{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"在硒催化下,苯胺和硫醇在一氧化碳和氧气作用下发生氧化羰基化反应直接生成相应的硫代氨基甲酸酯,收率从中等到良好. 反应在室温无溶剂条件下进行. 催化剂硒能方便地回收且能循环使用.","authors":[{"authorName":"张晓鹏","id":"3091bd1b-67f1-4d53-9c61-09b07d8ddd2d","originalAuthorName":"张晓鹏"},{"authorName":"陆世维","id":"0155ba5d-45bc-4db7-854d-98ef7014771e","originalAuthorName":"陆世维"}],"doi":"","fpage":"453","id":"308c3299-5b52-4b8c-952c-5345df7084ff","issue":"6","journal":{"abbrevTitle":"CHXB","coverImgSrc":"journal/img/cover/CHXB.jpg","id":"18","issnPpub":"0253-9837","publisherId":"CHXB","title":"催化学报 "},"keywords":[{"id":"a6db0870-18e3-49cc-ab82-7ce2b58f2554","keyword":"硒","originalKeyword":"硒"},{"id":"c5482ae2-28f9-41fd-84a3-68d0d903cb0b","keyword":"一氧化碳","originalKeyword":"一氧化碳"},{"id":"3f0013d8-10b5-425d-b040-bcad72868f65","keyword":"苯胺","originalKeyword":"苯胺"},{"id":"0df28dd2-fc66-4d14-a03d-c40a9f6b9b83","keyword":"硫醇","originalKeyword":"硫醇"},{"id":"a8fd1832-50b3-4ab3-b2f3-53615cc69329","keyword":"羰基化","originalKeyword":"羰基化"},{"id":"f7fad45e-a882-4456-b192-02c024523be3","keyword":"硫代氨基甲酸酯","originalKeyword":"硫代氨基甲酸酯"}],"language":"zh","publisherId":"cuihuaxb200506006","title":"一种新颖而简易的硒催化合成硫代氨基甲酸酯的方法","volume":"26","year":"2005"},{"abstractinfo":"合成了直链淀粉-三(3,5-二甲基苯基氨基甲酸酯)手性固定相.用该固定相对6种单硫代甘油醚和4 种双硫代甘油醚进行了手性拆分.单硫代甘油醚对映异构体得到了较好的分离, 而双硫代甘油醚完全不能拆分.提出了样品与固定相的作用模式.","authors":[{"authorName":"于兆文","id":"bb596b37-3a75-4517-a48e-c4f7b0f31ffe","originalAuthorName":"于兆文"},{"authorName":"刘霞","id":"d6866a96-9b11-4d7d-8dbd-d1dde7be9ae4","originalAuthorName":"刘霞"},{"authorName":"蒋生祥","id":"82ca506e-1d5f-481b-8097-1afc80b2a460","originalAuthorName":"蒋生祥"},{"authorName":"陈立仁","id":"53f3d204-c15c-4944-bc5b-cef8fc6575f6","originalAuthorName":"陈立仁"}],"doi":"10.3321/j.issn:1000-8713.2000.01.011","fpage":"39","id":"6400b1a0-8d67-4b85-bbc6-255070be8482","issue":"1","journal":{"abbrevTitle":"SP","coverImgSrc":"journal/img/cover/SP.jpg","id":"58","issnPpub":"1000-8713","publisherId":"SP","title":"色谱 "},"keywords":[{"id":"2659cc22-c033-4161-9060-3bf441492573","keyword":"高效液相色谱法","originalKeyword":"高效液相色谱法"},{"id":"cb3664bf-fa01-45cf-a1fd-c81712900fa8","keyword":"手性固定相","originalKeyword":"手性固定相"},{"id":"bf2451ea-6b49-4bb4-8849-74e37de9a025","keyword":"对映体分离","originalKeyword":"对映体分离"}],"language":"zh","publisherId":"sp200001011","title":"单硫代和双硫代甘油醚在直链淀粉-三(3,5-二甲基苯基氨基甲酸酯)固定相上的手性拆分","volume":"18","year":"2000"},{"abstractinfo":"乙氧羰基硫代氨基甲酸酯(EECTC)最高占据分子轨道(HOMO)主要由硫代羰基中硫原子的px和py轨道组成;最低未占据分子轨道(LUMO)由官能团-O-C(=O)-N-C(=S)-O-中各原子的pz轨道组成,为共轭π键,具有接受和分散电子对的能力.Cu+离子的电子结构为t6e4,具有反馈d电子对的能力.因此,当EECTC与Cu+离子反应时,EECTC可向Cu+离子提供其硫代羰基中硫原子的电子对,形成σ键,而得到电子的Cu+离子也可向EECTC的LUMO提供d轨道电子,形成反馈π键.EECTC及其与Cu+离子的反应产物Cu(EECTC')在HF/3-21G(D)和B3PW91/6-31G(D)水平的量子化学计算和FTIR光谱数据结果表明,EECTC通过其C=S硫原子和C=O氧原子与Cu+离子结合,生成六员环螯合物,同时N-H键断裂,释放出H+离子.","authors":[{"authorName":"刘广义","id":"0775d1dc-bb26-4397-9ee7-7fcebac76e7d","originalAuthorName":"刘广义"},{"authorName":"钟宏","id":"e3b0bbb8-ff13-4a07-aa52-bcf137ebf402","originalAuthorName":"钟宏"},{"authorName":"戴塔根","id":"6ee4e413-f94f-403e-9d50-6dd2b8a5a06e","originalAuthorName":"戴塔根"}],"doi":"","fpage":"1636","id":"6073aa17-c5ad-4900-b57f-3c15c72ff596","issue":"10","journal":{"abbrevTitle":"ZGYSJSXB","coverImgSrc":"journal/img/cover/ZGYSJSXB.jpg","id":"88","issnPpub":"1004-0609","publisherId":"ZGYSJSXB","title":"中国有色金属学报"},"keywords":[{"id":"c880cdcb-0c86-4a25-b36a-8dd878e1a76a","keyword":"乙氧羰基硫代氨基甲酸酯","originalKeyword":"乙氧羰基硫代氨基甲酸酯"},{"id":"9a982c5c-5229-48fe-8e46-ae765d7756b9","keyword":"Cu+离子","originalKeyword":"Cu+离子"},{"id":"4732b902-6941-4e3c-88b4-1ddb8edebedc","keyword":"量子化学计算","originalKeyword":"量子化学计算"}],"language":"zh","publisherId":"zgysjsxb200510027","title":"乙氧羰基硫代氨基甲酸酯与Cu+离子作用的量子化学计算和FTIR光谱","volume":"15","year":"2005"},{"abstractinfo":"制备并表征了纤维素-三(苯基氨基甲酸酯)涂敷氧化锆手性固定相,并用该固定相直接拆分了3种硒代缩水甘油醚.考察了固定相涂敷量、流动相组成等对手性拆分的影响.讨论了硒代缩水甘油醚分子结构与保留因子、选择性因子和分离因子的关系.结果表明,固定相的羰基和氨基是手性分离的主要部位,固定相的手性空穴是对映体分离产生立体差异的关键,对映体手性碳上连接的基团的立体效应是影响拆分的主要因素.实验结果表明:纤维素-三(苯基氨基甲酸酯)是性能稳定、有很好的手性拆分能力的固定相.","authors":[{"authorName":"敦惠娟","id":"7f0a1b9f-590f-4aa1-8d04-f8a7187622f2","originalAuthorName":"敦惠娟"},{"authorName":"刘淑娟","id":"819f1411-6ae5-4ccd-bde4-56ddacb22290","originalAuthorName":"刘淑娟"},{"authorName":"李永民","id":"a0273f1a-325f-4592-a59f-8c0a884d041b","originalAuthorName":"李永民"},{"authorName":"魏永巨","id":"a3028912-7d8f-4c6c-820d-e1f952f2e296","originalAuthorName":"魏永巨"},{"authorName":"陈立仁","id":"e0a57a4e-0adb-4a23-aa45-eb0ad80e26a3","originalAuthorName":"陈立仁"}],"doi":"10.3321/j.issn:1000-8713.2003.05.004","fpage":"456","id":"a69d4005-ced9-4be4-a194-e017378d67a9","issue":"5","journal":{"abbrevTitle":"SP","coverImgSrc":"journal/img/cover/SP.jpg","id":"58","issnPpub":"1000-8713","publisherId":"SP","title":"色谱 "},"keywords":[{"id":"cd707402-0c67-47f1-b902-96d71fd2e6f8","keyword":"氧化锆","originalKeyword":"氧化锆"},{"id":"a23ad2e2-0ab1-46f2-b2d5-96f03f6eeda9","keyword":"纤维素-三(苯基氨基甲酸酯)","originalKeyword":"纤维素-三(苯基氨基甲酸酯)"},{"id":"d2976dfc-a097-49fd-9a93-7cd8d741e3ec","keyword":"硒代缩水甘油醚","originalKeyword":"硒代缩水甘油醚"},{"id":"c315783f-203a-4667-912d-22d5cc72d1e2","keyword":"对映体分离","originalKeyword":"对映体分离"},{"id":"3eafccda-48e8-4569-aa75-690c5483ba28","keyword":"高效液相色谱","originalKeyword":"高效液相色谱"}],"language":"zh","publisherId":"sp200305004","title":"纤维素-三(苯基氨基甲酸酯)涂敷氧化锆固定相的制备及硒代缩水甘油醚的拆分","volume":"21","year":"2003"},{"abstractinfo":"以废弃的棉短绒及尿素为原料,二甲苯为溶剂合成了纤维素氨基甲酸酯.考察了各种影响因素,得到优化条件为:废弃的棉短绒经脱脂漂白后在质量分数为20%的氢氧化钠溶液中预处理6 h~8 h,尿素与精制的棉短绒质量比为(3~4)∶1,反应温度为137 ℃,反应时间为4 h.元素分析测得产品氮的质量分数约为9%.","authors":[{"authorName":"哈丽丹·买买提","id":"a8662f60-f6b4-42ff-9507-955e01da1b01","originalAuthorName":"哈丽丹·买买提"},{"authorName":"努尔买买提","id":"67f47fda-d605-4738-8794-e7fcbd2efd57","originalAuthorName":"努尔买买提"},{"authorName":"吾满江·艾力","id":"f054e0d9-6fa4-4f36-a7d1-3224361d9e38","originalAuthorName":"吾满江·艾力"}],"doi":"","fpage":"102","id":"eb8d5625-b0bd-432a-adfc-27392d0c76d5","issue":"4","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":"d36cc5d9-b577-4b47-9819-5ddc66d9ca8b","keyword":"纤维素氨基甲酸酯","originalKeyword":"纤维素氨基甲酸酯"},{"id":"e34cf227-2df8-4263-a3e3-8870807f3f2b","keyword":"棉短绒","originalKeyword":"棉短绒"},{"id":"1499b5b6-f90c-46de-919a-6ae9292e0210","keyword":"尿素","originalKeyword":"尿素"}],"language":"zh","publisherId":"gfzclkxygc200504026","title":"纤维素氨基甲酸酯的合成","volume":"21","year":"2005"},{"abstractinfo":"在高沸点非质子强极性溶剂N-甲基吡略烷酮(NMP)的作用下,使碱化处理的纤维素与尿素反应合成纤维素氨基甲酸酯.采用傅里叶变换红外光谱、凯氏定氮仪、热重分析仪、扫描电镜、广角X射线衍射仪、13C-NMR核磁共振仪对纤维素氨基甲酸酯产物进行表征.结果表明,采用高沸点非质子强极性溶剂NMP的液固相法能够使碱纤维素上的基团部分被氨基取代,制得纤维素氨基甲酸酯;纤维素氨基甲酸酯结晶度降低、热分解温度降低、结构疏松,预期有较好的溶解性.","authors":[{"authorName":"岳军","id":"d999de2c-77f5-4e19-a8b5-4cd07a4baf92","originalAuthorName":"岳军"},{"authorName":"熊立堃","id":"4708c922-705e-4b89-9b73-8bcec814d826","originalAuthorName":"熊立堃"},{"authorName":"苏立炜","id":"da4001d0-8d0a-4370-b5fd-f66cb56f8ac0","originalAuthorName":"苏立炜"},{"authorName":"余国民","id":"b53af233-f1c1-4ed8-b609-57de3e3ac7c3","originalAuthorName":"余国民"},{"authorName":"尹翠玉","id":"354a4fd4-c86f-4c42-ba2a-4dd102ca94c6","originalAuthorName":"尹翠玉"}],"doi":"","fpage":"44","id":"6152564a-0019-46fd-aaa1-7628cb26dada","issue":"11","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":"0301a1e3-179c-4184-984f-a763c9599e9d","keyword":"液固相法","originalKeyword":"液固相法"},{"id":"acddf292-6ffc-495b-b354-2a40df43d050","keyword":"纤维素","originalKeyword":"纤维素"},{"id":"f62dde8a-bb2c-4ae0-8c54-69d32b7795e6","keyword":"非质子强极性溶剂","originalKeyword":"非质子强极性溶剂"},{"id":"410140f5-1572-41b2-bba8-a34a6d3acdd3","keyword":"纤维素氨基甲酸酯","originalKeyword":"纤维素氨基甲酸酯"}],"language":"zh","publisherId":"gfzclkxygc201511010","title":"液固相法纤维素氨基甲酸酯的合成与表征","volume":"31","year":"2015"},{"abstractinfo":"详细考察了醇介质中硒催化的硝基苯还原羰基化生成苯氨基甲酸酯的反应,获得了一系列苯氨基甲酸酯产物.结果表明,硒粉催化活性高,反应产率和选择性良好,反应工艺简单.文中对反应提出了可能的机理.","authors":[{"authorName":"杨瑛","id":"3732616b-b358-495f-9f22-4f12f0a1c01c","originalAuthorName":"杨瑛"},{"authorName":"陆世维","id":"50f82fb1-9d15-4efd-910f-6be44d454c66","originalAuthorName":"陆世维"}],"doi":"","fpage":"224","id":"7f0528c3-9582-48f6-9fb4-1be00bbf1a9d","issue":"3","journal":{"abbrevTitle":"CHXB","coverImgSrc":"journal/img/cover/CHXB.jpg","id":"18","issnPpub":"0253-9837","publisherId":"CHXB","title":"催化学报 "},"keywords":[{"id":"3ea3a225-df8b-4e63-929c-eb55dde3fa8d","keyword":"硒","originalKeyword":"硒"},{"id":"9eb889ef-255d-4d81-9e81-87130fef950a","keyword":"还原羰基化","originalKeyword":"还原羰基化"},{"id":"fe9f8082-419c-47c0-a2f3-1d2e13716cd9","keyword":"硝基苯","originalKeyword":"硝基苯"},{"id":"696db23b-921a-49e7-8121-a5ff2da42991","keyword":"醇","originalKeyword":"醇"},{"id":"c34c3fb8-4f0b-437b-a32c-aa4b44e3eb28","keyword":"苯氨基甲酸酯","originalKeyword":"苯氨基甲酸酯"}],"language":"zh","publisherId":"cuihuaxb199903008","title":"硒催化硝基苯的还原羰基化生成苯氨基甲酸酯","volume":"20","year":"1999"},{"abstractinfo":"采用碱/尿素/水体系对实验室自制的纤维素氨基甲酸酯(N%-1.8)在双螺杆中进行低温溶解,过滤、脱泡,得到清亮的纤维素氨基甲酸酯溶液.探讨制膜液浓度、凝固浴浓度、凝固浴温度,凝固时间对再生膜力学性能的影响,并结合FT-IR、XRD、SEM对膜的结构和形貌进行表征.结果表明,制膜液浓度为4.5wt%,凝固浴为H2SO4-8%、HOAc-16%和H2SO4/Na2SO4-7 %/9%,凝固温度20~30℃,凝固时间为5min时所得的膜具有较好的力学性能,抗拉强度达到60~70MPa,断裂伸长率为6~10%.","authors":[{"authorName":"何小云","id":"01561afd-8607-4e15-b852-1675fe012807","originalAuthorName":"何小云"},{"authorName":"兰嫒","id":"de15c0eb-c9e6-469e-8054-78c40abafa2f","originalAuthorName":"兰嫒"},{"authorName":"张玥","id":"85fabd95-3b0c-4c59-a0a7-96b93e928067","originalAuthorName":"张玥"},{"authorName":"韩克清","id":"0dd5f64d-9e2d-49fe-880e-56b8c5ff7b29","originalAuthorName":"韩克清"},{"authorName":"余木火","id":"cef6d62f-0984-4f5a-9c5d-3c33ddbb9033","originalAuthorName":"余木火"}],"doi":"","fpage":"80","id":"b72af42a-7704-49b1-b162-c3336ebc5e79","issue":"1","journal":{"abbrevTitle":"CLKXYGCXB","coverImgSrc":"journal/img/cover/CLKXYGCXB.jpg","id":"13","issnPpub":"1673-2812","publisherId":"CLKXYGCXB","title":"材料科学与工程学报"},"keywords":[{"id":"8d2060a0-f34b-4ace-bf14-3dd46171a4bb","keyword":"纤维素氨基甲酸酯","originalKeyword":"纤维素氨基甲酸酯"},{"id":"8275d155-9745-4b68-b42a-ce330c264f6c","keyword":"纤维素氨基甲酸酯膜","originalKeyword":"纤维素氨基甲酸酯膜"},{"id":"070e765b-6cde-4c25-85e9-a53c931be8fa","keyword":"凝固浴","originalKeyword":"凝固浴"}],"language":"zh","publisherId":"clkxygc201501018","title":"纤维素氨基甲酸酯膜的制备及性能","volume":"33","year":"2015"},{"abstractinfo":"采用自行研制的表面解吸常压化学电离源(SDAPCI),样品未经预处理用质谱法直接测定了克百威、灭多威和异丙威3种氨基甲酸酯农药在蔬菜表面的残留,并用串联质谱法对所获得的信号离子进行结构鉴定,排除了检测结果的假阳性. 结果表明,克百威和灭多威分别形成m/z 222和m/z 163的质子化的分子离子信号,异丙威形成m/z 193的自由基阳离子信号. 串联质谱实验表明,3种氨基甲酸酯农药分子的裂解规律与其分子结构相吻合. 表面解吸常压化学电离质谱法对待测样品无污染,方法检测限低于1.0×10~(-14) g/cm~2,单个样品的测定时间平均少于1 s,特别适合于对批量样品进行快速检测.","authors":[{"authorName":"梁华正","id":"00f8b6c4-05f4-440e-8e43-65b0c802ab4c","originalAuthorName":"梁华正"},{"authorName":"杨水平","id":"eb27516a-def6-49b6-ac9c-b43dcdc39b53","originalAuthorName":"杨水平"},{"authorName":"郇延富","id":"0a6a4b2c-8bd2-46c7-9880-88c18dfcc0dd","originalAuthorName":"郇延富"},{"authorName":"张燮","id":"d0ba61f2-57e2-459b-a6f7-0df57a9d7080","originalAuthorName":"张燮"},{"authorName":"陈焕文","id":"21ad1b0b-e6d1-43b5-a181-2decdd0135c4","originalAuthorName":"陈焕文"},{"authorName":"刘清","id":"cf2b2c03-0be3-42da-8fb0-b6c491f3a90d","originalAuthorName":"刘清"},{"authorName":"刘清珺","id":"10178706-5d7b-43d5-8143-38a2dbe17126","originalAuthorName":"刘清珺"},{"authorName":"郑健","id":"66a5b52c-f787-47ee-9a90-68e42184dec0","originalAuthorName":"郑健"}],"doi":"10.3969/j.issn.1000-0518.2009.10.019","fpage":"1222","id":"f7757b3d-5c36-4d48-9776-3016054ab514","issue":"10","journal":{"abbrevTitle":"YYHX","coverImgSrc":"journal/img/cover/YYHX.jpg","id":"73","issnPpub":"1000-0518","publisherId":"YYHX","title":"应用化学"},"keywords":[{"id":"74184159-7101-472b-93a8-3be466e82fc9","keyword":"表面解吸常压化学电离质谱","originalKeyword":"表面解吸常压化学电离质谱"},{"id":"663c4a94-0b0b-4791-b278-02535e6e3723","keyword":"氨基甲酸酯","originalKeyword":"氨基甲酸酯"},{"id":"266deac0-4616-4d9d-92fc-7597f07059e3","keyword":"快速检测","originalKeyword":"快速检测"}],"language":"zh","publisherId":"yyhx200910019","title":"表面解吸化学电离质谱法快速检测蔬菜中痕量氨基甲酸酯","volume":"26","year":"2009"},{"abstractinfo":"用傅立叶红外光谱(FT-IR)法和示差扫描量热(DSC)法研究了4,4′-二氨基甲酸酯-二苯基丙烷(DCB)的热分解反应.结果表明,DCB在180℃以下即可以发生热分解反应,此时的反应主要是DCB分解成胺和CO2;在180 ℃以上,DCB还将分解成酚和异氰酸,酚进一步与DCB反应生成碳酸二酯和氨;DCB的热分解在200 ℃以上呈现加速的趋势.水的存在,促进了DCB分解成胺和CO2的反应.","authors":[{"authorName":"李文峰","id":"bb863897-1b08-471b-9b93-f35c54f6635c","originalAuthorName":"李文峰"},{"authorName":"梁国正","id":"6862941b-a0fe-4a52-850c-37e96bb02fd9","originalAuthorName":"梁国正"}],"doi":"","fpage":"171","id":"1e687a7e-5a6a-4f6c-bf26-454c29bd8881","issue":"3","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":"71b19cc0-0a5b-472b-ab45-acafb842ccc9","keyword":"4,4′-二氨基甲酸酯基-二苯基丙烷","originalKeyword":"4,4′-二氨基甲酸酯基-二苯基丙烷"},{"id":"570d8353-8f60-484e-ac35-6261f49cc5c3","keyword":"热分解反应","originalKeyword":"热分解反应"},{"id":"b33ed5b5-20f1-4a1c-aae3-f15e9fa91e11","keyword":"氰酸酯","originalKeyword":"氰酸酯"}],"language":"zh","publisherId":"gfzclkxygc200603043","title":"4,4′-二氨基甲酸酯-二苯基丙烷的热分解反应","volume":"22","year":"2006"}],"totalpage":1619,"totalrecord":16190}