Synthesis of deuterium‐labeled CCR2 antagonist JNJ‐26131300, [4‐(1
<i>H</i>
‐indol‐ 3‐yl)‐piperidin‐1‐yl]‐{1‐[3‐(3,4,5‐trifluoro‐phenyl)‐acryloyl]‐piperidin‐4‐yl}‐acetic acid
作者:Ronghui Lin、Yong Gong、Rhys Salter
DOI:10.1002/jlcr.3967
日期:2022.5.15
through multiple steps from 3-(3,4,5-trifluoro-phenyl)-acrylic acid and bromo-piperidin-4-yl-acetic acid ethyl ester. Nucleophilic coupling of 3-piperidin-4-yl-1H-indole-D5 with bromo-1-[3-(3,4,5-trifluoro-phenyl)-acryloyl]-piperidin-4-yl}-acetic acid afforded the desired compound [4-(1H-indol-3-yl)-piperidin-1-yl]-1-[3-(3,4,5-trifluoro-phenyl)-acryloyl]-piperidin-4-yl}-acetic acid-D5 .
合成多种氘标记的CCR2拮抗剂JNJ-26131300,即[4-(1H-indol-3-yl)-piperidin-1-yl]-1-[3-(3,4,5-trifluoro-描述了苯基)-丙烯酰基]-哌啶-4-基}-乙酸。首先,吲哚-D7与4-哌啶酮缩合生成3-(1,2,3,6-四氢吡啶-4-基)-1H-吲哚-D5,随后催化氢化得到3-哌啶-4-基-1H-吲哚-D5。接下来,溴-1-[3-(3,4,5-三氟苯基)-丙烯酰基]-哌啶-4-基}-乙酸由3-(3,4,5-三氟-苯基)-丙烯酸和溴-哌啶-4-基-乙酸乙酯。3-哌啶-4-基-1H-吲哚-D5与溴-1-[3-(3,4,5-三氟-苯基)-丙烯酰基]-哌啶-4-基}-乙酸的亲核偶联得到所需化合物 [4-(1H-indol-3-yl)-piperidin-1-yl]-1-[3-(3,4,