{"id":85,"date":"2018-06-22T13:45:36","date_gmt":"2018-06-22T05:45:36","guid":{"rendered":"http:\/\/www.51mdea.com\/?p=85"},"modified":"2018-06-22T13:45:36","modified_gmt":"2018-06-22T05:45:36","slug":"n-%e7%94%b2%e5%9f%ba%e4%ba%8c%e4%b9%99%e9%86%87%e8%83%ba%e7%9a%84%e5%bc%82%e5%b8%b8%e5%8f%8d%e5%ba%94-2","status":"publish","type":"post","link":"https:\/\/www.xindianchem.com\/85.html","title":{"rendered":"N-\u7532\u57fa\u4e8c\u80fa\u7684\u5f02\u5e38\u53cd\u5e94"},"content":{"rendered":"
\n

\u5728\u6709\u673a\u5408\u6210\u53cd\u5e94\u4e2d\u5e38\u4f7f\u7528\u7532\u57fa\u78fa\u9170\u6c2f\u4e0e\u9187\u53cd\u5e94\uff0c\u5c06\u7f9f\u57fa\u8f6c\u5316\u4e3a\u6613\u4e8e\u79bb\u53bb\u7684\u7532\u78fa\u9178\u916f\u57fa\u3002\u5728\u8fd1\u671f\u7684\u5b9e\u9a8c\u4e2d\uff0c\u6211\u4eec\u5374\u53d1\u73b0N-\u7532\u57fa\u4e8c\u80fa\u540c\u7532\u57fa\u78fa\u9170\u6c2f\u53cd\u5e94\u751f\u6210\u7684\u662f\u7f9f\u57fa\u88ab\u6c2f\u53d6\u4ee3\u7684\u4ea7\u7269\u3002\u6211\u4eec\u8bbe\u8ba1\u4e86\u4e00\u7cfb\u5217\u5b9e\u9a8c\u63a8\u6d4b\u751f\u6210\u6c2f\u53d6\u4ee3\u4ea7\u7269\u7684\u5173\u952e\u539f\u56e0\u662f\u5728\u53cd\u5e94\u8fc7\u7a0b\u4e2d\u751f\u6210\u4e86\u4e09\u5143\u73af\u7684\u6c2e\u9393\u79bb\u5b50\u8fc7\u6e21\u6001\uff0c\u800c\u5f62\u6210\u8fd9\u4e00\u8fc7\u6e21\u6001\u5fc5\u987b\u6ee1\u8db3\u7684\u6761\u4ef6\u662f:\u6c2e\u539f\u5b50\u4e0e\u7f9f\u57fa\u4e4b\u95f4\u76f8\u9694\u4e24\u4e2a\u78b3\u539f\u5b50\uff0c\u6c2e\u539f\u5b50\u6709\u8db3\u591f\u7684\u7535\u5b50\u4e91\u5bc6\u5ea6\uff0c\u6c2e\u539f\u5b50\u5468\u56f4\u7684\u7a7a\u95f4\u4f4d\u963b\u4e0d\u80fd\u592a\u5927\u3002<\/p>\n

\u5173\u952e\u8bcd<\/strong><\/p>\n

N-\u7532\u57fa\u4e8c\u80fa<\/a>\uff1b\u7532\u57fa\u78fa\u9170\u6c2f\uff1b\u6c2f\u53d6\u4ee3\uff1b\u6c2e\u9393\u79bb\u5b50<\/p>\n

\u5728\u6709\u673a\u5408\u6210\u53cd\u5e94\u4e2d\uff0c\u9187\u7c7b\u4f5c\u4e3a\u4eb2\u6838\u53d6\u4ee3\u53cd\u5e94\u7684\u5e95\u7269\u65f6\uff0c\u7f9f\u57fa\u5e76\u4e0d\u662f\u4e00\u4e2a\u597d\u7684\u79bb\u53bb\u57fa\u56e2\uff0c\u56e0\u6b64\u5e38\u4f7f\u7528\u7532\u57fa\u78fa\u9170\u6c2f\u4e0e\u9187\u53cd\u5e94\uff0c\u5c06\u7f9f\u57fa\u8f6c\u5316\u4e3a\u6613\u4e8e\u79bb\u53bb\u7684\u7532\u78fa\u9178\u916f\u57fa\uff0c\u5e38\u89c1\u7684\u53cd\u5e94\u65b9\u7a0b\u5f0f\u5982\u56fe\u5f0f1\u3002\u7136\u800c\uff0c\u6211\u4eec\u5728\u7528\u7532\u57fa\u78fa\u9170\u6c2f\u540cN-\u7532\u57fa\u4e8c\u80fa\u53cd\u5e94\u65f6\uff0c\u4ea7\u7269\u76841HNM\uff32\u8c31\u56fe\u4e2d\u5e76\u672a\u53d1\u73b0\u7532\u57fa\u78fa\u9170\u57fa\u4e2d\u7532\u57fa\u7684\u5355\u5cf0\uff0c\u8868\u660e\u4e24\u8005\u5e76\u672a\u751f\u6210\u7532\u57fa\u78fa\u9178\u916f\uff0c\u800c\u5206\u6790\u8bc1\u5b9e\u4ea7\u7269\u4e3aN\uff0cN-\u4e8c(2-\u6c2f\u4e59\u57fa)\u7532\u80fa\uff0c\u4e5f\u5c31\u662f\u4fd7\u79f0\u7684\u6c2e\u82a5\uff0c\u5373\u53d1\u751f\u4e86\u7f9f\u57fa\u88ab\u6c2f\u53d6\u4ee3\u7684\u53cd\u5e94\u3002\u901a\u5e38\uff0c\u7f9f\u57fa\u88ab\u6c2f\u53d6\u4ee3\u7684\u53cd\u5e94\u662f\u901a\u8fc7\u9187\u7c7b\u4e0e\u4e8c\u6c2f\u4e9a\u781c\u53cd\u5e94\u5b9e\u73b0\u7684\uff0c\u8be5\u53cd\u5e94\u53ef\u4ee5\u9ad8\u6548\u3001\u5355\u4e00\u5730\u751f\u6210\u6c2f\u53d6\u4ee3\u4ea7\u7269\uff3b1\uff5e4\uff3d\uff0c\u800c\u5c1a\u672a\u89c1\u6709\u6587\u732e\u62a5\u9053\u9187\u7c7b\u4e0e\u7532\u57fa\u78fa\u9170\u6c2f\u53cd\u5e94\u751f\u6210\u6c2f\u53d6\u4ee3\u4ea7\u7269\u3002\u672c\u6587\u5bf9\u751f\u6210\u6c2f\u4ee3\u4ea7\u7269\u7684\u539f\u56e0\u8fdb\u884c\u4e86\u8f83\u4e3a\u6df1\u5165\u7684\u7814\u7a76\uff0c\u8bbe\u8ba1\u4e86\u4e00\u7cfb\u5217\u5b9e\u9a8c\u8003\u5bdf\u4e86\u5206\u5b50\u7ed3\u6784\u5bf9\u79f0\u6027\u3001\u6c2e\u539f\u5b50\u548c\u6c2e\u539f\u5b50\u4e0a\u53d6\u4ee3\u57fa\u5bf9\u53cd\u5e94\u7684\u5f71\u54cd\uff0c\u4ee5\u671f\u5bf9\u5176\u5f62\u6210\u7684\u673a\u7406\u8fdb\u884c\u63a8\u6d4b\u3002<\/p>\n

1\u5b9e\u9a8c\u90e8\u5206<\/strong><\/p>\n

1.1N\uff0cN-\u4e8c(2-\u6c2f\u4e59\u57fa)\u7532\u80fa(1)\u7684\u5408\u6210<\/p>\n

1.1.1\u4ee5\u4e09\u4e59\u80fa\u4e3a\u6eb6\u5242\u5411\u5e72\u71e5\u7684100mL\u5355\u53e3\u74f6\u4e2d\u52a0\u51651.00g(8.5mmol)N-\u7532\u57fa\u4e8c\u80fa\uff0c2.58g(25.5mmol)\u4e09\u4e59\u80fa\u548c50mL\u4e8c\u6c2f\u7532\u70f7\uff0c\u51b0\u6d74\u6405\u62cc\u4e0b\u6ef4\u52a02.92g(25.5mmol)\u7532\u57fa\u78fa\u9170\u6c2f\uff0c\u6ef4\u52a0\u5b8c\u6bd5\u540e\uff0c\u5ba4\u6e29\u4e0b\u6405\u62cc\u53cd\u5e943h\u3002\u53cd\u5e94\u7ed3\u675f\u540e\u51cf\u538b\u84b8\u9664\u6eb6\u5242\u4e8c\u6c2f\u7532\u70f7\u540e\u5f97\u5230\u7c97\u54c1\uff0c\u7ecf\u67f1\u5c42\u6790(\/\u77f3\u6cb9\u919a=1\u22368\uff0cV\/V)\u5206\u79bb\uff0c\u6d53\u7f29\u540e\u5f97\u52301.11g\u65e0\u8272\u6cb9\u72b6\u7269\u3002<\/p>\n

1.1.2\u4ee5\u4e09\u6c2f\u7532\u70f7\u4e3a\u6eb6\u5242\u5411\u5e72\u71e5\u7684100mL\u5355\u53e3\u74f6\u4e2d\u52a0\u51651.00g(8.5mmol)N-\u7532\u57fa\u4e8c\u80fa\u7684\u6c2f\u4eff\u6eb6\u6db240mL\uff0c\u51b0\u6d74\u4e0b\u6ef4\u52a03.03g(25.5mmol)\u4e8c\u6c2f\u4e9a\u781c\u7684\u6c2f\u4eff\u6eb6\u6db210mL\uff0c\u5e38\u6e29\u4e0b\u6405\u62cc3h\u3002\u53cd\u5e94\u7ed3\u675f\u540e\u51cf\u538b\u84b8\u9664\u6eb6\u5242\u6c2f\u4eff\uff0c\u52a0\u5165K2CO3\u6c34\u6eb6\u6db2\u8c03\u8282pH\u52309\uff0c\u7ecf\u67f1\u5c42\u6790(\/\u77f3\u6cb9\u919a=1\u22368\uff0cV\/V)\u5206\u79bb\uff0c\u6d53\u7f29\u540e\u5f97\u52301.42g\u65e0\u8272\u6cb9\u72b6\u7269\u3002<\/p>\n

1.2N\uff0cN-\u4e8c\u7f9f\u4e59\u57fa\u7532\u80fa(2)\u7684\u5408\u6210\u5411\u5e72\u71e5\u7684250mL\u5355\u53e3\u74f6\u4e2d\u52a0\u51655.20g(49.5mmol)\u4e8c\u80fa\u30015.69g(45mmol)\u6c2f\u5316\u82c4100mL\u30011\uff0c4-\u4e8c\u6c27\u516d\u73af\u548c\u78b3\u9178\u94be6.21g(45mmol)\uff0c\u56de\u6d41\u6e29\u5ea6\u4e0b\u6405\u62cc2h\u3002\u53cd\u5e94\u7ed3\u675f\u540e\u65cb\u84b8\u9664\u53bb\u6eb6\u5242\uff0c\u52a0\u5165200mL\u4e8c\u6c2f\u7532\u70f7\uff0c\u75281mol\/LNaOH\u6c34\u6eb6\u6db2(100mL\u00d72)\u6d17\u6da4\uff0c\u65e0\u6c34\u9541\u5e72\u71e5\u540e\u8fc7\u6ee4\uff0c\u5f97\u7c97\u54c1\uff0c\u7ecf\u67f1\u5c42\u6790(\u7532\u9187\/=1\u223615\uff0cV\/V)\u5206\u79bb\uff0c\u6d53\u7f29\u540e\u5f97\u52307.57g\u65e0\u8272\u6cb9\u72b6\u7269\uff0c\u4ea7\u738786.1%\u3002<\/p>\n

1.3N\uff0cN-\u4e8c(2-\u6c2f\u4e59\u57fa)\u7532\u80fa(3)\u7684\u5408\u6210\u91c7\u7528\u4e0e1.1.2\u7c7b\u4f3c\u7684\u65b9\u6cd5\u5408\u6210\u4e86\u5316\u5408\u72693\uff0c\u53cd\u5e94\u5b8c\u6bd5\u540e\u75281mol\/LNaOH\u6c34\u6eb6\u6db2(100mL\u00d72)\u6d17\u6da4\uff0c\u65e0\u6c34\u9541\u5e72\u71e5\u540e\u8fc7\u6ee4\uff0c\u51cf\u538b\u84b8\u9664\u6eb6\u5242\u6c2f\u4eff\uff0c\u5f97\u65e0\u8272\u6cb9\u72b6\u72694.54g\uff0c\u4ea7\u7387\u4e3a97.3%\u3002<\/p>\n

1.4\u4e8c\u4e59\u4e8c\u9187\u4e8c\u7532\u57fa\u78fa\u9178\u916f(4)\u7684\u5408\u6210\u91c7\u7528\u4e0e1.1.1\u7c7b\u4f3c\u7684\u65b9\u6cd5\u5408\u6210\u4e86\u5316\u5408\u72694\uff0c\u53cd\u5e94\u5b8c\u6bd5\u540e\u75281mol\/L\u76d0\u9178(50mL\u00d72)\u6d17\u6da4\uff0c\u65e0\u6c34\u9541\u5e72\u71e5\u540e\u8fc7\u6ee4\uff0c\u51cf\u538b\u84b8\u9664\u6eb6\u5242\u4e8c\u6c2f\u7532\u70f7\uff0c\u5f97\u7c97\u54c1\uff0c\u7ecf\u67f1\u5c42\u6790(:\u77f3\u6cb9\u919a=1\u22361)\uff0c\u6d53\u7f29\u540e\u5f97\u52301.16g\u65e0\u8272\u6cb9\u72b6\u7269\uff0c\u4ea7\u7387\u4e3a81.0%\u3002<\/p>\n

1.51\uff0c5-\u620a\u4e8c\u9187\u4e8c\u7532\u57fa\u78fa\u9178\u916f(5)\u7684\u5408\u6210\u91c7\u7528\u4e0e1.1.1\u7c7b\u4f3c\u7684\u65b9\u6cd5\u5408\u6210\u4e86\u5316\u5408\u72695\uff0c\u53cd\u5e94\u5b8c\u6bd5\u540e\u75281mol\/L\u76d0\u9178(50mL\u00d72)\u6d17\u6da4\uff0c\u65e0\u6c34\u9541\u5e72\u71e5\u540e\u8fc7\u6ee4\uff0c\u51cf\u538b\u84b8\u9664\u6eb6\u5242\u4e8c\u6c2f\u7532\u70f7\uff0c\u5f97\u7c97\u54c1\uff0c\u7ecf\u67f1\u5c42\u6790(:\u77f3\u6cb9\u919a=1\u22361)\u5206\u79bb\uff0c\u6d53\u7f29\u540e\u5f97\u52301.13g\u65e0\u8272\u6cb9\u72b6\u7269\uff0c\u4ea7\u7387\u4e3a79.7%\u3002<\/p>\n

1.6N-\u7532\u57fa-N-(2-\u6c2f\u4e59\u57fa)\u82c4\u80fa(6)\u7684\u5408\u6210\u91c7\u7528\u4e0e1.1.1\u7c7b\u4f3c\u7684\u65b9\u6cd5\u5408\u6210\u4e86\u5316\u5408\u72696\uff0c\u53cd\u5e94\u5b8c\u6bd5\u540e\u75281mol\/LNaOH\u6c34\u6eb6\u6db2(50mL\u00d72)\u6d17\u6da4\uff0c\u65e0\u6c34\u9541\u5e72\u71e5\u540e\u8fc7\u6ee4\uff0c\u6d53\u7f29\u540e\u5f97\u65e0\u8272\u6cb9\u72b6\u72692.30g\uff0c\u4ea7\u7387\u4e3a83.5%\u3002<\/p>\n

2\u7ed3\u679c\u4e0e\u8ba8\u8bba<\/strong><\/p>\n

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