139986-03-1
139986-03-1 結(jié)構(gòu)式
基本信息
(R)-4-甲基苯磺酸(1-BOC-3-吡咯烷基)酯
(R)-叔丁基3-(甲苯磺酰氧基)吡咯烷-1-羧酸酯
(R)-3-(甲苯-4-磺酰氧基)-吡咯烷-1-羧酸叔丁酯
1-Boc-3-pyrrolidinyl (R)-4-Methylbenzenesulfonate
(R)-tert-Butyl 3-(tosyloxy)pyrrolidine-1-carboxylate
tert-butyl (3R)-3-(p-tolylsulfonyloxy)pyrrolidine-1-carboxylate
tert-Butyl 3-(R)-[(4-tolylsulfonyl)oxy]pyrrolidine-1-carboxylate
tert-butyl (3R)-3-(4-methylphenyl)sulfonyloxypyrrolidine-1-carboxylate
(R)-3-(Toluene-4-sulfonyloxy)-pyrrolidine-1-carboxylic acid tert-butyl ester
1-Pyrrolidinecarboxylic acid, 3-[[(4-methylphenyl)sulfonyl]oxy]-, 1,1-dimethylethyl ester, (3R)-
物理化學(xué)性質(zhì)
制備方法
83220-73-9
98-59-9
139986-03-1
一般步驟:將1-叔丁氧基羰基-3-羥基-吡咯烷(7.3 g,39 mmol)、對(duì)甲苯磺酰氯(8.2 g,43 mmol)、三乙胺(9.8 g,97 mmol)和4-二甲氨基吡啶(240 mg)溶于二氯甲烷(100 mL)中,于80℃下攪拌反應(yīng)8小時(shí)。反應(yīng)完成后,將混合物冷卻至室溫。用飽和食鹽水(100 mL)洗滌反應(yīng)混合物,分離有機(jī)層并用無(wú)水硫酸鈉干燥。減壓濃縮除去溶劑,所得粗產(chǎn)物通過(guò)快速硅膠柱色譜法純化,得到(R)-3-(甲苯-4-磺酰氧基)-吡咯烷-1-羧酸叔丁酯,收率定量。
參考文獻(xiàn):
[1] Patent: WO2008/133734, 2008, A2. Location in patent: Page/Page column 40
[2] Patent: WO2009/52065, 2009, A1. Location in patent: Page/Page column 31
[3] Patent: WO2009/52068, 2009, A1. Location in patent: Page/Page column 15; 25-26
[4] Patent: WO2009/52062, 2009, A1. Location in patent: Page/Page column 15; 26-27
[5] Patent: WO2010/65803, 2010, A1. Location in patent: Page/Page column 28-29
| 報(bào)價(jià)日期 | 產(chǎn)品編號(hào) | 產(chǎn)品名稱(chēng) | CAS號(hào) | 包裝 | 價(jià)格 |
| 2024/11/08 | XW0213998603101 | (R)-3-(甲苯-4-磺酰氧基)-吡咯烷-1-羧酸叔丁酯 | 139986-03-1 | 100MG | 30元 |
| 2024/08/19 | XW0213998603105 | (R)-3-(甲苯-4-磺酰氧基)-吡咯烷-1-羧酸叔丁酯 | 139986-03-1 | 10G | 1334元 |
| 2024/08/19 | XW0213998603104 | (R)-3-(甲苯-4-磺酰氧基)-吡咯烷-1-羧酸叔丁酯 | 139986-03-1 | 5G | 667元 |