医药中间体；化学合成原料；材料科学用试剂
医药;化学合成;材料科学
路线1：以[2,2'-联吡啶]-4,4'-二甲酸二乙酯为原料
- 步骤：将硼氢化钠（1.87g，49mmol）加入到溶解在无水乙醇（34mL）中的[2,2'-联吡啶]-4,4'-二羧酸二乙酯（567mg，1.89mmol）的悬浮液中；回流3小时；冷却至室温后，加入饱和氯化铵溶液（24mL/g NH₄Cl）分解过量硼氢化钠；真空蒸发乙醇，超声浴将所得固体溶于最少量水中；乙酸乙酯（5×34mL）萃取，硫酸钠干燥，真空浓缩得白色粉末。
- 收率：91%
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