{"id":34458,"date":"2020-08-17T08:05:44","date_gmt":"2020-08-17T00:05:44","guid":{"rendered":"\/\/www.gsbet888.com\/?p=34458"},"modified":"2020-08-25T08:58:24","modified_gmt":"2020-08-25T00:58:24","slug":"nature-chemistry%e7%aa%81%e7%a0%b4%ef%bc%9a%e5%8f%8c%e7%ae%a1%e9%bd%90%e4%b8%8b%ef%bc%8c%e8%a7%a3%e5%86%b3%e7%83%af%e7%83%83%e4%b8%8d%e5%af%b9%e7%a7%b0%e6%b0%a2%e6%b0%b0%e5%8c%96%e5%8f%8d%e5%ba%94","status":"publish","type":"post","link":"\/\/www.gsbet888.com\/%e5%8c%96%e5%ad%a6%e6%9d%82%e8%ae%b0\/recentpaper\/2020\/08\/nature-chemistry%e7%aa%81%e7%a0%b4%ef%bc%9a%e5%8f%8c%e7%ae%a1%e9%bd%90%e4%b8%8b%ef%bc%8c%e8%a7%a3%e5%86%b3%e7%83%af%e7%83%83%e4%b8%8d%e5%af%b9%e7%a7%b0%e6%b0%a2%e6%b0%b0%e5%8c%96%e5%8f%8d%e5%ba%94.html","title":{"rendered":"Nature Chemistry\u7a81\u7834\uff1a\u53cc\u7ba1\u9f50\u4e0b\uff0c\u89e3\u51b3\u70ef\u70c3\u4e0d\u5bf9\u79f0\u6c22\u6c30\u5316\u53cd\u5e94\u96be\u9898"},"content":{"rendered":"
\u672c\u6587\u4f5c\u8005\uff1a\u7af9\u60a0<\/p>\n
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\u56fe1a. \u533b\u836f\u548c\u519c\u4e1a\u5316\u5b66\u54c1\u4e2d\u7684\u82b3\u9999\u57fa\u4e19\u8148\u884d\u751f\u7269<\/p>\n \u6781\u5316\u7684\u03c0\u952e\uff0c\u5982C=O\u3001C=N\u952e\u7684\u6c22\u6c30\u5316\u53cd\u5e94\u518d\u65e9\u671f\u5c31\u5df2\u7ecf\u6709\u4e86\u8be6\u5c3d\u7684\u7814\u7a76\uff0c\u4f46C=C\u53cc\u952e\u7684\u6c22\u6c30\u5316\u53cd\u5e94\u6848\u4f8b\u5f88\u5c11\uff0c\u5728\u65e9\u671f\u5408\u6210naproxen\u7684\u6848\u4f8b\u4e2d\uff0c\u66fe\u7528\u8fc7\u6e21\u6001\u91d1\u5c5eNi\u50ac\u5316\u3002\u4f46\u662f\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u80fd\u8fbe\u5230\u65e2\u6709\u5e95\u7269\u8303\u56f4\u5e7f\u9614\uff0c\u53c8\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u5ea6\u7acb\u4f53\u9009\u62e9\u6027\u7684\u53cd\u5e94\u8fd8\u662f\u51e4\u6bdb\u9e9f\u89d2\u3002<\/p>\n \u7535\u5316\u5b66\u5408\u6210\u7684\u7814\u7a76\u5728\u8fd1\u51e0\u5e74\u5f02\u519b\u7a81\u8d77\u3002\u7535\u5316\u5b66\u8fc7\u7a0b\u4e2d\u4ea7\u751f\u81ea\u7531\u57fa\uff0c\u50ac\u5316\u5242\u63a7\u5236\u81ea\u7531\u57fa\u52a0\u6210\u5230\u70ef\u70c3\u4e0a\uff0c\u53ef\u7528\u4e8e\u70ef\u70c3\u7684\u53cc\u5b98\u80fd\u56e2\u5316\u53cd\u5e94\u3002\u6700\u8fd1Cornell University\u7684Song Lin\u6559\u6388\u7b49\u91c7\u7528\u4e86Co\/Cu\u53cc\u7535\u50ac\u5316\uff0c\u7acb\u4f53\u9009\u62e9\u6027\u8fdb\u884c\u70ef\u70c3\u7684\u6c22\u6c30\u5316\u53cd\u5e94\uff0c\u8bba\u6587\u53d1\u8868\u5728\u9876\u7ea7\u671f\u520aNature Chemistry\u4e0a\u3002<\/p>\n Lu Song, Niankai Fu, Brian G. Ernst, Wai Hang Lee , Michael O. Frederick<\/p>\n Robert A. DiStasio Jr. Song Lin.<\/p>\n Dual electrocatalysis enables enantioselective hydrocyanation of conjugated alkenes<\/p>\n Nature Chemistry. 2020, ASAP, https:\/\/doi.org\/10.1038\/s41557-020-0469-5<\/a><\/p><\/blockquote>\n \u4e3a\u8fbe\u6210\u8fd9\u4e24\u4e2a\u6807\u51c6\uff0c\u4f5c\u8005\u9700\u8981\u5e73\u884c\u4ea7\u751fH\u548c CN\u81ea\u7531\u57fa\u6216\u5176\u7b49\u4ef7\u7269\uff0c\u56e0\u6b64\u8003\u8651\u5c06\u4e24\u4e2a\u91d1\u5c5e\u4ecb\u5bfc\u7684\u81ea\u7531\u57fa\u53cd\u5e94\u548c\u9633\u6781\u8026\u5408\u7684\u7535\u50ac\u5316\u7ed3\u5408\u8d77\u6765\uff0c\u5982\u56fe2a\u6240\u793a\u3002<\/p>\n \u56fe2a. \u53cc\u7535\u50ac\u5316\u7684\u70ef\u70c3\u7684\u6c22\u6c30\u5316\u53cd\u5e94<\/p>\n \u5728\u50ac\u5316\u5faa\u73af\u4e2d\uff0cCo\u2162<\/sup>\u524d\u4f53\u548c\u7845\u70f7\u53cd\u5e94\u751f\u6210[Co\u2162<\/sup>]\u2013H\uff0c\u7136\u540e\u901a\u8fc7\u6c22\u539f\u5b50\u8f6c\u79fbhydrogen-atom transfer (HAT)\u751f\u6210\u81ea\u7531\u57fa\u2160\u3002\u8fd9\u4e2a\u4e2d\u95f4\u4f53\u7136\u540e\u53c2\u4e0e\u5230\u6c30\u57fa\u5316\u5faa\u73af\u4e2d\uff0c\u7ecf\u5386\u5355\u7535\u5b50\u6c27\u5316\u52a0\u6210\uff0c\u751f\u6210[Cu\u2161<\/sup>]\u2013CN\u4e2d\u95f4\u4f53\u2161\uff0c\u94dc\u4e2d\u95f4\u4f53\u63a5\u7740\u53d1\u751f\u8fd8\u539f\u6d88\u9664\uff0c\u751f\u6210\u6c22\u6c30\u5316\u4ea7\u7269\u3002\u8fd9\u4e2a\u53cd\u5e94\u8bbe\u8ba1\uff0c\u6d89\u53ca\u4e86\u91d1\u5c5e\u50ac\u5316\u81ea\u7531\u57fa\u53cd\u5e94\u7684\u4e24\u4e2a\u91cd\u8981\u8bfe\u9898\uff1a<\/p>\n 1\u3001\u70ef\u70c3\u4e0a\u7684\u91d1\u5c5e\u6c22\u5316\u7269\u6c22\u539f\u5b50\u8f6c\u79fb(MHAT)\uff0c\u5982TsCN\u4f5c\u4e3a\u6c30\u57fa\u6765\u6e90\uff0c\u94b4\u50ac\u5316\u7684\u70ef\u70c3\u6c22\u6c30\u5316\u53cd\u5e94\u3002<\/p>\n 2\u3001\u94dc\u50ac\u5316\u7684\u7acb\u4f53\u9009\u62e9\u6027\u81ea\u7531\u57fa\u6c30\u5316\u53cd\u5e94\u3002<\/p>\n \u6240\u9700\u7684\u6c22\u6c30\u5316\u53cd\u5e94\u662f\u6574\u4f53\u6c27\u5316\u8f6c\u5316\uff0c\u8fd9\u9700\u8981\u901a\u8fc7\u4e00\u5bf9\u5355\u7535\u5b50\u6c27\u5316\u4e8b\u4ef6\u4f7f\u4e24\u79cd\u50ac\u5316\u5242\u8fdb\u884c\u8f6c\u6362\uff0c\u4ee5\u4f7f\u751f\u6210\u7684CoII<\/sup>\u548cCuI<\/sup>\u7269\u79cd\u8fd4\u56de\u5230\u5176\u53cd\u5e94\u6027CoIII<\/sup>\u548cCuII<\/sup>\u6c27\u5316\u6001\uff08\u56fe2a\uff09\u3002\u56e0\u6b64\uff0c\u6210\u529f\u5b9e\u73b0\u8be5\u53cd\u5e94\u7684\u5173\u952e\u5728\u4e8e\u627e\u5230\u53ef\u4ee5\u5bb9\u7eb3\u4e24\u4e2a\u53cd\u5e94\u7684\u6c27\u5316\u6761\u4ef6\u3002\u4e00\u65b9\u9762\uff0c\u94b4\u50ac\u5316\u7684\u6c22\u5b98\u80fd\u56e2\u5316\u53cd\u5e94\u53ef\u4ee5\u89e3\u51b3\u82ef\u4e59\u70ef\u7c7b\u5e95\u7269\u5316\u5b66\u9009\u62e9\u6027\u7684\u95ee\u9898\uff0c\u5728\u6c27\u5316\u5242\u5b58\u5728\u4e0b\uff0c\u751f\u6210\u7684\u82c4\u57fa\u81ea\u7531\u57fa\u6c27\u5316\u4e3a\u82c4\u57fa\u9633\u79bb\u5b50\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u94dc\u50ac\u5316\u7684\u6c30\u57fa\u5316\u53cd\u5e94\uff0c\u9700\u8981\u5f3a\u6548\u7684\u6c27\u5316\u5242\uff0c\u8fd9\u53ef\u80fd\u9650\u5236\u53cd\u5e94\u5e95\u7269\u7684\u8303\u56f4\uff0c\u7279\u522b\u662f\u5bf9\u6c27\u5316\u5242\u654f\u611f\u7684\u5b98\u80fd\u56e2\u3002\u800c\u7535\u5316\u5b66\u53ef\u4ee5\u7cbe\u51c6\u8c03\u8282\u6700\u5c0f\u7535\u538b\uff0c\u6ee1\u8db3\u6c27\u5316\u5242\u7684\u50ac\u5316\u5faa\u73af\u3002<\/p>\n \u4f5c\u8005\u9996\u5148\u8bc4\u4ef7\u4e00\u7cfb\u5217\u94b4\u548c\u94dc\u50ac\u5316\u5242\uff0c\u56e0\u94dc\u79bb\u5b50\u53ef\u80fd\u5728\u9634\u6781\u8fd8\u539f\u5931\u53bb\u50ac\u5316\u80fd\u529b\u3002\u7b5b\u9009\u53cd\u5e94\u6761\u4ef6\u540e\uff0c\u4f5c\u8005\u53d1\u73b0\u4ee5Co(salen)\u7edc\u5408\u72693<\/strong> (0.5 mol%)\u548cCu(OTf)2<\/sub> (5 mol%) \u4e3a\u50ac\u5316\u5242\uff0c\u4f7f\u7528\u6076\u5511\u5549(BOX)\u578b\u914d\u4f53\uff0cPhSiH3<\/sub>\u548cTMSCN\u4f5c\u4e3a\u6c22\u81ea\u7531\u57fa\u548c\u6c30\u57fa\u81ea\u7531\u57fa\u7684\u6765\u6e90\uff0c \u80fd\u4ee5\u8f83\u597d\u7684\u6536\u7387\u548c\u4e2d\u7b49\u9009\u62e9\u6027\u5f97\u5230\u4ea7\u7269\u3002<\/p>\n \u5faa\u73af\u4f0f\u5b89\u6cd5\u7814\u7a76\u8bc1\u660e\uff0cBOX\u914d\u4f53\u548cCN–<\/sup>\u662f\u4fdd\u8bc1Cu\u50ac\u5316\u5242\u5728\u6eb6\u5242\u4e2d\u6d3b\u6027\u7684\u5173\u952e\uff0c\u4ee5\u751f\u6210[Cu(BOX)(CN)n<\/sub>]\u578b\u7edc\u5408\u7269\uff0c\u907f\u514d\u7535\u89e3\u8fc7\u7a0b\u4e2d\u5728\u9634\u6781\u7684\u964d\u89e3\u3002\u540c\u65f6\uff0c\u94c2\u4f5c\u4e3a\u9634\u6781\u6750\u6599\uff0c\u918b\u9178\u4f5c\u4e3a\u6c27\u5316\u5242\u53ef\u4ee5\u4fdd\u8bc1\u8d28\u5b50\u8fd8\u539f\u5728\u8f83\u4f4e\u7684\u8fc7\u7535\u52bf\u3002<\/p>\n \u5728\u914d\u4f53\u4f18\u5316\u4e2d\uff0c\u5e38\u89c1\u7684\u914d\u4f53\u5e76\u6ca1\u6709\u592a\u597d\u7684\u8868\u73b0\uff0c\u6700\u9ad872% e.e.<\/em>\uff0c\u4f46\u57fa\u4e8e\u4e1d\u6c28\u9178\u7684\u53cc\u6076\u5511\u5549\u914d\u4f53sBOXs\u6548\u679c\u6700\u597d\uff0c\u5982\u914d\u4f534<\/strong>\u7684\u9009\u62e9\u6027\u5927\u5e45\u63d0\u9ad8\u81f391% e.e<\/em>\u3002<\/p>\n \u56fe2b. \u4f18\u5316\u540e\u7684\u53cd\u5e94\u6761\u4ef6<\/p>\n \u5728\u5bf9\u7167\u5b9e\u9a8c\u4e2d\uff0c\u6eb6\u5242\u4e59\u8148\u4ee3\u66ffDMF\u3001\u7535\u89e3\u8d28LiClO4<\/sub>\u4ee3\u66ffTBABF4<\/sub>\u3001\u7535\u89e3\u6db2\u4e59\u9187\u4ee3\u66ff\u918b\u9178\uff0c\u90fd\u6ca1\u6709\u66f4\u597d\u7684\u7ed3\u679c\u3002\u94b4\u7684\u7528\u91cf\u4ece0.5 mol%\u63d0\u9ad8\u81f32 mol%\u65f6\uff0c\u6536\u7387\u4e0b\u964d\uff0c\u540c\u65f6\u751f\u4ea7\u526f\u4ea7\u7269\uff0c\u8bf4\u660eHAT\u548c\u6c30\u57fa\u5316\u53cd\u5e94\u7684\u5e73\u8861\u5f88\u91cd\u8981\uff0c\u5e76\u4e14\u9700\u8981Cu\u548cCo\u534f\u540c\u4f5c\u7528\u3002<\/p>\n \u5728\u6700\u4f18\u5316\u53cd\u5e94\u6761\u4ef6\u4e0b\uff0c\u4e00\u7cfb\u5217\u82b3\u57fa\u4e59\u70ef\u7c7b\u5e95\u7269\u90fd\u53ef\u4ee5\u8fdb\u884c\u6c22\u6c30\u5316\u53cd\u5e94\uff0c\u5e76\u4e14\u5177\u6709\u4f18\u79c0\u7684\u7acb\u4f53\u9009\u62e9\u6027\uff0c\u517c\u5bb9\u591a\u79cd\u5b98\u80fd\u56e2\u3002\u5982\u6613\u6c27\u5316\u7684\u57fa\u56e2\u542b\u7535\u5b50\u7684\u70ef\u70c3(8<\/strong>)\u3001(15<\/strong>, 20<\/strong>)\u3001\u786b\u919a(11<\/strong>)\uff0c\u6613\u4e8e\u5076\u8054\u7684\u82c4\u6c2f(12<\/strong>)\u3001\u82b3\u57fa\u5364\u5316\u7269(9<\/strong>, 25<\/strong>)\u548c\u82b3\u57fa\u787c\u9178\u916f\uff0817<\/strong>\uff09\u3002\u4ee5\u53ca\u6742\u73af\u70ef\u70c3\uff0820<\/strong>–23<\/strong>\uff0c25<\/strong>\uff09\u548c\u542b\u6c2e\u6742\u73af\uff0843<\/strong>\uff09\u3002\u56e0\u70ef\u70c3\u7684E<\/em>\u548cZ<\/em>\u4e0d\u5f71\u54cd\u7acb\u4f53\u9009\u62e9\u6027\uff0c\u53ef\u4ee5\u7528\u6df7\u5408\u7269\uff0c\u5982\u5bcc\u7535\u5b50\u7684(37<\/strong>)\uff0c\u7f3a\u7535\u5b50\u7684(39<\/strong>\u201344<\/strong>)\u3002\u6b64\u5916\u8fd8\u6709\u57fa\u4e8e\u8089\u6842\u57fa\u7684(\u916f39<\/strong>, 43<\/strong>, 44<\/strong>), \u916e(40<\/strong>, 41<\/strong>)\u548c\u8148(42<\/strong>)\uff0c\u9009\u62e9\u6027\u7684\u5728\u7aef\u57fa\u53cc\u952e\u53cd\u5e94\u7684\u4e8c\u70ef\u70c3(45<\/strong>\u201349<\/strong>)\uff0c\u4ee5\u53ca\u7094\u70c3(50<\/strong>)\u3001\u8054\u70ef(51<\/strong>)\u3001\u73af\u4e19\u70f7\u884d\u751f\u7269(54<\/strong>)\uff0c\u5982\u88681\u6240\u793a\u3002<\/p>\n \u8868 1. \u53cd\u5e94\u5e95\u7269\u7684\u8303\u56f4<\/p>\n \u4ea7\u7269\u8148\u53ef\u4ee5\u7ee7\u7eed\u884d\u751f\u4e3a\u5176\u5b83\u5b98\u80fd\u56e2\uff0c\u5982\u4ea7\u726915<\/strong>\u8f6c\u5316\u4e3a\u7532\u916f56<\/strong>\uff0c\u82ef\u5e76\u5432\u54da\u554957<\/strong>\uff0c\u4ea7\u726918<\/strong>\u7ecf\u8fd8\u539f\u548c\u73af\u5408\u53cd\u5e94\u751f\u6210\u4e8c\u6c22\u5f02\u55b9\u5549\u916e58<\/strong>\uff0c\u89c1\u56fe3\u3002<\/p>\n \u56fe3. \u4ea7\u7269\u7684\u884d\u751f\u5316\u53cd\u5e94.<\/p>\n \u7535\u5316\u5b66\u6700\u5927\u7684\u4f18\u52bf\u53ef\u4ee5\u901a\u8fc7\u63a7\u5236\u8f93\u5165\u7535\u538b\u6765\u6539\u53d8\u4ea7\u7269\uff0c\u59822.3 V\u65f6\u867d\u7136\u70ef\u70c3\u7684\u8f6c\u5316\u7387\u975e\u5e38\u9ad8\uff0c\u4f46\u4ea7\u726920<\/strong>\u5f88\u5c11\uff0c\u964d\u4e3a1.8 V\u5c31\u53ef\u4ee5\u538b\u5236\u526f\u4ea7\u7269\uff0c20<\/strong>\u7684\u6536\u7387\u63d0\u9ad8\u81f371%\uff0c\u59824a\u6240\u793a\u3002<\/p>\n \u56fe4a. \u4e0d\u540c\u7535\u538b\u4e0b\u7684\u4ea7\u7269\u6536\u7387.<\/p>\n \u7535\u5316\u5b66\u53ef\u4ee5\u7cbe\u51c6\u63a7\u5236\u7535\u538b\u7a0d\u6ee1\u8db3\u53cd\u5e94\u9700\u6c42\uff0c\u5e38\u89c4\u6c27\u5316\u5242\u4e0e\u7535\u6c27\u5316\u76f8\u6bd4\uff0c\u4ea7\u72692<\/strong>\u7684\u6536\u7387 (9\u201324%)\u548c\u9009\u62e9\u6027(40\u201368% e.e.<\/em>)\u90fd\u5f88\u5dee\uff0c\u89c1\u56fe4b\u3002<\/p>\n \u56fe4b. \u7535\u5316\u5b66\u548c\u5316\u5b66\u6c27\u5316\u5242\u7684\u6bd4\u8f83<\/p>\n \u5728\u8fd9\u4e2a\u53cd\u5e94\u4e2d\uff0c\u94dc\u50ac\u5316\u5242\u5728sBOX\u914d\u4f53\u7684\u4f5c\u7528\u4e0b\uff0c\u8fd8\u539f\u6d88\u9664\u751f\u6210C-CN\u952e\uff0c\u662f\u7acb\u4f53\u9009\u62e9\u6027\u7684\u5173\u952e\u3002\u5728\u8fc7\u6e21\u6001\u4e2d\uff0c\u914d\u4f53\u4e0a\u7684\u916f\u884d\u751f\u7269\u53ef\u80fd\u63d0\u4f9b\u4e86\u5438\u5f15\u529b\uff0c\u5982\u916f\u4e0a\u03b1\u9178\u6027\u6c22\u7684\u4e0e\u5e95\u7269\u4e0a\u7684\u82b3\u9999\u73af\u4ea7\u751fC-H-\u03c0\u952e\u4f5c\u7528\uff0c\u800c\u914d\u4f53\u4e0a\u4f53\u79ef\u8f83\u5927\u7684\u53d4\u4e01\u57fa\u4ea7\u751f\u8f83\u5927\u7684\u7acb\u4f53\u6392\u9664\u529b\uff0c\u8fd9\u79cd\u5438\u5f15\u3001\u6392\u65a5\u76f8\u4e92\u4f5c\u7528\u51b3\u5b9a\u4e86\u7acb\u4f53\u9009\u62e9\u6027\u3002\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba(DFT)\u8ba1\u7b97\u4e5f\u8bc1\u5b9e\u4e86\u8fd9\u70b9\uff0c\u5982\u56fe5\u6240\u793a\uff0cTSR<\/sub>\u4e2d\u8ddd\u79bb\u66f4\u5927\u4e9b\u3002<\/p>\n<\/a><\/p>\n
\u53cd\u5e94\u8bbe\u8ba1\u548c\u5f00\u53d1<\/strong><\/h4>\n
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\u53cd\u5e94\u8303\u56f4\u548c\u5e94\u7528<\/strong><\/h4>\n
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\u7535\u5316\u5b66\u63a7\u5236\u53cd\u5e94<\/strong><\/h4>\n
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\u7acb\u4f53\u9009\u62e9\u6027\u63a7\u5236<\/strong><\/h4>\n