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N-Boc-4-哌啶乙醇 |
CAS No.: |
89151-44-0 |
分子式: |
C12H23NO3 |
分子量: |
229.32 |
备注: |
中文名称N-Boc-4-哌啶乙醇中文同义词N-BOC-4-哌啶乙醇;N-(叔丁氧羰基)-4-哌啶乙醇;1-N-BOC-4-哌啶乙醇;N-BOC-4-哌啶乙醇,97%;N-BOC-4-吡啶乙醇;N-BOC-4-哌啶乙醇50G;N-BOC-哌啶乙醇;BOC-4-哌啶乙醇英文名称1-Boc-4-(2-hydroxyethyl)piperidine英文同义词N-BOC-4-PIPERIDINEETHANOL;N-(TERT-BUTOXYCARBONYL)-4-PIPERIDINEETHANOL;1-BOC-4-(2-HYDROXYETHYL)PIPERIDINE;4-(2-HYDROXYETHYL)PIPERIDINE-1-CARBOXYLICACIDTERT-BUTYLESTER;BOC-2-(4-PIPERIDYL)ETHANOL;4-(2-Hydroxyethyl)piperidine,N-BOCprotected;1-BOC-4-PIPERIDINEEHTANOL;1-PIPERIDINECARBOXYLICACID,4-(2-HYDROXYETHYL)-1,CAS号89151-44-0分子式C12H23NO3分子量229.32EINECS号692-472-5相关类别哌啶;医药中间体;杂环砌块;哌啶系列;化工原料;定制;BuildingBlocks;C12;ChemicalSynthesis;HeterocyclicBuildingBlocks;Piperidines;pharmaceticalMol文件89151-44-0.mol结构式ChemicalbookN-Boc-4-哌啶乙醇性质沸点120-150°C/0.5mmHg(lit.)密度1.043g/mLat25°C(lit.)折射率n20/D1.4730(lit.)闪点>230°F储存条件Keepindarkplace,Sealedindry,RoomTemperature酸度系数(pKa)15.10±0.10(Predicted)形态粘稠液体颜色无色至淡黄色CAS数据库89151-44-0(CASDataBaseReference)N-Boc-4-哌啶乙醇用途与合成方法用途N-Boc-4-哌啶乙醇是一种有机中间体,可由4-哌啶乙醇与二碳酸二叔丁酯反应制备得到。合成方法将4-哌啶乙醇(1.05g,8.13mmol)溶解于二噁烷/水(1∶1,50mL)中,接着加入Boc2O(2.13g,9.76mmol)和NaHCO3(8.62g,81.3mmol),室温搅拌该混合物24h后,用DCM抽提。连续用柠檬酸(5%的溶液)和NaHCO3水溶液冲洗混合的有机相,接着干燥(Na2SO4),过滤和蒸馏溶剂,得到N-Boc-4-哌啶乙醇(1.77g,95%)。1HNMR(CDCl3)δ1.12(dq,2H,J=4.6Hz,11.8Hz),1.35-1.55(m,14H),2.70(t,2H,J=12.8Hz),3.70(t,2H,J=6.3Hz,-CH2CH2OH),3.95-4.20(m,2H);13CNMR(CDCl3)δ28.7(Boc-CH3),32.8,39.5,44.2,60.5,67.3,79.4(-C(CH3)3),155.1(C=O)。 |
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