{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"报道了对烷氧基取代的MeO-BIPHEP型手性双膦<span style=\"color:red\">配体</span>钌配合物催化的β-酮酸酯不对称加氢反应,考察了反应温度、压力、底物/催化剂摩尔比和溶剂对反应的影响.结果表明,在乙醇中该配合物催化3-丁酮酸乙酯加氢反应的对映选择性达98.0%,且对含不同取代基的β-酮酸酯均表现出较高的活性和对映选择性.","authors":[{"authorName":"彭宗海","id":"cb04768b-9193-49d8-900b-5e1c8f3ef0f5","originalAuthorName":"彭宗海"},{"authorName":"马梦林","id":"aaab2f87-c331-404c-90a8-f772d04c15eb","originalAuthorName":"马梦林"},{"authorName":"付海燕","id":"8323e0c8-b1f9-4469-a350-55c08b46c4ae","originalAuthorName":"付海燕"},{"authorName":"陈华","id":"3bebec81-827c-4b0f-b125-1171974ef4f3","originalAuthorName":"陈华"},{"authorName":"李贤钧","id":"8fa2d267-9ec1-41fe-8e36-4d53587ea748","originalAuthorName":"李贤钧"}],"doi":"10.3724/SP.J.1088.2010.90737","fpage":"191","id":"6d6684df-fdf8-44d4-b0ed-1f56c01d9d4e","issue":"2","journal":{"abbrevTitle":"CHXB","coverImgSrc":"journal/img/cover/CHXB.jpg","id":"18","issnPpub":"0253-9837","publisherId":"CHXB","title":"催化学报   "},"keywords":[{"id":"40f431c2-20c1-4168-b26a-17ccbe371db4","keyword":"β-酮酸酯","originalKeyword":"β-酮酸酯"},{"id":"80b79771-f7d9-4046-8152-6580cc0f4e3e","keyword":"不对称加氧","originalKeyword":"不对称加氧"},{"id":"7026700e-2f06-415c-a95a-3528539c917d","keyword":"<span style=\"color:red\">联苯</span><span style=\"color:red\">类</span><span style=\"color:red\">配体</span>","originalKeyword":"联苯类配体"},{"id":"0b35770a-cf28-4f57-b684-418c54e29272","keyword":"钌配合物","originalKeyword":"钌配合物"}],"language":"zh","publisherId":"cuihuaxb201002010","title":"对烷氧基取代MeO-BIPHEP型手性双膦钌配合物催化β-酮酸酯不对称加氢反应","volume":"31","year":"2010"},{"abstractinfo":"丁基溴苯和间氟苯硼酸经Suzuki偶联生成4'丁基-3-氟<span style=\"color:red\">联苯</span>,4'丁基-3-氟<span style=\"color:red\">联苯</span>在低温下碘代生成3-氟-4-碘-4'-丁基<span style=\"color:red\">联苯</span>,3-氟-4-碘-4'-丁基<span style=\"color:red\">联苯</span>与5种取代苯乙炔发生Sonogashira反应生成5种含氟<span style=\"color:red\">联苯</span>炔<span style=\"color:red\">类</span>单体液晶.进行了产品结构的标定以及参数的测定,确定了化合物具有较大的光学各向异性(△n)和较宽的向列相范围.","authors":[{"authorName":"张芳苗","id":"87718060-7f3a-4db0-aa78-b13abb22e92b","originalAuthorName":"张芳苗"},{"authorName":"韩耀华","id":"ef6865a2-68a0-433e-8bce-cb842c2bfac2","originalAuthorName":"韩耀华"},{"authorName":"尚洪勇","id":"e5cdf07b-9b2f-46f4-92de-b393ffadea48","originalAuthorName":"尚洪勇"},{"authorName":"张晶梅","id":"484ffd12-a7c3-4373-a4ce-8fb31b9e550c","originalAuthorName":"张晶梅"},{"authorName":"钤秀丽","id":"71541723-a1b0-4fa8-9475-5c6ba2796bc0","originalAuthorName":"钤秀丽"}],"doi":"10.3969/j.issn.1007-2780.2010.04.010","fpage":"510","id":"167c8e76-f264-4adc-94d6-f58ec1d6b7d3","issue":"4","journal":{"abbrevTitle":"YJYXS","coverImgSrc":"journal/img/cover/YJYXS.jpg","id":"72","issnPpub":"1007-2780","publisherId":"YJYXS","title":"液晶与显示   "},"keywords":[{"id":"a6f1f9a0-eda6-4526-82e6-08c73539eb3f","keyword":"含氟液晶","originalKeyword":"含氟液晶"},{"id":"55b68c6a-812e-432c-956b-42ce22a3f2cd","keyword":"二苯乙炔","originalKeyword":"二苯乙炔"},{"id":"f8b61fb1-5406-4c4f-982b-479d0960391c","keyword":"Sonogashira反应","originalKeyword":"Sonogashira反应"}],"language":"zh","publisherId":"yjyxs201004010","title":"含氟<span style=\"color:red\">联苯</span>乙炔<span style=\"color:red\">类</span>液晶的合成","volume":"25","year":"2010"},{"abstractinfo":"<span style=\"color:red\">联苯</span>醌类化合物是性能良好的电子传输材料.本文以2,6-二取代苯酚为原料,通过高锰酸钾氧化偶联合成了电子传输材料3,3′,5,5′-四特丁基-4,4′-<span style=\"color:red\">联苯</span>醌和3,3′,5,5′-四甲基-4,4′-<span style=\"color:red\">联苯</span>醌,收率分别达92.93%和89.83%,经HPLC检测纯度99%以上.讨论了反应溶剂、氧化剂用量、反应温度等条件对反应的影响,确定了最佳反应条件.并通过紫外吸收光谱、红外吸收光谱、质谱、高效液相色谱以及元素分析对产物的组成和结构进行了鉴定.","authors":[{"authorName":"侯薇","id":"39819f70-be93-4fa7-b935-26c0f5a565ee","originalAuthorName":"侯薇"},{"authorName":"李祥高","id":"c43682b4-903c-48a3-94f5-3d4d841ef772","originalAuthorName":"李祥高"},{"authorName":"王世荣","id":"c495f575-fdd6-4852-8e46-f0f6a772f50c","originalAuthorName":"王世荣"},{"authorName":"夏丹","id":"09ae0d35-66a0-48f5-9f91-0e30c9d3a7d6","originalAuthorName":"夏丹"}],"doi":"","fpage":"273","id":"e1bc1ff0-68fc-42a3-81ad-9b4624d0b3d0","issue":"2","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"fb3134ab-f330-4ba4-8577-15f4ba3aa72b","keyword":"电子传输材料","originalKeyword":"电子传输材料"},{"id":"7e555966-e590-4b4c-bcd2-af5a09d9d2c2","keyword":"<span style=\"color:red\">联苯</span>醌","originalKeyword":"联苯醌"},{"id":"f4f7ae7a-9201-4cfd-bc20-6a719b43cfbb","keyword":"氧化","originalKeyword":"氧化"},{"id":"d70febc6-19fc-4b09-b315-017f5d56889d","keyword":"组成","originalKeyword":"组成"}],"language":"zh","publisherId":"gncl200502035","title":"<span style=\"color:red\">联苯</span>醌<span style=\"color:red\">类</span>电子传输材料的制备","volume":"36","year":"2005"},{"abstractinfo":"近年来,双苯并咪唑<span style=\"color:red\">类</span>配合物以其多功能性在材料科学、生物制药等领域越来越引起科学工作者的重视,而作为双苯并咪唑<span style=\"color:red\">类</span>配合物的基础—双苯并咪唑<span style=\"color:red\">类</span><span style=\"color:red\">配体</span>的合成与研究已成为化工制药界的热点问题.本文通过概述双苯并咪唑<span style=\"color:red\">类</span><span style=\"color:red\">配体</span>的合成方法和应用前景,并且提出它在具体合成及应用中需要注意的一些问题,为更好地将其应用于化学材料等领域,提供理论基础.","authors":[{"authorName":"姜娈","id":"2b5e0e15-fe58-4871-884f-dafb98c36428","originalAuthorName":"姜娈"}],"doi":"10.3969/j.issn.1671-5381.2011.04.009","fpage":"41","id":"b56afa2f-d5ac-4098-bff0-266eaadd826b","issue":"4","journal":{"abbrevTitle":"HCCLLHYYY","coverImgSrc":"journal/img/cover/HCCLLHYYY.jpg","id":"42","issnPpub":"1671-5381","publisherId":"HCCLLHYYY","title":"合成材料老化与应用"},"keywords":[{"id":"5b8d4e97-d9fb-4ba9-9ccb-188c320965d9","keyword":"双苯并咪唑<span style=\"color:red\">类</span>","originalKeyword":"双苯并咪唑类"},{"id":"faf18546-9fea-493b-9eaf-d93310a6f0f4","keyword":"合成","originalKeyword":"合成"},{"id":"a17d0f59-7543-4e6a-8638-8b8fe6f5badd","keyword":"多聚磷酸","originalKeyword":"多聚磷酸"},{"id":"68954c28-0bb3-467b-b203-66ec69e6a885","keyword":"微波法","originalKeyword":"微波法"}],"language":"zh","publisherId":"hccllhyyy201104009","title":"双苯并咪唑<span style=\"color:red\">类</span><span style=\"color:red\">配体</span>的合成与应用研究","volume":"40","year":"2011"},{"abstractinfo":"生物基小分子来源广、价廉,同时大多具有手性,使其在绿色化学盛行的今天作为良好的非介晶基元广泛应用于液晶材料合成研究领域.<span style=\"color:red\">联苯</span><span style=\"color:red\">类</span>液晶因为其良好的物理化学稳定性、较宽的工作温度范围、适当的低黏度,以及快速响应与低电压驱动等优点,在光电显示材料等领域得到了广泛应用.文中综述了近年来薄荷醇、乳酸、糖醇、氨基酸等生物基小分子在<span style=\"color:red\">联苯</span><span style=\"color:red\">类</span>液晶材料合成中的应用进展,指出多生物手性基团结合,特别是与高分子材料的完美组合,是未来研究的新方向.","authors":[{"authorName":"罗时荷","id":"a627d631-2e54-4e3c-8f2d-bb5070a7c6d4","originalAuthorName":"罗时荷"},{"authorName":"熊金锋","id":"262ba9e7-43c2-4a04-89bc-37ef6f5ad514","originalAuthorName":"熊金锋"},{"authorName":"彭湃","id":"2134f9ad-05bf-484d-b556-e0ff4504e893","originalAuthorName":"彭湃"},{"authorName":"汪朝阳","id":"7cb5dbfd-705f-44fd-9607-c302ea682645","originalAuthorName":"汪朝阳"}],"doi":"","fpage":"173","id":"5630f401-9759-408c-96f0-a469a1df80d9","issue":"5","journal":{"abbrevTitle":"GFZCLKXYGC","coverImgSrc":"journal/img/cover/GFZCLKXYGC.jpg","id":"31","issnPpub":"1000-7555","publisherId":"GFZCLKXYGC","title":"高分子材料科学与工程"},"keywords":[{"id":"ae0faf17-548f-4124-b88f-dfdc20fd0456","keyword":"生物基小分子","originalKeyword":"生物基小分子"},{"id":"a1156f22-612c-46c9-83e9-7a51a1969bd8","keyword":"<span style=\"color:red\">联苯</span>","originalKeyword":"联苯"},{"id":"e267aa5e-d970-4d6d-8a6d-d534b2716521","keyword":"液晶材料","originalKeyword":"液晶材料"},{"id":"cef8ffdd-4f37-43b8-8ab3-4e57f605f675","keyword":"合成","originalKeyword":"合成"}],"language":"zh","publisherId":"gfzclkxygc201305043","title":"生物基小分子在<span style=\"color:red\">联苯</span><span style=\"color:red\">类</span>液晶材料合成中的应用进展","volume":"29","year":"2013"},{"abstractinfo":"对<span style=\"color:red\">联苯</span>乙炔<span style=\"color:red\">类</span>液晶单体的紫外稳定性进行了研究.实验数据显示:经紫外照射200 min后,液晶的阈值电压降低,折射率减小.液晶化合物的UV降解不仅与吸收波长有关,而且还与分子结构有关.本文分析了末端官能基团以及连接基团对此类单体紫外稳定性的影响:<span style=\"color:red\">联苯</span>乙炔与末端基团为NCS官能团连接的化合物的UV稳定性要优于与CN连接的化合物;并且当以1,4-环己基作为连接基团时化合物的UV稳定性要好于酯基(-COO-)作为连接基团和没有连接基团的化合物.","authors":[{"authorName":"王明霞","id":"c852481a-7ac0-4aa4-a752-fa7f49bdcadd","originalAuthorName":"王明霞"},{"authorName":"贵丽红","id":"ccfdf0fa-3a9a-4256-9498-fe3d652ff0d8","originalAuthorName":"贵丽红"},{"authorName":"丰景义","id":"f49b3f20-0800-448e-aaf8-d3f727d34152","originalAuthorName":"丰景义"},{"authorName":"宰亚孟","id":"a4a84ab6-c879-45f0-b232-62e88d3d8403","originalAuthorName":"宰亚孟"},{"authorName":"王永青","id":"bcda11fb-9ac4-440e-a43b-57a27214568f","originalAuthorName":"王永青"},{"authorName":"张冠超","id":"f90ad6ff-9309-42d0-9398-3ba785dc2e73","originalAuthorName":"张冠超"},{"authorName":"李锐","id":"011059a3-1c3a-47d3-ab75-3acdce4be31f","originalAuthorName":"李锐"},{"authorName":"熊会茹","id":"f9a452ed-17b4-4c28-9973-4179a093bffb","originalAuthorName":"熊会茹"}],"doi":"10.3788/YJYXS20153004.0571","fpage":"571","id":"752849da-71fa-4e0d-aa0e-38ef3205fd80","issue":"4","journal":{"abbrevTitle":"YJYXS","coverImgSrc":"journal/img/cover/YJYXS.jpg","id":"72","issnPpub":"1007-2780","publisherId":"YJYXS","title":"液晶与显示   "},"keywords":[{"id":"0a234fe4-9da9-462e-be9e-b9b362c3dd29","keyword":"<span style=\"color:red\">联苯</span>乙炔","originalKeyword":"联苯乙炔"},{"id":"4e920a4e-0112-4136-ad46-a3993cac5917","keyword":"液晶","originalKeyword":"液晶"},{"id":"17242a17-2d7e-42ab-815c-d65bf52145b4","keyword":"紫外稳定性","originalKeyword":"紫外稳定性"}],"language":"zh","publisherId":"yjyxs201504005","title":"<span style=\"color:red\">联苯</span>乙炔<span style=\"color:red\">类</span>液晶单体的紫外稳定性研究","volume":"30","year":"2015"},{"abstractinfo":"8-羟基喹啉<span style=\"color:red\">类</span><span style=\"color:red\">配体</span>及其配合物在分析化学中有着广泛的应用,用作电致发光材料是近年来较热门的研究课题.以8-羟基喹啉为核心,较详细地评述了近10年来8-羟基喹啉<span style=\"color:red\">类</span>有机分析试剂在光度分析中应用的最新进展及研究现状,较全面地概述了8-羟基喹啉<span style=\"color:red\">类</span>发光材料的最新研究进展及在有机电致发光器件中的应用.","authors":[{"authorName":"赵玉玲","id":"bf1f3ae7-dab3-4672-a7f1-239d419f47e2","originalAuthorName":"赵玉玲"},{"authorName":"俞天智","id":"c56a8307-c59a-49a2-9a2c-5c78afb9c68e","originalAuthorName":"俞天智"}],"doi":"","fpage":"21","id":"6052b8f5-d2d6-4ef5-98ef-ebdd29fe33db","issue":"4","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"96805f36-f24e-4224-a33c-245d7c457ae1","keyword":"8-羟基喹啉衍生物","originalKeyword":"8-羟基喹啉衍生物"},{"id":"2e6e7b15-e116-461a-be8e-6f15f1216873","keyword":"<span style=\"color:red\">配体</span>和配合物","originalKeyword":"配体和配合物"},{"id":"463c4abe-842e-4ce5-bb69-5be85d54d656","keyword":"光度分析","originalKeyword":"光度分析"},{"id":"bb277a92-cd84-462a-ab27-9e18fff3c3e1","keyword":"有机电致发光材料","originalKeyword":"有机电致发光材料"}],"language":"zh","publisherId":"cldb200704006","title":"8-羟基喹啉<span style=\"color:red\">类</span><span style=\"color:red\">配体</span>及其配合物应用研究","volume":"21","year":"2007"},{"abstractinfo":"利用差示扫描量热仪(DSC)、显微热分析仪和偏光显微镜(POM)对系列侧向邻二氟取代<span style=\"color:red\">联苯</span><span style=\"color:red\">类</span>液晶的介晶性进行了系统研究.结果表明,所有化合物均具高清亮点(119～171 ℃)及较宽的液晶相温度范围(53～108 ℃).在液晶态可观察到部分单体的近晶A相(SA)和所有单体向列相的典型织构.讨论了末端基团对液晶性的影响,发现末端基团的增长会导致液晶的熔点、清亮点的下降及近晶相温度范围的增加.液晶相区间随端基的变化呈现出交替升降的规律性.","authors":[{"authorName":"胡明刚","id":"0cc47dd8-54fb-4b6a-b458-77fe3984c827","originalAuthorName":"胡明刚"},{"authorName":"安忠维","id":"45487948-7aeb-4fa4-8ef3-cdb1e9afd98e","originalAuthorName":"安忠维"},{"authorName":"李建","id":"2f3d1a94-07a3-4c98-b22b-3b19ddc4378d","originalAuthorName":"李建"}],"doi":"10.3969/j.issn.1007-2780.2007.02.009","fpage":"151","id":"b3781426-d5a1-4338-a53d-52ff3410822a","issue":"2","journal":{"abbrevTitle":"YJYXS","coverImgSrc":"journal/img/cover/YJYXS.jpg","id":"72","issnPpub":"1007-2780","publisherId":"YJYXS","title":"液晶与显示   "},"keywords":[{"id":"754651cb-c286-4c01-91ce-cc28a9b4fbfc","keyword":"液晶","originalKeyword":"液晶"},{"id":"6b53babc-9432-4dcb-ac04-8c4c9e55f81a","keyword":"负介电各向异性","originalKeyword":"负介电各向异性"},{"id":"1eaa33fe-5203-4880-bd02-bd72a5086259","keyword":"介晶性","originalKeyword":"介晶性"},{"id":"29262058-f46d-4701-b946-eec5f36078f1","keyword":"织构","originalKeyword":"织构"},{"id":"80183d86-4ab0-404c-a9ee-5126ccf8e9b0","keyword":"VA-TFT","originalKeyword":"VA-TFT"}],"language":"zh","publisherId":"yjyxs200702009","title":"侧向邻二氟取代<span style=\"color:red\">联苯</span><span style=\"color:red\">类</span>液晶的相变研究","volume":"22","year":"2007"},{"abstractinfo":"以2-氟-4-(反式-4-烷基环己基)苯基硼酸和烷基环己基溴苯为原料,采用Suzuki偶联反应合成了系列侧向单氟取代双烷基环己基<span style=\"color:red\">联苯</span><span style=\"color:red\">类</span>液晶化合物9个,产品纯度均大于99.9%,收率为28.0%～88.9%.采用1H NMR、IR和MS测试技术对其结构进行了确证.通过DSC和偏光显微镜(POM)分析和研究了化合物的相变行为.结果表明,目标化合物均具有很宽的液晶相温度区间.液晶相温度区间最窄的为138 ℃,最宽的为201 ℃.引入侧向氟取代基后近晶相温度范围明显减小或者消失,向列相温度范围增加.","authors":[{"authorName":"李娟利","id":"e4608166-b877-4070-b625-221e1c4719e2","originalAuthorName":"李娟利"},{"authorName":"安忠维","id":"6da4c78f-c764-4ab6-8d3f-3b3cc210de07","originalAuthorName":"安忠维"}],"doi":"10.3969/j.issn.1000-0518.2007.02.018","fpage":"200","id":"e89ce28e-fe1d-40ce-bfee-712b38099ff4","issue":"2","journal":{"abbrevTitle":"YYHX","coverImgSrc":"journal/img/cover/YYHX.jpg","id":"73","issnPpub":"1000-0518","publisherId":"YYHX","title":"应用化学"},"keywords":[{"id":"f3e9af22-7a3f-441d-8c77-c9469a867986","keyword":"Suzuki偶联反应","originalKeyword":"Suzuki偶联反应"},{"id":"84c512d4-0dd0-49cc-a8fb-610cf4b22bb5","keyword":"合成","originalKeyword":"合成"},{"id":"00c307ed-22b9-41d3-b96f-0eb986e9ee0e","keyword":"液晶","originalKeyword":"液晶"},{"id":"1bb74a13-4cc1-477a-bf1c-c30e058f18d4","keyword":"相变行为","originalKeyword":"相变行为"}],"language":"zh","publisherId":"yyhx200702018","title":"侧向单氟取代双烷基环己基<span style=\"color:red\">联苯</span><span style=\"color:red\">类</span>液晶的合成及其相行为","volume":"24","year":"2007"},{"abstractinfo":"以4-(反-4′-正烷基环己基)环己酮和溴苯为起始原料经格氏反应、脱水、催化氢化、构象转化、溴代,合成了4-[反-4′-(反-4\"-正烷基环己基)-环己基]溴苯(5).在二苯基膦乙酸钯催化下由化合物5与含氟苯硼酸偶联,合成了6个<span style=\"color:red\">联苯</span><span style=\"color:red\">类</span>含氟液晶化合物.以4-(反-4′-正烷基环己基)环己酮计,纯化处理后的总收率约50%.采用了DMF、叔丁醇钾体系,实现了环己烷顺、反异构体构型转换,使得反式-4-(反式-4′-正烷基环己基)-环己基苯(4)的收率达到82%,并对环己烷构型转换可能的机理进行了探讨.目标化合物经GC-MS、1H NMR测试技术表征,证明得到了预期的结果.DSC分析表明,该类液晶化合物有很高的清亮点和较宽的介晶相变温度.","authors":[{"authorName":"夏永涛","id":"34e14201-8cec-48cb-96e4-bb0f65305f58","originalAuthorName":"夏永涛"},{"authorName":"何仁","id":"b34f9259-83d1-4ae4-9ef6-1157ad35b19b","originalAuthorName":"何仁"},{"authorName":"王继华","id":"399273df-cc1d-4faf-aad7-784df2aea30f","originalAuthorName":"王继华"},{"authorName":"宋有永","id":"2fdccb3c-2aeb-4b2b-9952-e6aad87f5a0d","originalAuthorName":"宋有永"},{"authorName":"周银波","id":"febd203d-c418-4ac0-be76-f55e6e331107","originalAuthorName":"周银波"},{"authorName":"崔明","id":"e3b64963-338c-4555-8675-33b10a89a614","originalAuthorName":"崔明"}],"doi":"10.3969/j.issn.1000-0518.2007.05.001","fpage":"489","id":"33f44c5e-e674-4eea-908e-58f816d46609","issue":"5","journal":{"abbrevTitle":"YYHX","coverImgSrc":"journal/img/cover/YYHX.jpg","id":"73","issnPpub":"1000-0518","publisherId":"YYHX","title":"应用化学"},"keywords":[{"id":"76e79be5-bd1d-45ea-be25-315247c9e8ab","keyword":"液晶化合物","originalKeyword":"液晶化合物"},{"id":"e25b7d67-81b0-4e0f-9089-a93939ea958f","keyword":"Suzuki偶联反应","originalKeyword":"Suzuki偶联反应"},{"id":"a0ade648-b07b-4032-81fc-67e5eff5a73e","keyword":"二苯基膦乙酸钯","originalKeyword":"二苯基膦乙酸钯"},{"id":"f3ca2e0e-c023-4276-b6d0-01709c81ba84","keyword":"配位催化","originalKeyword":"配位催化"}],"language":"zh","publisherId":"yyhx200705001","title":"二苯基膦乙酸钯催化Suzuki偶联反应合成<span style=\"color:red\">联苯</span><span style=\"color:red\">类</span>含氟液晶","volume":"24","year":"2007"}],"totalpage":665,"totalrecord":6645}