si_2(C_5H_4)_2Sm(μ-Cl)(THF)〕_2¥FuQuanSO...  相似文献   

17.
THE APPLICATION OF Cu(facam)2 TO THE ASYMMETRIC CYCLOPROPANATION OF 2,5-DIMETHYL-2,4-HEXADIENETHEAPPLICATIONOFCu(facam)2TOTHE...  相似文献   

18.
STUDIESONTHEMAGNETICRESONANCECONTRASTAGENTS:SYNTHESISANDSPIN-LATTICERELAXIVITYOFAMINOACIDSANDOLIGOPEPTIDYLDERIVATIVESOFGD-DTP...  相似文献   

19.
TRANSFER HYDROGENATION OF KETONES BY PROPAN-2-OL OVER POLY(PHENYLENE OXIDE) ANCHORED RUTBENIUM CATALYST¥HanRongGAO;YunXU;ShiJ...  相似文献   

20.
SYNTHESIS,CHARACTERIZATIONOF2-[2-(3-NITRO-4-METHOXYLPHENYL)VINYLI-1-METHYLPYRIDINIUMPENTAANDHEXANITRATORAREEARTH(Ⅲ)COMPLEXESH...  相似文献   

设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司    京ICP备09084417号-23

京公网安备 11010802026262号