16217-15-5

基本信息
N-CBZ-4-氧-L-脯氨酸甲酯
N-CBZ-4-氧代-L-脯氨酸甲酯
(S)-1-芐氧羰基-4-氧代脯氨酸甲酯
Z-4-Oxo-Pro-OMe
CBZ-4-Oxo-Pro-OMe
1-Cbz-4-oxo-L-proline methyl ester
(S)-Cbz 1-methyl-4-oxopyrrolidine-2-carboxylate
1-benzyloxycarbonyl-4-oxo-L-proline methyl ester
(S)-1-Benzyloxycarbonyl-4-oxoproline methyl ester
1-benzyloxycarbonyl-4-keto-(S)-proline Methyl ester
(s)-L-benzyl 2-methyl 4-oxopyrrolidine-1,2-dicarboxyl
(S)-1-Benzyl 2-methyl 4-oxopyrrolidine-1,2-dicarboxylate
物理化學(xué)性質(zhì)
制備方法

57653-35-7

16217-15-5
以(2S,4S)-N-CBZ-4-羥基脯氨酸甲酯為原料合成N-Cbz-4-氧代-L-脯氨酸甲酯的一般步驟:在0℃下,將Dess-Martin periodinane(3.0g,7.1mmol)分批加入化合物(2S,4S)-N-CBZ-4-羥基脯氨酸甲酯(1.0g,3.6mmol)的二氯甲烷(DCM,20mL)溶液中。加畢,將反應(yīng)混合物在室溫下攪拌1.0小時(shí)。反應(yīng)完成后,將混合物在減壓下濃縮。殘余物通過硅膠柱色譜法(石油醚/乙酸乙酯,v/v=5/1)純化,得到N-Cbz-4-氧代-L-脯氨酸甲酯,為黃色油狀物(0.79g,收率79.5%)。該化合物的結(jié)構(gòu)通過以下光譜數(shù)據(jù)確認(rèn):1H NMR(400MHz,CDCl3)δ(ppm):7.47(d,2H,J=8.24Hz),7.38(d,2H,J=8.24Hz),7.24(m,1H),5.09(s,2H),4.18(t,1H),3.68(s,3H),3.38(m,1H),3.32(m,1H),2.21(m,1H),1.96(m,1H)。
參考文獻(xiàn):
[1] Patent: WO2014/82380, 2014, A1. Location in patent: Paragraph 00510; 00513
[2] Patent: EP2730572, 2014, A1. Location in patent: Paragraph 0706-0716
[3] Patent: EP2730572, 2015, B1. Location in patent: Paragraph 0706-0716
[4] Patent: WO2014/131315, 2014, A1. Location in patent: Page/Page column 176
[5] Patent: EP2730572, 2015, B1. Location in patent: Paragraph 0700; 0708
報(bào)價(jià)日期 | 產(chǎn)品編號(hào) | 產(chǎn)品名稱 | CAS號(hào) | 包裝 | 價(jià)格 |
2025/05/22 | HY-W063269 | N-CBZ-4-氧-L-脯氨酸甲酯 (S)-1-Benzyl 2-methyl 4-oxopyrrolidine-1,2-dicarboxylate | 16217-15-5 | 1 g | 187元 |
2025/05/22 | HY-W063269 | N-CBZ-4-氧-L-脯氨酸甲酯 (S)-1-Benzyl 2-methyl 4-oxopyrrolidine-1,2-dicarboxylate | 16217-15-5 | 5 g | 930元 |
2025/05/22 | HY-W063269 | N-CBZ-4-氧-L-脯氨酸甲酯 (S)-1-Benzyl 2-methyl 4-oxopyrrolidine-1,2-dicarboxylate | 16217-15-5 | 25 g | 4644元 |