769944-78-7
769944-78-7 结构式
基本信息
N-BOC-4-对溴苯基哌啶
1-N-BOC-4-对溴苯基哌啶
N-BOC-4-(4-溴苯基)哌啶
1-N-BOC-4-(4-溴苯基)哌啶
4-(4-溴苯基)哌啶-1-羧酸叔丁酯
1-N-叔丁氧羰基-4-(4-溴苯基)哌啶
1-Boc-4-(4-Bromo-phenyl)-piperidine
1-N-BOC-4-(4-BROMOPHENYL)PIPERIDINE
1-N-Boc-4-(5-Bromophenyl)piperidine
4-(N-Boc-piperidin-4-yl)bromobenzene
4-(4-BROMO-PHENYL)-PIPERIDINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER
1-Piperidinecarboxylic acid, 4-(4-bromophenyl)-, 1,1-dimethylethyl ester
物理化学性质
制备方法
80980-89-8
24424-99-5
769944-78-7
部分A:在0℃条件下,将4-(4-溴苯基)哌啶(960mg, 4.0mmol)与二碳酸二叔丁酯(960mg, 4.4mmol)在二氯甲烷(DCM, 10mL)中混合。通过LC-MS分析确认反应完成后,加入额外的二氯甲烷(10mL)稀释反应混合物。随后,用1N HCl(10mL)洗涤反应混合物,以去除未反应的原料和副产物。有机相用无水硫酸镁干燥,过滤后浓缩。通过快速柱色谱法纯化粗产物,采用梯度洗脱(0至100%己烷/乙酸乙酯)条件,得到目标化合物1-N-Boc-4-(4-溴苯基)哌啶(化合物2),为白色固体(1.36g, 100%收率)。HPLC-MS分析显示保留时间t R = 2.50min(UV检测波长2*nm),质量计算值为C16H22BrNO2[M+H]+ 339.1,实际观察到的LCMS m/z为284.1(M+H-tBu)。
参考文献:
[1] Patent: WO2010/17060, 2010, A1. Location in patent: Page/Page column 31
[2] Patent: WO2009/158369, 2009, A1. Location in patent: Page/Page column 50
[3] Patent: WO2017/11776, 2017, A1. Location in patent: Paragraph 00698; 00699; 00700
[4] Patent: WO2007/70398, 2007, A1. Location in patent: Page/Page column 253
[5] Patent: WO2007/97937, 2007, A1. Location in patent: Page/Page column 188-189
