175213-46-4

基本信息
1-BOC-4-哌啶乙酸甲酯
N-BOC-哌啶-4-乙酸甲酯
11-BOC-4-哌啶乙酸甲脂
1-N-BOC-4-哌啶乙酸甲酯
1-N-BOC-4-哌啶乙酸甲酯
N-叔丁氧羰基-4-哌啶乙酸甲酯
METHYL 1-BOC-4-PIPERIDINEACETATE
Methyl N-Boc-4-piperidineacetate
Methyl N-BOC-piperidine-4-acetate
Methyl 1-N-Boc-4-piperidineacetate
1-Boc-4-Piperidine acetate methyl ester
N-BOC-4-PIPERIDINEACETIC ACID METHYL ESTER
1-Boc-4-Piperidine acetic acid methyl ester
Methyl (piperidin-4-yl)acetate, N-BOC protected
2-{1-[(tert-butoxy)carbonyl]piperidin-4-yl}propanoate
物理化學(xué)性質(zhì)
制備方法

169206-65-9

175213-46-4
以4-(2-甲氧基-2-氧代亞乙基)哌啶-1-甲酸叔丁酯為原料合成N-Boc-4-哌啶乙酸甲酯的一般步驟:將1-叔丁氧基羰基-4-[(甲氧基羰基)亞甲基]哌啶(875 mg)溶于乙醇(10 mL)中,向該溶液中加入10%鈀碳催化劑(約50%水含量,730 mg)。將反應(yīng)混合物在室溫及常壓下進(jìn)行催化氫化反應(yīng)3天。反應(yīng)完成后,通過過濾去除催化劑,隨后在減壓條件下蒸餾除去溶劑,得到目標(biāo)產(chǎn)物N-Boc-4-哌啶乙酸甲酯(871 mg,收率99%)。產(chǎn)物經(jīng)1H-NMR(CDCl3)表征:δ 1.16(2H,m),1.45(9H,s),1.65(2H,m),1.93(1H,m),2.25(2H,d,J = 6.8 Hz),2.72(2H,br),3.68(3H,s),4.08(2H,br)。質(zhì)譜(FAB)分析顯示m/z:258(M + H)+。
參考文獻(xiàn):
[1] Patent: EP1104754, 2001, A1
[2] Patent: EP1577302, 2005, A1. Location in patent: Page/Page column 121-122
[3] Patent: US2006/94707, 2006, A1. Location in patent: Page/Page column 43
[4] Patent: US2007/259850, 2007, A1. Location in patent: Page/Page column 79
[5] Patent: WO2011/123232, 2011, A1. Location in patent: Page/Page column 9