4465-44-5

基本信息
N-三苯甲基-L-絲氨酸甲酯
N-三苯甲基-L-絲氨酸甲基酯
N-三苯甲基-L-絲氨酸甲酯 25G
(S)-3-羥基-2(三苯甲基胺基)丙酸甲酯
N-(三苯甲基)-L-絲氨酸甲酯
Trt-L-Ser-Ome
(diphenylMethyl)benzene
(4S)-4-aMinooxolan-3-one
Methyl trityl-L-serinate
N-TRITYL-L-SERINE METHYL ESTER
-Methyl 3-hydroxy-2-(tritylamino)
N-Trityl-L-serine methyl ester 99%
N-(TriphenylMethyl)-L-serine Methyl Ester
N-Trityl-L-serine Methyl Ester Trt-Ser-OMe
物理化學(xué)性質(zhì)
制備方法

5680-80-8

76-83-5

13515-76-9
將三乙胺(Et3N,13.4 mL,96.78 mmol)的二氯甲烷(CH2Cl2,40 mL)溶液緩慢滴加至含有L-絲氨酸甲酯鹽酸鹽(5.0 g,32.26 mmol)和三苯基氯甲烷(Ph3CCl,13.5 g,48.39 mmol)的二氯甲烷(CH2Cl2,129 mL)溶液中,反應(yīng)在氮?dú)猓∟2)保護(hù)下于0℃進(jìn)行。隨后,將反應(yīng)體系逐漸升溫至室溫并持續(xù)攪拌過夜。反應(yīng)完成后,用飽和碳酸氫鈉(NaHCO3)溶液淬滅反應(yīng),水相用二氯甲烷(CH2Cl2)萃取。合并有機(jī)相,用鹽水洗滌,無水硫酸鈉干燥,減壓濃縮。粗產(chǎn)物通過硅膠柱色譜法純化,得到N-三苯甲基-L-絲氨酸甲酯,為無色固體(11.41 g,收率98%)。
參考文獻(xiàn):
[1] Acta Chemica Scandinavica, 1994, vol. 48, # 6, p. 511 - 516
[2] Patent: WO2007/68474, 2007, A1. Location in patent: Page/Page column 51; 52
[3] Patent: WO2016/8946, 2016, A1. Location in patent: Page/Page column 101
[4] Angewandte Chemie - International Edition, 2017, vol. 56, # 40, p. 12245 - 12249
[5] Angew. Chem., 2017, vol. 129, p. 12413 - 12417,5