{"id":254199,"date":"2023-09-08T08:19:57","date_gmt":"2023-09-08T00:19:57","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=254199"},"modified":"2023-09-08T08:19:57","modified_gmt":"2023-09-08T00:19:57","slug":"%e4%b8%ad%e5%9b%bd%e7%a7%91%e5%ad%a6%e9%99%a2%e4%b8%8a%e6%b5%b7%e6%9c%89%e6%9c%ba%e6%89%80%ef%bc%8c%e5%82%ac%e5%8c%96%e9%a2%86%e5%9f%9fscience%ef%bc%81","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=254199","title":{"rendered":"\u4e2d\u56fd\u79d1\u5b66\u9662\u4e0a\u6d77\u6709\u673a\u6240\uff0c\u50ac\u5316\u9886\u57dfScience\uff01"},"content":{"rendered":"

\u3010\u5bfc\u8bfb\u3011<\/b><\/strong><\/p>\n

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\u3010\u6210\u679c\u63a0\u5f71\u3011<\/b><\/strong><\/p>\n

\u5728\u6b64\uff0c\u4e2d\u56fd\u79d1\u5b66\u9662\u4e0a\u6d77\u6709\u673a\u5316\u5b66\u7814\u7a76\u6240<\/strong>\u6c88\u5176\u9f99\u7814\u7a76\u5458<\/strong>\u548c<\/strong>\u859b\u5c0f\u677e<\/strong>\u7814\u7a76\u5458<\/strong>\uff0c\u7f8e\u56fd\u52a0\u5dde\u5927\u5b66\u4f2f\u514b\u5229\u5206\u6821<\/strong>John F.Hartwig\u6559\u6388<\/strong>\u7b49\u4eba\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u63d0\u51fa\u4e86\u4e00\u4e2a\u9002\u5f53\u7684\u6743\u8861\u53cd\u5e94\u6027\u548c\u7a33\u5b9a\u6027\u7684\u4e09\u6c1f\u7532\u57faCu(I)\u548cCu(III)\u590d\u5408\u7269\u53ef\u4ee5\u6ee1\u8db3\u4e0a\u8ff0\u8981\u6c42\uff0c\u4ee5\u53ca\u63d0\u4f9b\u4e00\u4e2a\u673a\u4f1a\u6765\u7814\u7a76\u70f7\u57fa\u5364\u5316\u7269\u7684\u53cd\u5e94\u673a\u5236\u4e0eCu(I)\u5f62\u6210\u7a33\u5b9a\u7684Cu(I)\u4ea7\u54c1\u3002\u5728\u6b64\u57fa\u7840\u4e0a\uff0c\u4f5c\u8005\u7814\u7a76\u4e86\u70f7\u57fa\u5364\u5316\u7269\u4e0e\u4e09\u6c1f\u7532\u57faCu(I)\u914d\u5408\u7269\u7684\u53cd\u5e94\u3002\u7a33\u5b9a\u7684[Ph4<\/sub>P]+<\/sup>[Cu(CF3<\/sub>)2<\/sub>]–<\/sup>\u548c[(bpy)Cu(CF3<\/sub>)] (bpy\uff0c\u8054\u5421\u5576\uff09\u6700\u521d\u4f5c\u4e3aCu(I)\u914d\u5408\u7269\uff0c\u5206\u522b\u4ee3\u8868\u65e0\u914d\u4f53\u7684\u201c\u9178\u201d\u578bCu (I)\u914d\u5408\u7269\u548c\u4e2d\u6027\u8054\u5421\u5576\u5316Cu (I)\u914d\u5408\u7269\u3002\u8fd9\u4e9b\u914d\u5408\u7269\u5c06\u4f7f\u80fd\u591f\u63a2\u7d22\u4e24\u79cd\u4e0d\u540c\u7c7b\u578b\u7684Cu (I)\u914d\u5408\u7269\u7684\u53cd\u5e94\u6027\u5dee\u5f02\u548c\u6c2e\u914d\u4f53\u5bf9\u6c27\u5316\u52a0\u6210\u8fc7\u7a0b\u7684\u5f71\u54cd\u3002\u4f5c\u8005\u9009\u62e9\u03b1-\u5364\u4ee3\u4e59\u8148XCH2<\/sub>CN\u4f5c\u4e3a\u70f7\u57fa\u4eb2\u7535\u6027\uff0c\u5176\u6bd4\u5176\u4ed6\u70f7\u57fa\u5364\u5316\u7269\u66f4\u5177\u4eb2\u7535\u6027\uff0c\u51cf\u5c11\u4e86\u6c27\u5316\u6dfb\u52a0\u5230Cu (I)\u7684\u80fd\u5792\u3002\u6b64\u5916\uff0c\u7531\u4e8e\u6c30\u57fa\u7684\u5438\u7535\u5b50\u7279\u6027\uff0c[(ligand)CuIII<\/sup>(CF3<\/sub>)2<\/sub>(CH2<\/sub>CN)]\u914d\u5408\u7269\u4e2dC\u2212C\u952e\u5f62\u6210\u8fd8\u539f\u6d88\u9664\u7684\u80fd\u5792\u8db3\u591f\u9ad8\uff0c\u53ef\u4ee5\u76f4\u63a5\u89c2\u5bdf\u5230\u4ea7\u7269\uff0c\u5e76\u53ef\u80fd\u5206\u79bb\u51fa\u6765\u3002\u7ed3\u5408\u8ba1\u7b97\u548c\u5b9e\u9a8c\u7814\u7a76\uff0c\u5bf9\u8fd9\u4e9b\u53cd\u5e94\u8fdb\u884c\u7684\u673a\u7406\u7814\u7a76\u8868\u660e\uff0c\u9634\u79bb\u5b50\u548c\u4e2d\u6027\u914d\u5408\u7269\u4e0e\u76f8\u540c\u7684\u70f7\u57fa\u5364\u5316\u7269\u53d1\u751f\u4e0d\u540c\u7684\u673a\u7406\u53cd\u5e94\u3002<\/p>\n

\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201cOxidative addition of an alkyl halide to form a stable Cu(III) product<\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728Science<\/strong>\u4e0a\u3002\"\"<\/p>\n

\u3010\u6838\u5fc3\u521b\u65b0\u70b9\u3011<\/b><\/strong><\/p>\n

1.\u672c\u6587\u63d0\u51fa\u4e86\u4e00\u4e2a\u9002\u5f53\u7684\u6743\u8861\u53cd\u5e94\u6027\u548c\u7a33\u5b9a\u6027\u7684\u4e09\u6c1f\u7532\u57faCu(I)\u548cCu(III)\u590d\u5408\u7269\uff0c\u6765\u7814\u7a76\u70f7\u57fa\u5364\u5316\u7269\u7684\u53cd\u5e94\u673a\u5236\u4e0eCu(I)\u5f62\u6210\u7a33\u5b9a\u7684Cu(I)\u4ea7\u54c1\uff1b<\/p>\n

2.\u7ed3\u5408\u8ba1\u7b97\u548c\u5b9e\u9a8c\u7814\u7a76\uff0c\u5bf9\u8fd9\u4e9b\u53cd\u5e94\u8fdb\u884c\u7684\u673a\u7406\u7814\u7a76\u8868\u660e\uff0c\u9634\u79bb\u5b50\u548c\u4e2d\u6027\u914d\u5408\u7269\u4e0e\u76f8\u540c\u7684\u70f7\u57fa\u5364\u5316\u7269\u53d1\u751f\u4e0d\u540c\u7684\u673a\u7406\u53cd\u5e94\u3002<\/p>\n

\u3010\u6570\u636e\u6982\u89c8\u3011<\/b><\/strong>\"\"<\/p>\n

\u56fe<\/b><\/strong>\u4e00<\/b><\/strong>\u3001<\/b><\/strong>Cu<\/b><\/strong>\u4ecb\u5bfc\u7684\u4ea4\u53c9\u5076\u8054\u673a\u5236<\/b><\/strong>\u00a9 2023 AAAS<\/b><\/strong>\"\"<\/b><\/strong><\/p>\n

\u56fe<\/b><\/strong>\u4e8c\u3001Cu(I)\u914d\u5408\u7269\u6c27\u5316\u52a0\u6210\u00a9 2023 AAAS<\/b><\/strong>\"\"<\/p>\n

\u56fe<\/b><\/strong>\u4e09<\/b><\/strong>\u3001\u52a8\u529b\u5b66\u5206\u6790<\/b><\/strong>\u00a9 2023 AAAS<\/b><\/strong>\"\"<\/p>\n

\u56fe<\/b><\/strong>\u56db<\/b><\/strong>\u3001DFT\u8ba1\u7b97<\/b><\/strong>\u00a9 2023 AAAS<\/b><\/strong><\/p>\n

\u3010\u6210\u679c\u542f\u793a\u3011<\/b><\/strong><\/p>\n

\u7efc\u4e0a\u6240\u8ff0\uff0c\u672c\u6587\u62a5\u9053\u4e86\u03b1-\u5364\u4ee3\u4e59\u8148\u5bf9\u79bb\u5b50\u548c\u4e2d\u6027Cu(I)\u914d\u5408\u7269\u7684\u6c27\u5316\u52a0\u6210\uff0c\u673a\u7406\u7814\u7a76\u8868\u660e\u79bb\u5b50\u548c\u4e2d\u6027Cu(I)\u914d\u5408\u7269\u7684\u6c27\u5316\u52a0\u6210\u901a\u8fc7\u4e24\u79cd\u4e0d\u540c\u7684\u9014\u5f84\u8fdb\u884c\uff0cSN<\/sub>2\u578b\u53d6\u4ee3\u79bb\u5b50\u7edc\u5408\u7269\u548c\u5364\u539f\u5b50\u8f6c\u79fb\u5230\u4e2d\u6027\u7edc\u5408\u7269\u3002\u540c\u65f6\uff0c\u94dc\u4e2d\u95f4\u4f53\u56fa\u6709\u7684\u4e0d\u7a33\u5b9a\u6027\uff0c\u4f7f\u5f97\u5bf9\u8fd9\u4e00\u57fa\u672c\u6b65\u9aa4\u7684\u7814\u7a76\u5f88\u5c11\u3002\u56e0\u6b64\uff0c\u672c\u6587\u4e2d\u4ee5C(sp3<\/sup>)\u2212X\u952e\u6c27\u5316\u52a0\u5165Cu (I)\u7684\u4f8b\u5b50\uff0c\u53ef\u80fd\u6709\u52a9\u4e8e\u5f00\u53d1\u66f4\u6709\u6548\u7684\u94dc\u50ac\u5316\u70f7\u57fa\u4eb2\u7535\u8bd5\u5242\u4ea4\u53c9\u5076\u8054\u53cd\u5e94<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a\u201c<\/strong>Oxidative addition of an alkyl halide to form a stable Cu(III) product<\/u><\/strong><\/a>\u201d<\/strong>\uff08<\/strong>Science<\/strong>\uff0c<\/b><\/strong>202<\/strong>3<\/strong>\uff0c<\/strong>10.1126\/science.adg9232<\/strong>\uff09<\/strong><\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4ebaCYM\u7f16\u8bd1\u4f9b\u7a3f\u3002<\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

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