22439-61-8 2-溴二苯并噻吩

运输信息：常温运输。危险描述：非危险化学品。

用于化学合成和材料科学领域。

化学合成；材料科学

路线1：

• 步骤：将9.2g二苯并噻吩溶于150ml 1,2-二氯乙烷中，加入10.7g N-溴代琥珀酰亚胺和3g酸性粘土（pH=3），10℃反应6小时；加入150ml 5%碳酸氢钠水溶液搅拌1小时，分层后有机层水洗两次，蒸馏除溶剂得固体；加入300ml乙腈加热至82℃溶解，冷却至30℃析出副产物2,7-二溴二苯并噻吩，滤液蒸馏出310ml乙腈后冷却至室温，过滤得12.3g产品。
• 条件：10℃，1,2-二氯乙烷/水混合溶剂，N-溴代琥珀酰亚胺，酸性粘土（32.6wt%二苯并噻吩），5%碳酸氢钠水溶液，乙腈重结晶。
• 收率：93.18%，纯度99%以上。
• 参考文献：[1] Patent: KR101906794, 2018, B1; [2] Journal of Heterocyclic Chemistry, 1983, vol.20, p.861-866; [3] Patent: KR101497122, 2015, B1; [4] Patent: KR101535608, 2015, B1; [5] Patent: US10020452, 2018, B2; [6] Patent: CN107129486, 2017, A; [7] Patent: CN107089966, 2017, A; [8] Patent: CN107129485, 2017, A; [9] Organic Electronics: physics, materials, applications, 2016, vol.38, p.e1-e2; [10] Patent: JP2018/90561, 2018, A; [11] Patent: KR2015/133998, 2015, A; [12] Patent: CN106588935, 2017, A; [13] Patent: CN106588869, 2017, A; [14] Patent: US2018/72753, 2018, A1; [15] Patent: KR101897052, 2018, B1; [16] Patent: EP2711363, 2014, A1; [17] Patent: EP2757101, 2014, A1; [18] Patent: KR101578475, 2015, B1; [19] Patent: CN106187908, 2016, A; [20] Patent: WO2014/61991, 2014, A1; [21] Tetrahedron Letters, 2016, vol.57, #42, p.4723-4726; [22] Journal of Organic Chemistry, 2018; [23] Patent: US2018/319765, 2018, A1; [24] Advanced Synthesis and Catalysis, 2001, vol.343, #3, p.269-273; [25] Patent: US3953601, 1976, A; [26] Patent: US4018780, 1977, A; [27] Journal of Materials Chemistry, 2012, vol.22, #4, p.1313-1325; [28] Chemical Communications, 2016, vol.52, #12, p.2612-2615; [29] Patent: WO2017/144863, 2017, A1; [30] Patent: WO2017/153731, 2017, A1; [31] Science China Chemistry, 2017, vol.60, #10, p.1356-1366。 路线2：未提供具体步骤、条件和产率，仅参考文献[1] Patent: US2011/163302, 2011, A1。 路线3：未提供具体步骤、条件和产率，仅参考文献[1] Journal of Catalysis, 1997, vol.170, #1, p.29-36。