{"id":508,"date":"2023-07-22T21:10:15","date_gmt":"2023-07-22T21:10:15","guid":{"rendered":"https:\/\/chemuza.org\/cn\/%e4%b9%99%e7%82%94-%e4%b9%99%e7%82%94-c2h2-74-86-2\/"},"modified":"2023-07-22T21:10:15","modified_gmt":"2023-07-22T21:10:15","slug":"%e4%b9%99%e7%82%94-%e4%b9%99%e7%82%94-c2h2-74-86-2","status":"publish","type":"post","link":"https:\/\/chemuza.org\/cn\/%e4%b9%99%e7%82%94-%e4%b9%99%e7%82%94-c2h2-74-86-2\/","title":{"rendered":"\u4e59\u7094\uff08\u4e59\u7094\uff09\u2013 c2h2\uff0c74-86-2"},"content":{"rendered":"<p>\u4e59\u7094\uff08C2H2\uff09\uff0c\u53c8\u79f0\u4e59\u7094\uff0c\u662f\u4e00\u79cd\u9ad8\u5ea6\u6613\u71c3\u7684\u78b3\u6c22\u5316\u5408\u7269\uff0c\u5316\u5b66\u5f0f\u4e3aC2H2\u3002\u7531\u4e8e\u5176\u706b\u7130\u6e29\u5ea6\u9ad8\uff0c\u5e38\u7528\u4e8e\u710a\u63a5\u548c\u5272\u70ac\u3002<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>\u56fd\u9645\u7eaf\u7cb9\u548c\u5e94\u7528\u5316\u5b66\u8054\u5408\u4f1a\u540d\u79f0<\/td>\n<td>\u4e59\u7094<\/td>\n<\/tr>\n<tr>\n<td>\u5206\u5b50\u5f0f<\/td>\n<td>C2H2<\/td>\n<\/tr>\n<tr>\n<td> CAS \u53f7<\/td>\n<td>74-86-2<\/td>\n<\/tr>\n<tr>\n<td>\u540c\u4e49\u8bcd<\/td>\n<td>\u4e59\u7094\u3001\u4e59\u7094\u3001\u4e9a\u4e59\u70ef\u57fa\u3001\u4e59\u70ef\u6c14\u3001\u4e8c\u7532\u57fa<\/td>\n<\/tr>\n<tr>\n<td>\u4e59\u9170\u80c6\u78b1<\/td>\n<td>InChI=1S\/C2H2\/c1-2\/h1-2H<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<h6 class=\"wp-block-heading\">\u4e59\u7094\u7684\u7ed3\u6784<\/h6>\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/ethyne.jpg\" alt=\"\u4e59\u7094\u7684\u7ed3\u6784\" width=\"237\" height=\"88\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p>\u4e59\u7094\u7684\u7ed3\u6784\u7531\u4e24\u4e2a\u78b3\u539f\u5b50\u548c\u4e24\u4e2a\u6c22\u539f\u5b50\u7ec4\u6210\uff0c\u4ee5\u7ebf\u6027\u65b9\u5f0f\u6392\u5217\uff0c\u4e24\u4e2a\u78b3\u539f\u5b50\u4e4b\u95f4\u6709\u4e00\u4e2a\u4e09\u952e\u3002\u78b3\u539f\u5b50\u4e4b\u95f4\u7684\u4e09\u952e\u662f\u5f3a\u952e\uff0c\u8fd9\u4f7f\u5f97\u4e59\u7094\u6210\u4e3a\u9ad8\u53cd\u5e94\u6027\u5316\u5408\u7269\u3002\u4e09\u952e\u8fd8\u8d4b\u4e88\u4e59\u7094\u72ec\u7279\u7684\u5316\u5b66\u6027\u8d28\uff0c\u4f8b\u5982\u5176\u5728\u914d\u4f4d\u5316\u5408\u7269\u4e2d\u5145\u5f53\u914d\u4f53\u7684\u80fd\u529b\u3002<\/p>\n<h6 class=\"wp-block-heading\">\u4e59\u7094\u5206\u5b50\u5f0f<\/h6>\n<p>\u4e59\u7094\u7684\u5316\u5b66\u5f0f\u662fC2H2\uff0c\u8fd9\u8868\u660e\u5b83\u7531\u4e24\u4e2a\u78b3\u539f\u5b50\u548c\u4e24\u4e2a\u6c22\u539f\u5b50\u7ec4\u6210\u3002\u4e59\u7094\u516c\u5f0f\u5bf9\u4e8e\u5316\u5b66\u4e2d\u7684\u5404\u79cd\u8ba1\u7b97\u5f88\u91cd\u8981\uff0c\u4f8b\u5982\u786e\u5b9a\u53cd\u5e94\u7684\u5316\u5b66\u8ba1\u91cf\u6216\u8ba1\u7b97\u7279\u5b9a\u91cf\u4e59\u7094\u7684\u8d28\u91cf\u3002\u4e59\u7094\u7684\u5206\u5b50\u5f0f\u8fd8\u8868\u660e\u5176\u4e24\u4e2a\u78b3\u539f\u5b50\u4e4b\u95f4\u5177\u6709\u72ec\u7279\u7684\u4e09\u952e\uff0c\u8fd9\u8d4b\u4e88\u4e86\u5176\u72ec\u7279\u7684\u5316\u5b66\u6027\u8d28\u548c\u53cd\u5e94\u6027\u3002<\/p>\n<h6 class=\"wp-block-heading\">\u4e59\u7094\u6469\u5c14\u8d28\u91cf<\/h6>\n<p>\u4e59\u7094\uff0c\u4e5f\u79f0\u4e3a\u4e59\u7094\uff0c\u7684\u6469\u5c14\u8d28\u91cf\u4e3a 26.04 g\/mol\u3002\u8be5\u503c\u662f\u901a\u8fc7\u5c06\u5316\u5b66\u5f0f C2H2 \u4e2d\u4e24\u4e2a\u78b3\u539f\u5b50\uff08\u6bcf\u4e2a 12.01 g\/mol\uff09\u548c\u4e24\u4e2a\u6c22\u539f\u5b50\uff08\u6bcf\u4e2a 1.01 g\/mol\uff09\u7684\u539f\u5b50\u8d28\u91cf\u76f8\u52a0\u800c\u83b7\u5f97\u7684\u3002\u4e59\u7094\u7684\u6469\u5c14\u8d28\u91cf\u5bf9\u4e8e\u5404\u79cd\u8ba1\u7b97\u90fd\u5f88\u91cd\u8981\uff0c\u4f8b\u5982\u786e\u5b9a\u7279\u5b9a\u53cd\u5e94\u6240\u9700\u7684\u4e59\u7094\u91cf\u6216\u8ba1\u7b97\u6eb6\u6db2\u7684\u6d53\u5ea6\u3002<\/p>\n<h6 class=\"wp-block-heading\">\u4e59\u7094\u7684\u6cb8\u70b9<\/h6>\n<p>\u4e59\u7094\u5728\u6807\u51c6\u538b\u529b\u4e0b\u7684\u6cb8\u70b9\u4e3a -84\u00b0C (-119\u00b0F)\u3002\u8fd9\u79cd\u4f4e\u6cb8\u70b9\u662f\u7531\u4e8e\u4e59\u7094\u5206\u5b50\u4e4b\u95f4\u7684\u5206\u5b50\u95f4\u529b\u8f83\u5f31\uff0c\u4e3b\u8981\u662f\u8303\u5fb7\u534e\u529b\u3002\u5728\u8f83\u9ad8\u538b\u529b\u4e0b\uff0c\u4e59\u7094\u7684\u6cb8\u70b9\u968f\u7740\u5206\u5b50\u95f4\u4f5c\u7528\u529b\u7684\u589e\u5f3a\u800c\u5347\u9ad8\u3002\u4e59\u7094\u901a\u5e38\u7528\u4e8e\u710a\u63a5\u548c\u5207\u5272\u70ac\uff0c\u4e0e\u6c27\u6c14\u6df7\u5408\u5e76\u70b9\u71c3\u4ee5\u4ea7\u751f\u7528\u4e8e\u7194\u5316\u548c\u5207\u5272\u91d1\u5c5e\u7684\u9ad8\u6e29\u706b\u7130\u3002<\/p>\n<h6 class=\"wp-block-heading\">\u4e59\u7094\u7684\u7194\u70b9<\/h6>\n<p>\u6807\u51c6\u538b\u529b\u4e0b\u4e59\u7094\u7684\u7194\u70b9\u4e3a -80.8\u00b0C (-113.4\u00b0F)\u3002\u7531\u4e8e\u5206\u5b50\u95f4\u7684\u5206\u5b50\u95f4\u529b\u8f83\u5f31\uff0c\u4e59\u7094\u7684\u7194\u70b9\u4e5f\u8f83\u4f4e\uff0c\u4e0e\u5176\u6cb8\u70b9\u76f8\u4f3c\u3002\u4e59\u7094\u5728\u5ba4\u6e29\u548c\u538b\u529b\u4e0b\u662f\u6c14\u4f53\uff0c\u901a\u5e38\u4e0d\u4ee5\u56fa\u4f53\u5f62\u5f0f\u4f7f\u7528\u3002<\/p>\n<h6 class=\"wp-block-heading\">\u4e59\u7094\u5bc6\u5ea6g\/ml<\/h6>\n<p>\u5728\u6807\u51c6\u538b\u529b\u548c\u6e29\u5ea6 (STP)\uff08\u5b9a\u4e49\u4e3a 0 \u00b0C (32 \u00b0F) \u548c 1 atm (101.3 kPa)\uff09\u4e0b\uff0c\u4e59\u7094\u6c14\u4f53\u7684\u5bc6\u5ea6\u4e3a 1.097 g\/mL\u3002\u8be5\u5bc6\u5ea6\u5927\u4e8e\u7a7a\u6c14\u7684\u5bc6\u5ea6\uff0c\u7a7a\u6c14\u5728 STP \u4e0b\u7684\u5bc6\u5ea6\u7ea6\u4e3a 1.2 g\/mL\u3002\u56e0\u6b64\uff0c\u4e59\u7094\u6c14\u4f53\u6bd4\u7a7a\u6c14\u7a0d\u91cd\uff0c\u5bb9\u6613\u79ef\u805a\u5728\u4f4e\u5904\u3002<\/p>\n<h6 class=\"wp-block-heading\">\u4e59\u7094\u7684\u5206\u5b50\u91cf<\/h6>\n<p>\u4e59\u7094\u7684\u5206\u5b50\u91cf\uff0c\u4e5f\u79f0\u4e3a\u76f8\u5bf9\u5206\u5b50\u8d28\u91cf\uff0c\u4e3a26.04 g\/mol\u3002\u8be5\u503c\u662f\u901a\u8fc7\u6dfb\u52a0\u5316\u5b66\u5f0f C2H2 \u7684\u5143\u7d20\u7684\u539f\u5b50\u91cf\u6765\u8ba1\u7b97\u7684\u3002\u4e59\u7094\u7684\u5206\u5b50\u91cf\u5bf9\u4e8e\u5316\u5b66\u4e2d\u7684\u5404\u79cd\u8ba1\u7b97\u5f88\u91cd\u8981\uff0c\u4f8b\u5982\u786e\u5b9a\u5316\u5408\u7269\u7684\u5206\u5b50\u91cf\u6216\u8ba1\u7b97\u7ed9\u5b9a\u8d28\u91cf\u4e59\u7094\u7684\u6469\u5c14\u6570\u3002<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>\u5916\u8c8c<\/td>\n<td>\u65e0\u8272\u6c14\u4f53<\/td>\n<\/tr>\n<tr>\n<td>\u6bd4\u91cd<\/td>\n<td>0.9005\uff08\u7a7a\u6c14=1\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u989c\u8272<\/td>\n<td>\u65e0\u8272<\/td>\n<\/tr>\n<tr>\n<td>\u95fb<\/td>\n<td>\u5927\u849c\u5473<\/td>\n<\/tr>\n<tr>\n<td>\u6469\u5c14\u8d28\u91cf<\/td>\n<td>26.04 \u514b\/\u6469\u5c14<\/td>\n<\/tr>\n<tr>\n<td>\u5bc6\u5ea6<\/td>\n<td>1,097 \u514b\/\u6beb\u5347<\/td>\n<\/tr>\n<tr>\n<td>\u878d\u5408\u70b9<\/td>\n<td>-80.8\u00b0C (-113.4\u00b0F)<\/td>\n<\/tr>\n<tr>\n<td>\u6cb8\u70b9<\/td>\n<td>-84\u00b0C (-119\u00b0F)<\/td>\n<\/tr>\n<tr>\n<td>\u95ea\u70b9<\/td>\n<td>-18\u00b0C (0\u00b0F)<\/td>\n<\/tr>\n<tr>\n<td>\u6c34\u4e2d\u6eb6\u89e3\u5ea6<\/td>\n<td>25\u00b0C \u65f6\u4e3a 0.115 \u514b\/100 \u6beb\u5347<\/td>\n<\/tr>\n<tr>\n<td>\u6eb6\u89e3\u5ea6<\/td>\n<td>\u6eb6\u4e8e\u4e19\u916e\u3001\u6c2f\u4eff\u548c\u4e59\u9187<\/td>\n<\/tr>\n<tr>\n<td>\u84b8\u6c7d\u538b\u529b<\/td>\n<td>25\u00b0C \u65f6\u4e3a 634.8 kPa<\/td>\n<\/tr>\n<tr>\n<td>\u84b8\u6c14\u5bc6\u5ea6<\/td>\n<td>0.91\uff08\u7a7a\u6c14=1\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u86cb\u767d\u6fc0\u9176A<\/td>\n<td> 25<\/td>\n<\/tr>\n<tr>\n<td> PH\u503c<\/td>\n<td>\u4e0d\u9002\u7528\uff08\u6c14\u4f53\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<h5 class=\"wp-block-heading\"><strong><br \/>\u4e59\u70ef\u7684\u5b89\u5168\u548c\u5371\u9669<\/strong><\/h5>\n<p>\u7531\u4e8e\u4e59\u7094\u5177\u6709\u5371\u9669\u7279\u6027\uff0c\u56e0\u6b64\u8c28\u614e\u5904\u7406\u4e59\u7094\u975e\u5e38\u91cd\u8981\u3002\u4e59\u7094\u662f\u4e00\u79cd\u9ad8\u5ea6\u6613\u71c3\u6c14\u4f53\uff0c\u4f53\u79ef\u6d53\u5ea6\u5728 2.5% \u81f3 82% \u4e4b\u95f4\u65f6\u53ef\u4e0e\u7a7a\u6c14\u5f62\u6210\u7206\u70b8\u6027\u6df7\u5408\u7269\u3002\u5b83\u8fd8\u53ef\u80fd\u4e0e\u6c27\u5316\u5242\u548c\u5364\u7d20\u53d1\u751f\u5267\u70c8\u53cd\u5e94\uff0c\u91ca\u653e\u5927\u91cf\u70ed\u91cf\u5e76\u53ef\u80fd\u5f15\u8d77\u7206\u70b8\u3002\u4e59\u7094\u6c14\u4f53\u4e5f\u662f\u4e00\u79cd\u7b80\u5355\u7684\u7a92\u606f\u5242\uff0c\u53ef\u4ee5\u53d6\u4ee3\u5bc6\u95ed\u7a7a\u95f4\u4e2d\u7684\u6c27\u6c14\uff0c\u5bfc\u81f4\u7a92\u606f\u3002\u957f\u65f6\u95f4\u63a5\u89e6\u9ad8\u6d53\u5ea6\u4e59\u7094\u4f1a\u5bfc\u81f4\u5934\u6655\u3001\u5934\u75db\u3001\u6076\u5fc3\u548c\u610f\u8bc6\u4e27\u5931\u3002\u56e0\u6b64\uff0c\u5fc5\u987b\u9075\u5faa\u9002\u5f53\u7684\u5b89\u5168\u7a0b\u5e8f\uff0c\u4f8b\u5982\u5728\u5904\u7406\u4e59\u7094\u65f6\u4f7f\u7528\u9002\u5f53\u7684\u9632\u62a4\u8bbe\u5907\u5e76\u5728\u901a\u98ce\u826f\u597d\u7684\u533a\u57df\u5de5\u4f5c\u3002<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>\u5371\u9669\u7b26\u53f7<\/td>\n<td>F+\uff08\u9ad8\u5ea6\u6613\u71c3\uff09\u3001T\uff08\u6709\u6bd2\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u5b89\u5168\u8bf4\u660e<\/td>\n<td>\u9ad8\u5ea6\u6613\u71c3\u6c14\u4f53\u3002\u8fdc\u79bb\u70ed\u6e90\/\u706b\u82b1\/\u660e\u706b\/\u70ed\u8868\u9762\u3002\u4ec5\u5728\u901a\u98ce\u826f\u597d\u7684\u533a\u57df\u4f7f\u7528\u3002\u907f\u514d\u5438\u5165\u6c14\u4f53\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u8054\u5408\u56fd\u8bc6\u522b\u53f7<\/td>\n<td>1962\u5e74<\/td>\n<\/tr>\n<tr>\n<td>\u6d77\u5173\u7f16\u7801<\/td>\n<td>290110<\/td>\n<\/tr>\n<tr>\n<td>\u5371\u9669\u7b49\u7ea7<\/td>\n<td>2.1\uff08\u6613\u71c3\u6c14\u4f53\uff09\uff0c6.1\uff08\u6709\u6bd2\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u5305\u88c5\u7ec4\u522b<\/td>\n<td>\u524d\u5217\u817a\u7d20I<\/td>\n<\/tr>\n<tr>\n<td>\u6bd2\u6027<\/td>\n<td>\u7b80\u5355\u4e14\u5267\u6bd2\u7684\u7a92\u606f\u5242\u3002\u957f\u65f6\u95f4\u63a5\u89e6\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5934\u6655\u3001\u5934\u75db\u3001\u6076\u5fc3\u548c\u610f\u8bc6\u4e27\u5931\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<h5 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