{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"本文研究了胶州湾滩涂养殖区沉积物中脂肪烃组成特征、特征参数及其来源解析.采集了9个站位的养殖区表层沉积物样品,经正己烷/二氯甲烷(体积比,1∶1)混合溶剂超声提取,旋转蒸发、净化浓缩后进行GC?MS检测分析.结果表明,各站位沉积物正构烷烃峰型十分相似,呈双峰态分布,显示了陆源与海源双重贡献特征.前峰型为主、陆/水生类脂物比值TAR均值为0.60、C31/C19均值为0.63,同时表明海相来源贡献大于陆相来源.奇偶优势指数OEP、Pr/Ph比值较低,均值分别为1.67、0.70,与C30βα莫烷/C30αβ藿烷、Ts/Tm、C29甾烷αββ/(αββ+ααα)一致,表明研究区沉积物有机质成熟度较高.结合碳优势指数 CPI、短链/长链比 L/H、∑n?Alk/C16、C29甾烷20S/(20S+20R)、C31藿烷22S/(22S+22R)、C32藿烷22S/(22S+22R)多个特征参数综合分析,证实了滩涂养殖区内存在石油及其衍生品的污染.较高的Ts/Tm值反映了研究区为强还原沉积环境,与Pr/Ph指示的沉积环境一致.","authors":[{"authorName":"杨雪娜","id":"b092f0ad-b76c-4b9c-9c68-e909ab95cab9","originalAuthorName":"杨雪娜"},{"authorName":"马启敏","id":"3893cec5-88c6-4115-8d0c-f635f32fc465","originalAuthorName":"马启敏"},{"authorName":"刘新军","id":"760047ae-61f6-456b-bf80-21ebfd181571","originalAuthorName":"刘新军"}],"doi":"10.7524/j.issn.0254-6108.2015.05.2014101301","fpage":"932","id":"9f4bdd85-6a40-4f63-8169-e0946dc5ab9b","issue":"5","journal":{"abbrevTitle":"HJHX","coverImgSrc":"journal/img/cover/HJHX.jpg","id":"43","issnPpub":"0254-6108","publisherId":"HJHX","title":"环境化学 "},"keywords":[{"id":"bd881ceb-d9bb-4f26-9378-c2026f18352f","keyword":"胶州湾","originalKeyword":"胶州湾"},{"id":"73a98886-9ab0-407c-943e-35fdcd18d091","keyword":"滩涂养殖区","originalKeyword":"滩涂养殖区"},{"id":"42a263bf-0617-4982-9d9a-20d32121c3b8","keyword":"正构烷烃","originalKeyword":"正构烷烃"},{"id":"fd15af23-2d74-42d8-a9df-fd0229447491","keyword":"甾萜类化合物","originalKeyword":"甾萜类化合物"},{"id":"b3e9196b-a2b9-460b-a9af-c18e20238b7e","keyword":"特征参数","originalKeyword":"特征参数"},{"id":"c9441323-92a4-4e54-89d9-9284d7942fb6","keyword":"来源解析","originalKeyword":"来源解析"}],"language":"zh","publisherId":"hjhx201505016","title":"胶州湾滩涂养殖区沉积物脂肪烃的特征参数?","volume":"","year":"2015"},{"abstractinfo":"应用气相色谱-串联质谱联用技术(GC-MS/MS)和溶剂辅助蒸馏技术(SAFE)对4种酿酒葡萄中的游离态萜烯类化合物进行了研究.采用恒温振荡法浸提葡萄中的成分,溶剂辅助蒸馏法除去不挥发性成分,提取液经氮吹浓缩后进行GC-MS/MS分析.实验中优化了SAFE条件(循环水浴温度、样品流量).通过NIST05a谱库检索、标准品的保留指数(RI值)对比及参考文献的RI值对比分析,在4种葡萄中共鉴定出30种萜烯类化合物,其中包括10种单萜烯类化合物、18种倍半萜烯类化合物、1种二萜烯类化合物以及1种三萜烯类化合物.在蛇龙珠葡萄中检出了28种萜烯类化合物,在梅鹿辄、赤霞珠和品丽珠葡萄中分别检出了16,17和16种萜烯类化合物.在蛇龙珠葡萄中检出了17种倍半萜烯类化合物,远多于其他3种酿酒葡萄.通过半定量分析,发现在赤霞珠葡萄中单萜烯类化合物含量较高,在蛇龙珠葡萄中倍半萜烯化合物含量较高.实验结果表明,该方法适用于酿酒葡萄中游离态萜烯类成分的定性和定量分析.","authors":[{"authorName":"姜文广","id":"42f6074b-6633-4426-9144-f4769e99cbd1","originalAuthorName":"姜文广"},{"authorName":"范文来","id":"0b342ab0-962b-4522-a631-8547ebefc1c4","originalAuthorName":"范文来"},{"authorName":"徐岩","id":"5e2fc37d-a12a-483a-8c7f-241708f883bd","originalAuthorName":"徐岩"},{"authorName":"赵光鳌","id":"fada0089-8d91-4b94-88f1-2ffda8290684","originalAuthorName":"赵光鳌"},{"authorName":"李记明","id":"a412b967-0fb9-4094-8134-674332e04599","originalAuthorName":"李记明"},{"authorName":"于英","id":"ceecf90c-eb9d-4bbe-a546-4826204ad69e","originalAuthorName":"于英"}],"doi":"10.3321/j.issn:1000-8713.2007.06.020","fpage":"881","id":"09c108a1-ebb0-41ce-b66e-8f82a13494ee","issue":"6","journal":{"abbrevTitle":"SP","coverImgSrc":"journal/img/cover/SP.jpg","id":"58","issnPpub":"1000-8713","publisherId":"SP","title":"色谱 "},"keywords":[{"id":"c081095c-7f49-4f74-84ff-3e9ad84465cf","keyword":"气相色谱-串联质谱","originalKeyword":"气相色谱-串联质谱"},{"id":"828fb349-b8b9-4628-9cee-339debc970a1","keyword":"溶剂辅助蒸馏","originalKeyword":"溶剂辅助蒸馏"},{"id":"ba5e6361-4c6f-482f-aad8-c6e0a85a9b8e","keyword":"游离态萜烯类化合物","originalKeyword":"游离态萜烯类化合物"},{"id":"fdcbec5e-3cff-43bf-9dff-484ff0fa3cdb","keyword":"酿酒葡萄","originalKeyword":"酿酒葡萄"}],"language":"zh","publisherId":"sp200706020","title":"溶剂辅助蒸馏-气相色谱-串联质谱法分析酿酒葡萄中的游离态萜烯类化合物","volume":"25","year":"2007"},{"abstractinfo":"为定量结构/活性相关性研究提取了量子化学参数,拓扑指数Am,分子连接性指数mXt及疏水性常数,同时应用正交变换和最佳变量子集算法(Leaps-and-Bonds)进行了变量压缩和选择,进而实施了多元回归分析,并由此结果进行了HEPT类化合物(1-[(2-hydroxyethoxy)methyl]-6-(phenylthio)-thyminederivatives)的结构/活性关系的理论解释.进行了人工神经网络法对于该类化合物的活性预测,其结果明显好于多元回归法.","authors":[{"authorName":"章文军","id":"305654ed-deed-4cda-99ea-cf53b3e20012","originalAuthorName":"章文军"},{"authorName":"许禄","id":"b8a0d876-06be-4461-a3e4-e2a91faeb7d0","originalAuthorName":"许禄"}],"doi":"10.3969/j.issn.1000-0518.2001.09.010","fpage":"717","id":"d5654ed1-c9bb-4552-9e29-6b70c71038d1","issue":"9","journal":{"abbrevTitle":"YYHX","coverImgSrc":"journal/img/cover/YYHX.jpg","id":"73","issnPpub":"1000-0518","publisherId":"YYHX","title":"应用化学"},"keywords":[{"id":"45e60b9b-bf5d-48da-8061-4579f7ef262c","keyword":"定量构效关系","originalKeyword":"定量构效关系"},{"id":"07345258-6890-4c31-9f02-78c9fc6dd738","keyword":"HEPT类化合物","originalKeyword":"HEPT类化合物"},{"id":"715397d2-145a-449b-b8cd-7fa9033309fc","keyword":"多元回归","originalKeyword":"多元回归"},{"id":"99b9a027-cba9-4b21-b5bf-200a2bc4fedf","keyword":"神经网络","originalKeyword":"神经网络"}],"language":"zh","publisherId":"yyhx200109010","title":"HEPT类化合物的QSAR研究","volume":"18","year":"2001"},{"abstractinfo":"黄酮羧酸类化合物是一类具有广泛的潜在生物活性与强的药理作用的黄酮类化合物,有良好的发展前景.文章概述了近年来黄酮羧酸类化合物的结构与功效关系、合成方法的研究进展,并对其稀土配合物的发展前景进行了展望,为今后黄酮羧酸类化合物及其稀土配合物的深入研究提供理论支持.","authors":[{"authorName":"温辉梁","id":"8617ebf2-9305-4966-a2d3-9e24c543e496","originalAuthorName":"温辉梁"},{"authorName":"杜秀丽","id":"7e0a5a17-025d-44d9-a561-b3fdd8376b84","originalAuthorName":"杜秀丽"},{"authorName":"刘崇波","id":"4a690429-65c8-45bc-bf36-f0911b0345f2","originalAuthorName":"刘崇波"}],"doi":"10.3969/j.issn.1004-0277.2009.01.017","fpage":"69","id":"1b8452a2-7114-4a5a-93d4-b67e2b2cc93a","issue":"1","journal":{"abbrevTitle":"XT","coverImgSrc":"journal/img/cover/XT.jpg","id":"65","issnPpub":"1004-0277","publisherId":"XT","title":"稀土"},"keywords":[{"id":"9a9db4b9-7f82-4e01-9660-c35cbb5ba301","keyword":"黄酮羧酸类化合物","originalKeyword":"黄酮羧酸类化合物"},{"id":"db6b7bf2-f85c-4b7a-93d6-493b28095adf","keyword":"稀土配合物","originalKeyword":"稀土配合物"},{"id":"cc269148-8daa-4566-afe4-c05783949f9b","keyword":"构效关系","originalKeyword":"构效关系"},{"id":"502ab35c-1c8a-495e-9139-de89a202dfc6","keyword":"生物活性","originalKeyword":"生物活性"},{"id":"fe9c79e6-25c8-46fd-8c46-4295a911984d","keyword":"合成","originalKeyword":"合成"}],"language":"zh","publisherId":"xitu200901017","title":"黄酮羧酸类化合物及其稀土配合物的研究进展","volume":"30","year":"2009"},{"abstractinfo":"以糖类化合物为研究对象,系统评价了其在亲水模式下的色谱保留行为.分别考察了流动相、固定相和缓冲盐等对糖类化合物保留的影响,建立了糖类化合物在亲水模式下的保留方程.结果表明,糖类化合物随着流动相中乙腈比例的降低,保留时间减小;随着缓冲盐浓度的增加,保留时间增加;同时,糖类化合物的保留行为还会受到有机溶剂种类和固定相类型的影响;其保留行为可使用顶替吸附-液相相互作用模型定量描述.将该模型进一步用于实际样品中糖类化合物保留行为的预测,获得了较好的实验结果,预测保留时间与实测保留时间的相对误差小于0.3%.对糖类化合物亲水模式下的保留行为进行了系统的评价和定量描述,该研究结果将有助于糖类化合物亲水作用色谱分离方法的发展.","authors":[{"authorName":"傅青","id":"425ea69b-f02f-4e64-a60c-ce18a76cc33d","originalAuthorName":"傅青"},{"authorName":"王军","id":"1d784135-7058-4676-aaaf-897ccff0d72b","originalAuthorName":"王军"},{"authorName":"梁图","id":"61bf41a4-724f-4ed0-8c23-5ba8268533a1","originalAuthorName":"梁图"},{"authorName":"徐晓勇","id":"459a7b8b-f7fc-4905-918a-096dac4b58e8","originalAuthorName":"徐晓勇"},{"authorName":"金郁","id":"ad2ccfcb-b05c-40d1-8ebf-1b1c0991617b","originalAuthorName":"金郁"}],"doi":"10.3724/SP.J.1123.2013.06032","fpage":"1051","id":"da4cf9b8-5cd7-4a72-b3b5-5238d0a0d2d0","issue":"11","journal":{"abbrevTitle":"SP","coverImgSrc":"journal/img/cover/SP.jpg","id":"58","issnPpub":"1000-8713","publisherId":"SP","title":"色谱 "},"keywords":[{"id":"0baede43-f064-4ef6-984c-dbc54683af6f","keyword":"亲水作用色谱","originalKeyword":"亲水作用色谱"},{"id":"82236321-a1c0-4381-9d2e-eb98cae5041a","keyword":"保留行为","originalKeyword":"保留行为"},{"id":"7c574d11-6f01-45fc-9bde-633f897ec9f5","keyword":"保留方程","originalKeyword":"保留方程"},{"id":"d82640fa-6ed3-435f-b331-2f23476fac16","keyword":"糖类化合物","originalKeyword":"糖类化合物"}],"language":"zh","publisherId":"sp201311004","title":"糖类化合物亲水作用色谱保留行为评价","volume":"31","year":"2013"},{"abstractinfo":"采用亲水电色谱对强极性吡啶类化合物进行了分离.以亲水性的强阳离子交换填料作固定相,乙腈-磷酸-三乙胺缓冲液作流动相,考察了流动相中有机改性剂含量、离子强度及流动相pH对吡啶类化合物保留行为的影响.结果表明,在亲水电色谱模式下,流动相中有机改性剂含量对吡啶类化合物保留有较大影响,随着流动相中乙腈含量的增加,吡啶类化合物的保留迅速增强;较高pH值有利于吡啶类化合物的峰形改善.实验证明,亲水电色谱是一种适用于极性化合物分离的新型微分离方法.","authors":[{"authorName":"付红靖","id":"b6e52986-a8ca-4090-a6e4-959f9afb66ac","originalAuthorName":"付红靖"},{"authorName":"靳文海","id":"2d83ed04-ba04-4f78-bd00-b43b4dd80769","originalAuthorName":"靳文海"},{"authorName":"肖华","id":"3472622d-998a-433d-9f85-6bf87ce76cb7","originalAuthorName":"肖华"},{"authorName":"黄海伟","id":"333b871d-e562-4619-9a1f-4225e6ffc44e","originalAuthorName":"黄海伟"},{"authorName":"邹汉法","id":"62fa41c3-8699-44f5-838b-b5e361d4e598","originalAuthorName":"邹汉法"}],"doi":"10.3321/j.issn:1000-8713.2003.05.021","fpage":"516","id":"cde9b504-c023-4b02-ad75-0c4c9b35700b","issue":"5","journal":{"abbrevTitle":"SP","coverImgSrc":"journal/img/cover/SP.jpg","id":"58","issnPpub":"1000-8713","publisherId":"SP","title":"色谱 "},"keywords":[{"id":"bd5dce08-7473-422c-aeeb-de127f4fbd05","keyword":"毛细管电色谱","originalKeyword":"毛细管电色谱"},{"id":"e5d7e65a-d876-498d-ab1c-3392835b84f6","keyword":"亲水作用","originalKeyword":"亲水作用"},{"id":"192e25ce-19e4-4a2a-b73a-23645da85064","keyword":"吡啶类化合物","originalKeyword":"吡啶类化合物"}],"language":"zh","publisherId":"sp200305021","title":"亲水作用电色谱用于吡啶类化合物的分离","volume":"21","year":"2003"},{"abstractinfo":"取代苯氧基丙胺类化合物是合成成色剂的重要中间体,在成色剂领域中的应用十分广泛.介绍了使用取代苯酚为原料,经过Michael加成反应和还原反应合成取代苯氧基丙胺类化合物的方法,并对上述方法进行了改进,得到高纯度、高收率、低成本的目的产物.","authors":[{"authorName":"赵宏","id":"c129c4e2-b857-4dc3-96a3-b559447ba6c1","originalAuthorName":"赵宏"},{"authorName":"于滨","id":"ee8ebb4f-85d7-4262-8102-6a80df55d744","originalAuthorName":"于滨"},{"authorName":"秦学孔","id":"83528736-a07c-4565-9b3f-d50cf4a8d350","originalAuthorName":"秦学孔"},{"authorName":"王安钢","id":"352a4e21-34d0-4203-acd6-5ab04dfdcbe8","originalAuthorName":"王安钢"},{"authorName":"宋树忠","id":"c997cded-98f5-423f-a4bd-2a098de3bfc0","originalAuthorName":"宋树忠"}],"doi":"10.3969/j.issn.1007-2780.2003.02.013","fpage":"134","id":"0d70e407-bca6-41b6-a965-936bee8752ca","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":"fe35a3f0-062a-4d12-b6a1-d30ad859414b","keyword":"取代苯氧基丙胺类化合物","originalKeyword":"取代苯氧基丙胺类化合物"},{"id":"599411db-9fa9-4d8c-bd68-c707ff43dfcb","keyword":"合成","originalKeyword":"合成"},{"id":"69d6bca5-0a9c-4006-ae3d-08bb6bbcdd32","keyword":"纯度","originalKeyword":"纯度"}],"language":"zh","publisherId":"yjyxs200302013","title":"取代苯氧基丙胺类化合物的合成","volume":"18","year":"2003"},{"abstractinfo":"氨基二硫代甲酸酯类化合物由于其独特的分子结构,使其具有明显的抗肿瘤、抗菌、抗氧化以及杀虫等多种生物活性,已经成为近年来药物化学领域研究的重点.本文评述了近年来文献报道的氨基二硫代甲酸酯类化合物以及它们的主要生物活性,并对其今后的发展方向、应用前景做出展望.","authors":[{"authorName":"王晓娟","id":"adb737f0-50a6-430e-a723-3b5ac2d85452","originalAuthorName":"王晓娟"},{"authorName":"李高伟","id":"c6c20b9a-1eb2-4e8e-9e57-43a434e2a5c4","originalAuthorName":"李高伟"},{"authorName":"孟团结","id":"955c5a62-8340-4c39-9ba3-d0b957544331","originalAuthorName":"孟团结"},{"authorName":"刘澜涛","id":"7e22020f-7416-451e-a399-414c9c7003c8","originalAuthorName":"刘澜涛"},{"authorName":"赵文献","id":"245c135f-7463-40db-a08f-a456a15b5ad4","originalAuthorName":"赵文献"}],"doi":"10.11944/j.issn.1000-0518.2015.02.140187","fpage":"123","id":"0463f8f8-2240-4a50-90a3-ca9c0e82751c","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":"eb08f2c2-67d1-4b5a-a0b3-5b12f16ac7dc","keyword":"氨基二硫代甲酸酯","originalKeyword":"氨基二硫代甲酸酯"},{"id":"cb44646b-84ff-4b29-8f93-a993325ab1cd","keyword":"生物活性","originalKeyword":"生物活性"}],"language":"zh","publisherId":"yyhx201502001","title":"氨基二硫代甲酸酯类化合物生物活性研究进展","volume":"32","year":"2015"},{"abstractinfo":"糖类化合物作为手性膜分离材料近年引起人们广泛关注.简要介绍了纤维素类、直链淀粉类、海藻酸类、壳聚糖类和环糊精类5种糖类化合物的结构特性,且就其在手性膜分离中的应用进行了全面的综述,重点介绍了各种糖类化合物手性膜的制备及应用,并对其发展前景进行了展望.","authors":[{"authorName":"李国祥","id":"d1b670b5-a261-4e32-96d3-34b143482895","originalAuthorName":"李国祥"},{"authorName":"艾萍","id":"360bdcbe-8c8c-4fb6-bbf5-5833daefc2d0","originalAuthorName":"艾萍"},{"authorName":"周玲玲","id":"a0dfb365-e7f6-4906-96c4-a1caabfe33d3","originalAuthorName":"周玲玲"},{"authorName":"谢生明","id":"20d98ed9-0370-46c1-a97b-eb55458157bc","originalAuthorName":"谢生明"},{"authorName":"袁黎明","id":"817976ae-89a6-41c5-92e4-0e3f70d9d59b","originalAuthorName":"袁黎明"}],"doi":"10.3969/j.issn.1007-8924.2008.04.010","fpage":"47","id":"1de712bb-ed47-4af8-91fd-40b4c6d9b6c5","issue":"4","journal":{"abbrevTitle":"MKXYJS","coverImgSrc":"journal/img/cover/MKXYJS.jpg","id":"54","issnPpub":"1007-8924","publisherId":"MKXYJS","title":"膜科学与技术 "},"keywords":[{"id":"6fed5044-0438-440f-a078-d3b0b31be67e","keyword":"糖类化合物","originalKeyword":"糖类化合物"},{"id":"08efd57a-c908-48b8-8563-c92f154a6c09","keyword":"手性膜","originalKeyword":"手性膜"},{"id":"f613346a-4fd3-4b35-a9d6-e89a1a7b7815","keyword":"手性分离","originalKeyword":"手性分离"}],"language":"zh","publisherId":"mkxyjs200804010","title":"糖类化合物在手性膜分离中的应用","volume":"28","year":"2008"},{"abstractinfo":"苯并噁唑类化合物在医药、化工、有机合成等方面应用广泛,其合成具有重要意义.以邻氨基苯酚与苯甲醛类化合物为原料,物质量的比为1∶1,用绿色试剂甘油做溶剂,微波加热促进合成苯并噁唑类化合物.聚焦微波功率为20 W,反应温度110℃.在此条件下,以80%~91%的产率得到相应的目标产物.该方法具有溶剂无污染、反应条件温和、操作简便、产率较高、反应底物易得,反应快速简便等优点,为现有方法提供了有益和重要的补充.","authors":[{"authorName":"雷蛟","id":"ce212a8e-a074-4a31-99ec-c14ec0d65d31","originalAuthorName":"雷蛟"},{"authorName":"罗丽","id":"6998b169-1e2b-4877-b05d-22c7e7f4095c","originalAuthorName":"罗丽"},{"authorName":"付维维","id":"406f7749-1ff7-40c0-b038-c6fc363ca2a7","originalAuthorName":"付维维"},{"authorName":"周文俊","id":"3e651e16-e23d-4e68-ae1c-92a0921c8563","originalAuthorName":"周文俊"}],"doi":"10.11944/j.issn.1000-0518.2017.03.160243","fpage":"324","id":"7faa8793-c5d9-48aa-9dca-3c57d6ffb02e","issue":"3","journal":{"abbrevTitle":"YYHX","coverImgSrc":"journal/img/cover/YYHX.jpg","id":"73","issnPpub":"1000-0518","publisherId":"YYHX","title":"应用化学"},"keywords":[{"id":"900cd913-6909-4cd9-8b05-05206c3c31b8","keyword":"苯并噁唑","originalKeyword":"苯并噁唑"},{"id":"08e71ba0-5ed9-450b-b093-20c808b224eb","keyword":"甘油","originalKeyword":"甘油"},{"id":"a282bf8d-b5f7-45f8-8e6a-afe33a5a7865","keyword":"邻氨基苯酚","originalKeyword":"邻氨基苯酚"},{"id":"7f046952-e178-445b-bae6-df224b1e1604","keyword":"芳香醛","originalKeyword":"芳香醛"}],"language":"zh","publisherId":"yyhx201703010","title":"甘油作溶剂、微波促进苯并噁唑类化合物的合成","volume":"34","year":"2017"}],"totalpage":3957,"totalrecord":39564}