{"id":21223,"date":"2025-11-03T09:01:38","date_gmt":"2025-11-03T00:01:38","guid":{"rendered":"https:\/\/blog.agentsoft.co.kr\/index.php\/2025\/11\/03\/21223\/"},"modified":"2025-11-03T09:01:38","modified_gmt":"2025-11-03T00:01:38","slug":"%ec%9c%a0%ea%b8%b0%ed%99%94%ed%95%99%ec%8b%a4%ed%97%982-prelab_-diphenylacetylene-from-stilbene","status":"publish","type":"post","link":"https:\/\/blog.agentsoft.co.kr\/index.php\/2025\/11\/03\/21223\/","title":{"rendered":"\uc720\uae30\ud654\ud559\uc2e4\ud5d82 prelab_ Diphenylacetylene from Stilbene"},"content":{"rendered":"

<\/p>\n

\ubaa9\ucc28<\/strong><\/p>\n

1. objectives
\n2. principle
\n3. methodes
\n4. expected result
\n5. table of relevant chemical properties
\n6. reference<\/p>\n

\ubcf8\ubb38\ub0b4\uc6a9<\/strong><\/p>\n

Objectives: (E)-stilbene \uc744 bromination \ud558\uc5ec \uc0dd\uae34 1,2-dibromo-1,2-dipheylethane\uc73c\ub85c\ubd80\ud130 Double hydrohalogenation \ubc18\uc751\uc744 \ud1b5\ud574 Diphenylacetylene\uc744 \ud569\uc131\ud560 \uc218 \uc788\uace0 TLC\ub85c \uc0dd\uc131\ubb3c\uc9c8\uc744 \ud655\uc778\ud560 \uc218 \uc788\ub2e4.<\/p>\n

Principles:
\nalkyne\uc740 \uc5fc\uae30 \uc870\uac74 \ud558\uc5d0\uc11c 1,2-dihalides\uc758 dehydrohalogenation\uc5d0 \uc758\ud574 \uc27d\uac8c \ub9cc\ub4e4\uc5b4\uc9c4\ub2e4. \uc2e4\ud5d8 A\uc5d0\uc11c\ub294 brominium ion intermediate\uc774 \ud615\uc131\ub418\ub294\ub370, C=C\uac00 Br2\uc5d0 \uce5c\ud575\uccb4\ub85c \uc791\uc6a9\ud558\uc5ec Br2 \uc758 \uacb0\ud569\uc744 \ub04a\uace0 Br-\ub97c \ub9cc\ub4e0\ub2e4. \uc774 \uacfc\uc815\uc5d0\uc11c Bridged bromonium ion\uc774 C+\ud615\ud0dc\uc758 \uc911\uac04\uccb4\ub97c \ub9cc\ub4e4\uba70 \uc548\uc815\ud574\uc9c4\ub2e4. \uc804\uccb4 \ub9e4\ucee4\ub2c8\uc998\uc740 \uadf8\ub9bc1\uacfc \uac19\ub2e4. \uc2e4\ud5d8 B\uc5d0\uc11c\ub294 E2 \ubc18\uc751\uc774 \ub450 \ubc88 \uc77c\uc5b4\ub098\ub294\ub370, OH-\uac00 strong base\ub85c \uc791\uc6a9\ud558\uc5ec H+\ub97c \uac00\uc838\uc624\uace0 Br\uc744 good leaving group\uc73c\ub85c \ub9cc\ub4e4\uc5b4 \ub0b4\ubcf4\ub0b8\ub2e4.<\/p>\n

\ucd9c\ucc98 : \ud574\ud53c\ucea0\ud37c\uc2a4<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\ubaa9\ucc28 1. objectives 2. principle 3. methodes 4. expected result 5. table of relevant chemical properties 6. reference \ubcf8\ubb38\ub0b4\uc6a9 Objectives: (E)-stilbene \uc744 bromination \ud558\uc5ec \uc0dd\uae34 1,2-dibromo-1,2-dipheylethane\uc73c\ub85c\ubd80\ud130 Double hydrohalogenation \ubc18\uc751\uc744 \ud1b5\ud574 Diphenylacetylene\uc744 \ud569\uc131\ud560 \uc218 \uc788\uace0 TLC\ub85c \uc0dd\uc131\ubb3c\uc9c8\uc744 \ud655\uc778\ud560 \uc218 \uc788\ub2e4. Principles: alkyne\uc740 \uc5fc\uae30 \uc870\uac74 \ud558\uc5d0\uc11c 1,2-dihalides\uc758 dehydrohalogenation\uc5d0 \uc758\ud574 \uc27d\uac8c \ub9cc\ub4e4\uc5b4\uc9c4\ub2e4. \uc2e4\ud5d8 A\uc5d0\uc11c\ub294 brominium ion intermediate\uc774 \ud615\uc131\ub418\ub294\ub370, […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[26014,19140,26041,6907,4579,20400],"class_list":["post-21223","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-chemistry","tag-lg","tag-orgnaicchemistry","tag-synthesis","tag-4579","tag---tlc"],"_links":{"self":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts\/21223","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/comments?post=21223"}],"version-history":[{"count":0,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts\/21223\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/media?parent=21223"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/categories?post=21223"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/tags?post=21223"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}