N-苯甲氧基甲酰基-1,2,5,6-四氢吡啶用于合成IIA型拓扑异构酶强效抗菌药物,同时也用作木瓜蛋白酶类cathespin蛋白酶抑制剂的合成原料。
制备N-苯甲氧基甲酰基-1,2,5,6-四氢吡啶可通过1,2,3,6-四氢吡啶与氯甲酸苄酯的一步反应制得,其中缚酸剂可以选用碳酸钠、三乙胺或碳酸钠水溶液。
将1,2,3,6-四氢吡啶(1当量)、碳酸钠(1.5当量)和水(45当量)的混合物置于冰水浴中冷却。在1小时内滴加氯甲酸苄酯(1.1 当量),然后在5℃下维持2小时,最后升至室温反应16小时。将反应混合物用盐水稀释,产物通过乙酸乙酯(EtOAc)萃取,并经无水硫酸钠干燥后减压浓缩得到油状化合物N-苯甲氧基甲酰基-1,2,5,6-四氢吡啶(产率99%)。其质谱数据:计算值为C₁₃H₁₅NO₂(M⁺⁺¹) 218.26,实测值为218.10。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
4-羟基-1-哌啶甲酸苄酯 | 1-(benzyloxycarbonyl)-4-hydroxypiperidine | 95798-23-5 | C13H17NO3 | 235.283 |
1-CBZ-4-碘哌啶 | benzyl 4-iodopiperidine-1-carboxylate | 885275-00-3 | C13H16INO2 | 345.18 |
4-溴哌啶-1-甲酸苄酯 | benzyl 4-bromo-1-piperidinecarboxylate | 166953-64-6 | C13H16BrNO2 | 298.18 |
3-羟基四氢-吡啶甲酸苄酯 | benzyl 3-hydroxypiperidine-1-carboxylate | 95798-22-4 | C13H17NO3 | 235.283 |
N-Cbz-哌啶-4-羧酸 | 1-benzyloxycarbonylpiperidine-4-carboxylic acid | 10314-98-4 | C14H17NO4 | 263.293 |
2,5-二氧代吡咯烷-1-羧酸苄酯 | N-(benzyloxycarbonyl)succinimide | 75315-63-8 | C12H11NO4 | 233.224 |
N-CBZ-4-甲烷磺酰氧基哌啶 | benzyl 4-((methylsulfonyl)oxy)piperidine-1-carboxylate | 199103-19-0 | C14H19NO5S | 313.375 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | benzyl 6-oxo-3,6-dihydropyridine-1(2H)-carboxylate | 725746-35-0 | C13H13NO3 | 231.251 |
4-羟基-1-哌啶甲酸苄酯 | 1-(benzyloxycarbonyl)-4-hydroxypiperidine | 95798-23-5 | C13H17NO3 | 235.283 |
3-羟基四氢-吡啶甲酸苄酯 | benzyl 3-hydroxypiperidine-1-carboxylate | 95798-22-4 | C13H17NO3 | 235.283 |
(S)-1-cbz-3-羟基哌啶 | benzyl (S)-3-hydroxypiperidine-1-carboxylate | 94944-69-1 | C13H17NO3 | 235.283 |
R-1-cbz-3-羟基-哌啶 | (R)-(-)-1-benzyloxycarbonylpiperidin-3-ol | 100858-34-2 | C13H17NO3 | 235.283 |
4-氧代-3,4-二氢吡啶-1(2H)-羧酸苄酯 | benzyl 4-oxo-3,4-dihydropyridine-1(2H)-carboxylate | 185847-84-1 | C13H13NO3 | 231.251 |
4-(乙酰基硫代)-1-哌啶羧酸苄酯 | 4-(acetylthio)-1-(benzyloxycarbonyl)piperidine | 146827-60-3 | C15H19NO3S | 293.387 |
—— | benzyl 3,4-diaminopiperidine-1-carboxylate | 1247884-89-4 | C13H19N3O2 | 249.313 |
—— | 3,4-dihydroxypiperidine-1-carboxylic acid benzyl ester | —— | C13H17NO4 | 251.282 |
(3S,4R)-苄基3,4-二羟基哌啶-1-羧酸 | (+/-)-cis-1-benzyloxycarbonyl-3,4-dihydroxypiperidine | 167096-99-3 | C13H17NO4 | 251.282 |
(3S,4S)-苄基3,4-二羟基哌啶-1-羧酸 | (+/-)-N-benzyloxycarbonyl-3,4-dihydroxypiperidine | 167097-00-9 | C13H17NO4 | 251.282 |
—— | (+)-N-benzyloxycarbonyl-3,4-dihydroxypiperidine | 266688-41-9 | C13H17NO4 | 251.282 |
—— | benzyl (3S,4S)-3-amino-4-hydroxypiperidine-1-carboxylate | —— | C13H18N2O3 | 250.298 |
—— | (+/-)-benzyl 3-amino-4-hydroxypiperidine-1-carboxylate | 1312789-31-3 | C13H18N2O3 | 250.298 |
—— | (+/-)-(trans)-benzyl 4-fluoro-3-hydroxypiperidine-1-carboxylate | —— | C13H16FNO3 | 253.273 |
(3S,4S)-苄基4-氨基-3-羟基哌啶-1-羧酸酯 | benzyl (3S,4S)-4-amino-3-hydroxy-piperidine-1-carboxylate | 1007596-63-5 | C13H18N2O3 | 250.298 |
—— | (+/-)-benzyl 4-amino-3-hydroxypiperidine-1-carboxylate | —— | C13H18N2O3 | 250.298 |