scifinderweb介绍.ppt

1、,SciFinder Web 新平台，新内容，新功能,青岛科技大学SciFinder Web使用介绍 莫文生 2013.5.21,提纲,介绍 SciFinder Web中的新功能、新内容 SciFinder Web的注册和登陆 SciFinder Web中的检索和后处理 SciFinder Web中的文献检索技巧 SciFinder Web中的物质检索 SciFinder Web中的反应检索 SciFinder Web使用常见问题和网络资源,2,CAS is a division of the American Chemical Society. Copyright 2011 American

2、 Chemical Society. All rights reserved.,美国化学文摘社Chemical Abstract Service,3,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,创建于1907年 ACS的分支机构 密切关注，索引和提炼着全球化学相关的文献和专利 最早创立了化学文摘 总部坐落于俄亥俄州的哥伦布市,SciFinder Web中的内容,4,CAS is a division of th

3、e American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,期刊,专利,论文,会议报告,溶剂，催化剂，产率,反应实验过程等,物质,基因,合成信息,SciFinder Web新功能-SciPlanner,5,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,SciPlanner可以呈现包含产物、中

4、间体以及原始反应物的综合合成路线，此外还可以添加每步反应的实验操作步骤，可导出形成PDF文本格式的综合报告。,新功能靶点分析,6,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,物质分析中，提供Target Indicators分析,新功能生物活性分析,7,CAS is a division of the American Chemical Society. Copyright 2011 American Chem

5、ical Society. All rights reserved.,物质分析中，提供Bioactivity Indicators分析,新功能物质相关性排序,8,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,在进行结构检索时，默认的排序模式将是相关度排序，可以让最相关的结构排在前面,新内容物质的靶点和生物活性,9,CAS is a division of the American Chemical Society

6、. Copyright 2011 American Chemical Society. All rights reserved.,在物质详细信息栏，可以查询到物质的生物活性信息和靶点标记信息,新内容-物质性质检索,10,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,物质检索时，可以依据物质的实验性质（熔沸点、折光率、LD50等）进行检索,利用预测的实验性质（分子量、logP、H受体、pka等）进行检索,新内容-检

7、索结果的快速查看,11,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,Quick View 快速查看检索结果,提纲,介绍 SciFinder Web中的新内容、新功能 SciFinder Web的注册和登陆 SciFinder Web中的检索和后处理 SciFinder Web中的文献检索技巧 SciFinder Web中的物质检索 SciFinder Web中的反应检索 SciFinder Web使用常见问题和

8、网络资源,12,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,SciFinder Web登陆界面,13,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,输入SciFinder帐号和密码,SciFinder Web登陆后主界面,14,C

9、AS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,文献，物质，反应检索入口，默认开始检索文献,可用的检索方法,保存过的结果集,邮件提醒结果集,检索完，请点击退出,提纲,介绍 SciFinder Web中的新内容、新功能 SciFinder Web的注册和登陆 SciFinder Web中的检索和后处理 SciFinder Web中的文献检索技巧 SciFinder Web中的物质检索 SciFinder Web中的反应

10、检索 SciFinder Web使用常见问题和网络资源,15,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,如何选择合适的检索词,16,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,案例：Li电池阳极材料 Google、有道翻译等翻

11、译工具 Li 电池（ lithium battery， lithium cell） 阳极材料（positive pole、anode material） 同义词、单复数、不同时态 不确定的时候请任选个词进行检索（lithium battery with positive pole ）,文献检索案例,17,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,最多输入5个术语，三个左右最好。术语之间最好用英文的介词如of,

12、 with, beyond, in, on, as等链接，介词没有实际含义，只起到间隔作用。,主题检索的候选项,18,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,预先判断检索词是否合适,优先选择包含“concepts”和“Closely associated with one another”的候选项,文献检索结果,19,CAS is a division of the American Chemical So

13、ciety. Copyright 2011 American Chemical Society. All rights reserved.,利用“Analysis”文献分析工具帮助修正检索词,12种分析方法，作者名、学科分析、机构分析、期刊分析、出版年分析等。可以帮助我们逐步了解信息需求,Index term 索引词分析,20,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,可以帮助分析文献中的重要概念,发现Bat

14、tery Cathodes, Battery anodes这些概念，分别代表电池阴极和电池阳极。使用Battery anode代替Positive Pole去检索，会不会有更好的结果呢？,尝试新检索,lithium battery with battery anode,21,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,检索到2万多篇文献，扩大了80倍,国内有哪些同行在做这方面的研究？ 他们已拥有的专利有哪些？

15、有与他们合作的可能性么？,22,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,Refine限定工具下选择“company name”，先从2万多篇文献中筛选出我们国家发表的文献,23,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,“

16、Company-Organization”组织机构分析，发现中科院、清华大学、复旦大学、浙江大学、哈尔滨工业大学等都进行锂电池方面的研究，有很多潜在的合作伙伴！,Document Type文献类型分析，获得专利1354篇、综述195篇，可以查看感兴趣的内容,Sort by 文献排序功能,24,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,选择“citing references”引文排序，可以快速获得被引用次数最

17、多的文献，第一篇被引用了429次，点击 即可获得被引文献。,文献检索小结,主题检索时，使用介词作为连接 尽量选择包含Concept和Closely Associated with one another候选项 通过SciFinder 的Analyze/Refine功能来缩小检索的范围 尝试将不同的Analyze/Refine功能组合起来用，会有更多的收益 更多细节化内容，请参考 ,25,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights

18、reserved.,提纲,介绍 SciFinder Web中的新内容、新功能 SciFinder Web的注册和登陆 SciFinder Web中的检索和后处理 SciFinder Web中的文献检索技巧 SciFinder Web中的物质检索 SciFinder Web中的反应检索 SciFinder Web使用常见问题和网络资源,26,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,Scifinder web

19、物质检索,27,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,化学结构检索 Markush检索 分子式检索 性质检索 物质标示符检索,双击打开绘图面板,分子式检索,28,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,Example:

20、,CuSO4. 5H2O Cu.H2O4S.5H2O,Alloys Fe.Mn.Ni,Na2HPO4 H3O4P.2Na,分子式检索要求Hill 排序规则,单组分物质: 不含C的物质，按字母顺序排序. 含C的物质，C第一位，H第二位，其他元素按字母顺序排序. 若分子式中该元素只有1个，则用数字1或空格表示. 多组分物质 每个组分按单组份物质排序，各组分间用“.”隔开，含C最多的组分排最前面 多组分物质包括盐, 水合物, 混合物, 合金, 金属配合物等.,29,CAS is a division of the American Chemical Society. Copyright 2011 A

21、merican Chemical Society. All rights reserved.,聚合物检索,只知道起始原料的聚合物检索 检索策略：组分间用点分开，每个组分采用Hill排序，括号外用x表示,30,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,(C4H6O2.C2H3Cl.C2H3F)x,聚合物检索,知道结构重复单元（SRU）的聚合物检索 检索策略：采用Hill排序，括号外用n表示,31,CAS is

22、a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,(C12H22N2O2)n,注意区分n 与x的区别,分子式检索结果,32,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,Refine-chemical structure 限定聚合物的结构,化学结构式

23、检索,33,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,点击画图版来进行结构输入，初次使用时需要安装Java插件,34,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,SciFinder结构绘制工具,Scifinder中金属配合物检

24、索,35,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,乙酰基二茂铁,Scifinder中检索金属配合物可选择化学结构式检索，绘制配合物中各结构片段（配体、金属），不需要绘制出配位键，以碎片的形式进行检索,Scifinder中金属配合物检索,36,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical

25、 Society. All rights reserved.,配体,金属,精确结构检索,结构检索Java界面,37,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,单一组分,配合物,Scifinder中金属配合物检索结果,38,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. A

26、ll rights reserved.,同位素,Scifinder 物质检索结果的限定工具,39,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,同位素包含,去除同位素物质,提纲,介绍 SciFinder Web中的内容 SciFinder Web的注册和登陆 SciFinder Web中的检索和后处理 SciFinder Web中的文献检索技巧 SciFinder Web中的物质检索 SciFinder Web中

27、的反应检索 SciFinder Web使用常见问题和网络资源,40,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,Scifinder 中反应定义工具,41,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,查找如下的反应，要求反应中的原

28、子必须匹配,42,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,A,B,43,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,一般科研工作者常常绘制成左边的反应进行检索,结果如何？,获得67条反应,44,CAS is a divisi

29、on of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,反应结果的排序方式,45,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,反应相关度 实验过程 反应收率 反应步骤,详细的实验过程,先前的检索真的符合我们的要求么？,46,CAS is a division of th

30、e American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,反应中的原子如何配对？,反应原子标记工具,47,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,精确反应 检索,获得4条符合要求的反应,48,CAS is a division of the American Chemical Soc

31、iety. Copyright 2011 American Chemical Society. All rights reserved.,提纲,介绍 SciFinder Web中的内容 SciFinder Web的注册和登陆 SciFinder Web中的检索和后处理 SciFinder Web中的文献检索技巧 SciFinder Web中的物质检索 SciFinder Web中的反应检索 SciFinder Web使用常见问题和网络资源,49,CAS is a division of the American Chemical Society. Copyright 2011 American Chemical Society. All rights reserved.,SciFinder Web使用注意事项,禁止过量下载 严禁账号分享 严禁将账号用于非学术研究,50,CAS is a di