188348-00-7

基本信息
N-BOC-D-環(huán)己基甘氨醇
N-BOC-D-環(huán)己基甘氨酸
N-BOC-D-環(huán)己基甘氨酸醇
N-BOC-D-環(huán)己基甘氨酸,98%
BOC-D-CYCLOHEXYLGLYCINOL
N-BOC-D-CYCLOHEXYLGLYCINOL
N-T-BOC-D-CYCLOHEXYLGLYCINOL
N-Boc-D-2-aMino-2-cyclohexyl-ethanol
N-T-BUTOXYCARBONYL-D-CYCLOHEXYLGLYCINOL
-tert-Butyl (1-cyclohexyl-2-hydroxyethyl)
N-Boc-D-2-amino-2-cyclohexylethanol,99%e.e.
(R)-tert-Butyl (1-cyclohexyl-2-hydroxyethyl)carbamate
tert-butyl N-[(1R)-1-cyclohexyl-2-hydroxyethyl]carbamate
物理化學(xué)性質(zhì)
安全數(shù)據(jù)
制備方法

70491-05-3

188348-00-7
以(R)-2-((叔丁氧羰基)氨基)-2-環(huán)己基乙酸為原料合成(R)-(1-環(huán)己基-2-羥乙基)氨基甲酸叔丁酯的一般步驟:將N-(叔丁氧基羰基)環(huán)己基甘氨酸(2.0 g,7.77 mmol)溶解于無水THF(10 mL)中,并將溶液冷卻至0℃。在攪拌下緩慢加入硼烷-THF溶液(1 M的THF溶液,15.5 mL,15.5 mmol)。加畢,將反應(yīng)混合物逐漸升溫至室溫并繼續(xù)攪拌2小時。反應(yīng)完成后,用甲醇(5 mL)小心淬滅反應(yīng),隨后在減壓下蒸發(fā)揮發(fā)物。將殘余物在水和乙酸乙酯之間分配,分離有機層。有機層依次用飽和碳酸氫鈉水溶液、鹽水洗滌,經(jīng)無水硫酸鈉干燥后,減壓濃縮,得到目標(biāo)產(chǎn)物叔丁基-(1-環(huán)己基-2-羥基乙基)氨基甲酸酯(1.26 g,產(chǎn)率66.7%)。質(zhì)譜(化學(xué)電離)m/z 144.20(MH+-BOC)。
參考文獻(xiàn):
[1] Journal of Medicinal Chemistry, 2004, vol. 47, # 14, p. 3483 - 3486
[2] Patent: WO2005/7164, 2005, A1. Location in patent: Page 28-29
[3] Patent: WO2005/7165, 2005, A1. Location in patent: Page 36
[4] Bioorganic and Medicinal Chemistry Letters, 2004, vol. 14, # 4, p. 865 - 868