{"id":8047,"date":"2025-03-12T06:14:04","date_gmt":"2025-03-11T22:14:04","guid":{"rendered":"https:\/\/www.51dea.com\/archives\/8047"},"modified":"2025-03-12T06:14:04","modified_gmt":"2025-03-11T22:14:04","slug":"dmcha%ef%bc%88nn-%e4%ba%8c%e7%94%b2%e5%9f%ba%e7%8e%af%e5%b7%b1%e8%83%ba%ef%bc%89%ef%bc%9a%e6%bb%a1%e8%b6%b3%e6%9c%aa%e6%9d%a5%e9%ab%98%e6%a0%87%e5%87%86%e8%81%9a%e6%b0%a8%e9%85%af%e5%b8%82%e5%9c%ba","status":"publish","type":"post","link":"https:\/\/www.51dea.com\/archives\/8047","title":{"rendered":"DMCHA\uff08N,N-\u4e8c\u7532\u57fa\u73af\u5df1\u80fa\uff09\uff1a\u6ee1\u8db3\u672a\u6765\u9ad8\u6807\u51c6\u805a\u6c28\u916f\u5e02\u573a\u9700\u6c42\u7684\u9009\u62e9"},"content":{"rendered":"

DMCHA\uff08N,N-\u4e8c\u7532\u57fa\u73af\u5df1\u80fa\uff09\uff1a\u6ee1\u8db3\u672a\u6765\u9ad8\u6807\u51c6\u805a\u6c28\u916f\u5e02\u573a\u9700\u6c42\u7684\u9009\u62e9<\/h1>\n

\u5f15\u8a00<\/h2>\n

\u968f\u7740\u5168\u7403\u5de5\u4e1a\u7684\u5feb\u901f\u53d1\u5c55\uff0c\u805a\u6c28\u916f\u6750\u6599\u56e0\u5176\u4f18\u5f02\u7684\u6027\u80fd\u5728\u5efa\u7b51\u3001\u6c7d\u8f66\u3001\u5bb6\u5177\u3001\u7535\u5b50\u3001\u533b\u7597\u7b49\u9886\u57df\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\u3002\u805a\u6c28\u916f\u6750\u6599\u7684\u6027\u80fd\u5f88\u5927\u7a0b\u5ea6\u4e0a\u53d6\u51b3\u4e8e\u5176\u751f\u4ea7\u8fc7\u7a0b\u4e2d\u6240\u4f7f\u7528\u7684\u50ac\u5316\u5242\u3002N,N-\u4e8c\u7532\u57fa\u73af\u5df1\u80fa\uff08DMCHA\uff09\u4f5c\u4e3a\u4e00\u79cd\u9ad8\u6548\u50ac\u5316\u5242\uff0c\u8fd1\u5e74\u6765\u5728\u805a\u6c28\u916f\u884c\u4e1a\u4e2d\u5907\u53d7\u5173\u6ce8\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecdDMCHA\u7684\u7279\u6027\u3001\u5e94\u7528\u3001\u5e02\u573a\u524d\u666f\u53ca\u5176\u5728\u6ee1\u8db3\u672a\u6765\u9ad8\u6807\u51c6\u805a\u6c28\u916f\u5e02\u573a\u9700\u6c42\u4e2d\u7684\u91cd\u8981\u4f5c\u7528\u3002<\/p>\n

\u4e00\u3001DMCHA\u7684\u57fa\u672c\u7279\u6027<\/h2>\n

1.1 \u5316\u5b66\u7ed3\u6784<\/h3>\n

DMCHA\u7684\u5316\u5b66\u540d\u79f0\u4e3aN,N-\u4e8c\u7532\u57fa\u73af\u5df1\u80fa\uff0c\u5206\u5b50\u5f0f\u4e3aC8H17N\uff0c\u5206\u5b50\u91cf\u4e3a127.23 g\/mol\u3002\u5176\u7ed3\u6784\u5f0f\u4e3a\uff1a<\/p>\n

      CH3\n       |\n  C6H11-N-CH3<\/code><\/pre>\n

DMCHA\u662f\u4e00\u79cd\u65e0\u8272\u81f3\u6de1\u9ec4\u8272\u7684\u6db2\u4f53\uff0c\u5177\u6709\u80fa\u7c7b\u7279\u6709\u7684\u6c14\u5473\u3002\u5b83\u6613\u6eb6\u4e8e\u6c34\u548c\u5927\u591a\u6570\u6709\u673a\u6eb6\u5242\uff0c\u5177\u6709\u826f\u597d\u7684\u5316\u5b66\u7a33\u5b9a\u6027\u3002<\/p>\n

1.2 \u7269\u7406\u6027\u8d28<\/h3>\n\n\n\n\n\n\n\n\n\n\n\n
\u6027\u8d28<\/th>\n\u6570\u503c\/\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n
\u5916\u89c2<\/td>\n\u65e0\u8272\u81f3\u6de1\u9ec4\u8272\u6db2\u4f53<\/td>\n<\/tr>\n
\u5bc6\u5ea6 (20\u00b0C)<\/td>\n0.85 g\/cm\u00b3<\/td>\n<\/tr>\n
\u6cb8\u70b9<\/td>\n160-162\u00b0C<\/td>\n<\/tr>\n
\u95ea\u70b9<\/td>\n45\u00b0C<\/td>\n<\/tr>\n
\u84b8\u6c7d\u538b (20\u00b0C)<\/td>\n0.2 kPa<\/td>\n<\/tr>\n
\u6eb6\u89e3\u6027<\/td>\n\u6613\u6eb6\u4e8e\u6c34\u3001\u3001\u7b49<\/td>\n<\/tr>\n
\u7a33\u5b9a\u6027<\/td>\n\u5728\u5e38\u6e29\u4e0b\u7a33\u5b9a\uff0c\u907f\u514d\u5f3a\u6c27\u5316\u5242<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

1.3 \u5316\u5b66\u6027\u8d28<\/h3>\n

DMCHA\u662f\u4e00\u79cd\u53d4\u80fa\u7c7b\u5316\u5408\u7269\uff0c\u5177\u6709\u8f83\u5f3a\u7684\u78b1\u6027\u3002\u5b83\u53ef\u4ee5\u4e0e\u9178\u53cd\u5e94\u751f\u6210\u76d0\uff0c\u4e5f\u53ef\u4ee5\u4e0e\u5f02\u6c30\u9178\u916f\u53cd\u5e94\u751f\u6210\u805a\u6c28\u916f\u3002DMCHA\u7684\u78b1\u6027\u4f7f\u5176\u5728\u805a\u6c28\u916f\u53cd\u5e94\u4e2d\u8868\u73b0\u51fa\u4f18\u5f02\u7684\u50ac\u5316\u6027\u80fd\u3002<\/p>\n

\u4e8c\u3001DMCHA\u5728\u805a\u6c28\u916f\u4e2d\u7684\u5e94\u7528<\/h2>\n

2.1 \u805a\u6c28\u916f\u7684\u57fa\u672c\u53cd\u5e94<\/h3>\n

\u805a\u6c28\u916f\u7684\u5408\u6210\u4e3b\u8981\u6d89\u53ca\u4e24\u79cd\u53cd\u5e94\uff1a\u5f02\u6c30\u9178\u916f\u4e0e\u591a\u5143\u9187\u7684\u52a0\u6210\u53cd\u5e94\u548c\u5f02\u6c30\u9178\u916f\u4e0e\u6c34\u7684\u53cd\u5e94\u3002DMCHA\u4f5c\u4e3a\u50ac\u5316\u5242\uff0c\u53ef\u4ee5\u52a0\u901f\u8fd9\u4e24\u79cd\u53cd\u5e94\u7684\u8fdb\u884c\uff0c\u4ece\u800c\u63d0\u9ad8\u805a\u6c28\u916f\u7684\u751f\u4ea7\u6548\u7387\u3002<\/p>\n

2.1.1 \u5f02\u6c30\u9178\u916f\u4e0e\u591a\u5143\u9187\u7684\u53cd\u5e94<\/h4>\n

\u5f02\u6c30\u9178\u916f\uff08R-NCO\uff09\u4e0e\u591a\u5143\u9187\uff08R’-OH\uff09\u53cd\u5e94\u751f\u6210\u805a\u6c28\u916f\uff08R-NH-COO-R’\uff09\u3002DMCHA\u901a\u8fc7\u63d0\u4f9b\u78b1\u6027\u73af\u5883\uff0c\u4fc3\u8fdb\u5f02\u6c30\u9178\u916f\u4e0e\u591a\u5143\u9187\u7684\u53cd\u5e94\uff0c\u7f29\u77ed\u53cd\u5e94\u65f6\u95f4\uff0c\u63d0\u9ad8\u53cd\u5e94\u6548\u7387\u3002<\/p>\n

2.1.2 \u5f02\u6c30\u9178\u916f\u4e0e\u6c34\u7684\u53cd\u5e94<\/h4>\n

\u5f02\u6c30\u9178\u916f\u4e0e\u6c34\u53cd\u5e94\u751f\u6210\u4e8c\u6c27\u5316\u78b3\u548c\u80fa\uff08R-NH2\uff09\u3002DMCHA\u53ef\u4ee5\u52a0\u901f\u8fd9\u4e00\u53cd\u5e94\uff0c\u4ece\u800c\u5728\u53d1\u6ce1\u805a\u6c28\u916f\u7684\u751f\u4ea7\u4e2d\u8d77\u5230\u5173\u952e\u4f5c\u7528\u3002<\/p>\n

2.2 DMCHA\u5728\u805a\u6c28\u916f\u6ce1\u6cab\u4e2d\u7684\u5e94\u7528<\/h3>\n

\u805a\u6c28\u916f\u6ce1\u6cab\u662f\u805a\u6c28\u916f\u6750\u6599\u4e2d\u5e94\u7528\u5e7f\u6cdb\u7684\u4e00\u79cd\u5f62\u5f0f\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5bb6\u5177\u3001\u5e8a\u57ab\u3001\u6c7d\u8f66\u5ea7\u6905\u3001\u5efa\u7b51\u4fdd\u6e29\u7b49\u9886\u57df\u3002DMCHA\u4f5c\u4e3a\u50ac\u5316\u5242\uff0c\u5728\u805a\u6c28\u916f\u6ce1\u6cab\u7684\u751f\u4ea7\u4e2d\u5177\u6709\u4ee5\u4e0b\u4f18\u52bf\uff1a<\/p>\n