脯氨酸是合成人体蛋白质的重要氨基酸之一,广泛用于食品与医药等工业中。作为氨基酸输液的关键原料,它也是制备卡托普利、依那普利等一线降压药物的主要中间体。其应用范围包括:
Boc-L-脯氨酸主要应用于多肽合成以及药物和生物技术领域。
制备制备过程如下:
将18.1g L-脯氨酸溶解于10ml水中,搅拌后加入0.1mol/L碱液(氢氧化钠配置)调至碱性。随后依次分三次加入共25g的(Boc)2O,在不同阶段反应1小时和3小时。
用石油醚萃取出杂质三次。调整pH值至3后,再用乙酸乙酯萃取产品三次,并合并提取液。使用盐水洗至中性,加入15克无水硫酸钠干燥6小时。
过滤后,将滤液减压浓缩并加入50ml石油醚搅拌结晶。离心分离出产物,烘干后得到26.3g产品,产率为93.57%。
Boc-L-脯氨酸为白色固体。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
N-Boc-顺式-4-羟基-L-脯氨酸 | N-tert-butoxycarbonyl-L-cis-4-hydroxyproline | 87691-27-8 | C10H17NO5 | 231.249 |
N-Boc-反式-4-羟基-L-脯氨酸甲酯 | 1-tert-butyl 2-methyl (2S,4R)-4-hydroxy-1,2-pyrrolidinedicarboxylate | 74844-91-0 | C11H19NO5 | 245.276 |
(2S,3S)-3-羟基-1,2-吡咯烷二羧酸 1-叔丁酯 2-甲基酯 | (2S,3S)-1-tert-butyl-2-methyl 3-hydroxypyrrolidine-1,2-dicarboxylate | 184046-78-4 | C11H19NO5 | 245.276 |
N-Boc-4-氧代-脯氨酸 | N-tert-butoxycarbonyl-4-oxo-L-proline | 84348-37-8 | C10H15NO5 | 229.233 |
—— | N-Boc-D-cis-4-(p-toluenesulfonyloxy)proline | 153790-67-1 | C17H23NO7S | 385.438 |
—— | (2S,4S)-2-(tert-butoxycarbonyl)amino-3,4-epoxypentanoic acid methyl ester | 104241-31-8 | C11H19NO5 | 245.276 |
—— | (2S,4R)-2-tert-butoxycarbonylamino-4-hydroxymethyl-4-butanolide | 104241-32-9 | C10H17NO5 | 231.249 |
—— | (2S,4S)-2-(tert-butoxycarbonyl)amino-4-bromomethyl-γ-butyrolactone | 104241-30-7 | C10H16BrNO4 | 294.145 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
N-Boc-顺式-4-羟基-L-脯氨酸 | N-tert-butoxycarbonyl-L-cis-4-hydroxyproline | 87691-27-8 | C10H17NO5 | 231.249 |
N-Boc-反式-4-羟基-L-脯氨酸甲酯 | 1-tert-butyl 2-methyl (2S,4R)-4-hydroxy-1,2-pyrrolidinedicarboxylate | 74844-91-0 | C11H19NO5 | 245.276 |
N-Boc-顺式-4-羟基-L-脯氨酸甲酯 | (2S,4S)-N-tert-butoxycarbonyl-4-hydroxyproline methyl ester | 102195-79-9 | C11H19NO5 | 245.276 |
N-BOC-反式-4-羟基-D-脯氨酸甲酯 | (2R,4S)-1-tert-butyl 2-methyl 4-hydroxypyrrolidine-1,2-dicarboxylate | 135042-17-0 | C11H19NO5 | 245.276 |
(2S,4R)-1-(叔丁氧羰基)-4-甲氧基吡咯烷-2-羧酸 | (2S,4R)-1-(tert-butoxycarbonyl)-4-methoxypyrrolidine-2-carboxylic acid | 83624-01-5 | C11H19NO5 | 245.276 |
1-叔丁氧羰基-(4R)-羟基-2-脯氨酸乙脂 | 1-(tert-butyl) 2-ethyl (2S,4R)-4-hydroxypyrrolidine-1,2-dicarboxylate | 37813-30-2 | C12H21NO5 | 259.302 |
—— | (2S,4R)-1-tert-butyl 2-ethyl 4-hydroxypyrrolidine-1,2-dicarboxylate | 440678-63-7 | C12H21NO5 | 259.302 |
—— | (4R)-hydroxypyrrolidine-1,(2S)-dicarboxylic acid 2-allyl ester 1-tert-butyl ester | 186320-37-6 | C13H21NO5 | 271.313 |
—— | (2S,4R)-1-(tert-butoxycarbonyl)-4-propoxypyrrolidine-2-carboxylic acid | 146129-07-9 | C13H23NO5 | 273.329 |
—— | (4R)-1-Boc-4-butoxy-L-proline | 356547-41-6 | C14H25NO5 | 287.356 |
—— | 1-(tert-butyl) 2-methyl (2S,4R)-4-methoxypyrrolidine-1,2-dicarboxylate | 426844-31-7 | C12H21NO5 | 259.302 |
(2S,4R)-双-叔丁基4-羟基吡咯烷-1,2-二甲酸酯 | BOC-Hyp-OtBu | 170850-75-6 | C14H25NO5 | 287.356 |
—— | (2S,4R)-4-(but-3-en-1-yloxy)-1-(tert-butoxycarbonyl)pyrrolidine-2-carboxylic acid | 93962-39-1 | C13H21NO5 | 271.313 |
—— | (2S,4R)-1-(tert-butoxycarbonyl)-4-(prop-2-yn-1-yloxy)pyrrolidine-2-carboxylic acid | 1267640-69-6 | C13H19NO5 | 269.298 |
—— | 1-tert-butyl 2-(2-trimethylsilyl-ethyl) (2S,4R)-4-hydroxy-pyrrolidine-1,2-dicarboxylate | 1026207-63-5 | C15H29NO5Si | 331.484 |
(2S,4R)-N-Boc-羟脯氨醇 | tert-butyl (2S,4R)-4-hydroxy-2-hydroxymethyl-pyrrolidine-1-carboxylate | 61478-26-0 | C10H19NO4 | 217.265 |
—— | (4R)-cyclohexylmethoxypyrrolidine-1,(2S)-dicarboxylic acid 1-tert-butyl ester | 147267-14-9 | C17H29NO5 | 327.421 |
(1R,4R)-3-氧代-2-氧杂-5-氮杂双环[2.2.1]庚烷-5-羧酸1,1-二甲基乙基酯 | tert-butyl (1R,4R)-3-oxo-2-oxa-5-azabicyclo[2.2.1]heptane-5-carboxylate | 848488-70-0 | C10H15NO4 | 213.233 |
3-氧代-2-氧杂-5-氮杂双环[2.2.1]庚烷-5-羧酸叔丁酯 | tert-butyl 3-oxo-2-oxa-5-azabicyclo[2.2.1]heptane-5-carboxylate | 87250-97-3 | C10H15NO4 | 213.233 |
(1S,4S)-3-氧代-2-噁-5-氮杂双环[2.2.1]庚烷-5-羧酸叔丁酯 | tert-butyl (1S,4S)-3-oxo-2-oxa-5-azabicyclo[2.2.1]heptane-5-carboxylate | 113775-22-7 | C10H15NO4 | 213.233 |
—— | tert-butyl (2S,4R)-2-formyl-4-methoxypyrrolidine-1-carboxylate | 185951-21-7 | C11H19NO4 | 229.276 |
—— | N-tert-butyloxycarbonyl-O-acryloyl-trans-4-hydroxy-L-proline | 1173035-39-6 | C13H19NO6 | 285.297 |
—— | (2S,4R)-1-(tert-butoxycarbonyl)-4-(3-phenylpropoxy)pyrrolidine-2-carboxylic acid | 356547-40-5 | C19H27NO5 | 349.427 |
N-(叔丁氧羰基)-4-羟基脯氨酸苄酯 | N-(tert-butoxycarbonyl)-(2S,4R)-4-hydroxyproline benzyl ester | 89813-47-8 | C17H23NO5 | 321.373 |
—— | 1-tert-butyl 2-benzyl 4-hydroxypyrrolidine-1,2-dicarboxylate | —— | C17H23NO5 | 321.373 |
—— | (4S)-1-(tert-butoxycarbonyl)-4-hydroxy-L-proline benzyl ester | 132622-90-3 | C17H23NO5 | 321.373 |
—— | (2R,4S)-2-benzyl 1-tert-butyl 4-hydroxypyrrolidine-1,2-dicarboxylate | 481704-22-7 | C17H23NO5 | 321.373 |
N-叔丁氧羰基-O-苄基-反式-4-羟基-L-脯氨酸 | (2S,4R)-4-(benzyloxy)-1-(tert-butoxycarbonyl)pyrrolidine-2-carboxylic acid | 54631-81-1 | C17H23NO5 | 321.373 |
(2S,4r)-1-boc-4-甲磺酰氧基脯氨酸 | (2S,4R)-1-(tert-butoxycarbonyl)-4-[(methylsulfonyl)oxy]-2-pyrrolidinecarboxylic acid | 202477-59-6 | C11H19NO7S | 309.34 |
—— | (2S,4R)-1-[(2-methylpropan-2-yl)oxycarbonyl]-4-(3-phenylmethoxypropoxy)pyrrolidine-2-carboxylic acid | 367260-47-7 | C20H29NO6 | 379.453 |
—— | (2S,4R)-N-Boc-2-(hydroxymethyl)-4-methoxypyrrolidine | 185951-13-7 | C11H21NO4 | 231.292 |
(2S,4R)-N-Boc-4-甲基吡咯烷-2-甲酸 | (2S,4R)-1-(tert-butoxycarbonyl)-4-methylpyrrolidine-2-carboxylic acid | 364750-80-1 | C11H19NO4 | 229.276 |
—— | (2S,4R)-1-[(2-methylpropan-2-yl)oxycarbonyl]-4-(3-phenylprop-2-ynoxy)pyrrolidine-2-carboxylic acid | 872496-90-7 | C19H23NO5 | 345.395 |
(2S,4R)-1-(叔丁氧羰基)-4-((叔丁基二甲基甲硅烷基)氧基)吡咯烷-2-羧酸 | (2S,4R)-1-(tert-butoxycarbonyl)-4-((tert-butyldimethylsilyl)oxy)pyrrolidine-2-carboxylic acid | 149814-40-4 | C16H31NO5Si | 345.511 |
—— | (2S,4S)-1-(tert-butoxycarbonyl)-4-((tert-butyldimethylsilyl)oxy)pyrrolidine-2-carboxylic acid | 401564-17-8 | C16H31NO5Si | 345.511 |
N-Boc-4-氧代-脯氨酸 | N-tert-butoxycarbonyl-4-oxo-L-proline | 84348-37-8 | C10H15NO5 | 229.233 |
—— | (4R)-4-[(4'-bromobenzyl)oxy]-N-Boc-L-proline | 433289-50-0 | C17H22BrNO5 | 400.269 |
—— | (2S,4R)-4-(4-Chloro-benzyloxy)-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester | 959130-62-2 | C17H22ClNO5 | 355.818 |
—— | (2S,4R)-1-(tert-butoxycarbonyl)-4-((4-vinylbenzyl)oxy)pyrrolidine-2-carboxylic acid | —— | C19H25NO5 | 347.411 |
—— | (2S,4R)-4-[3-(phenylmethoxy)propoxy]-1,2-pyrrolidinedicarboxylic acid 1-(1,1-dimethylethyl) 2-methyl ester | 367259-54-9 | C21H31NO6 | 393.48 |
(4R)-1-{[(2-甲基-2-丙基)氧基]羰基}-4-(2-萘基甲氧基)-L-脯氨酸 | (2S,4R)-1-(tert-Butoxycarbonyl)-4-(naphthalen-2-ylmethoxy)pyrrolidine-2-carboxylic acid | 630425-40-0 | C21H25NO5 | 371.433 |
—— | (2S,4S)-2-methyl N-Boc-4-((methylsulfonyl)oxy)pyrrolidine-2-carboxylate | 121147-93-1 | C12H21NO7S | 323.367 |
(2S,4R)-BOC-Γ-甲磺酰基氧甲基脯氨酸甲酯 | 1-(tert-butyl) 2-methyl (2S,4R)-4-((methylsulfonyl)oxy)pyrrolidine-1,2-dicarboxylate | 84520-67-2 | C12H21NO7S | 323.367 |
(2S,4R)-1-Boc-2-氨基甲酰基-4-羟基吡咯烷 | tert-butyl (2S,4R)-2-carbamoyl-4-hydroxypyrrolidine-1-carboxylate | 109384-24-9 | C10H18N2O4 | 230.264 |
—— | methyl (1-tert-butoxycarbonyl)-(4S)-phenoxy-(2S)-pyrrolidinylcarboxylate | 93967-75-0 | C17H23NO5 | 321.373 |
—— | 1-tert-butyl 2-methyl (2S,4R)-4-{[tert-butyl(dimethyl)silyl]oxy}pyrrolidine-1,2-dicarboxylate | 114676-91-4 | C17H33NO5Si | 359.538 |
1-(叔丁基)-2-甲基(2S,4S)-4-((叔丁基二甲基甲硅烷基)氧基)吡咯烷-1,2-二羧酸酯 | 1-(tert-butyl) 2-methyl (2S,4S)-4-((tert-butyldimethylsilyl)oxy)pyrrolidine-1,2-dicarboxylate | 367966-45-8 | C17H33NO5Si | 359.538 |
—— | 1-(tert-butyl) 2-methyl (2R,4S)-4-((tert-butyldimethylsilyl)oxy)pyrrolidine-1,2-dicarboxylate | 791602-89-6 | C17H33NO5Si | 359.538 |
—— | N-α-tert-butyloxycarbonyl-(2S,4R)-2-tert-butyloxycarbonylmethoxymethyl-4-hydroxy-pyrrolidine | 361336-08-5 | C16H29NO6 | 331.409 |
—— | Boc-2S,4R-perfluoro-tert-butyl-hydroxyproline methyl ester | 1622172-74-0 | C15H18F9NO5 | 463.297 |
—— | Boc-2S,4S-perfluoro-tert-butyl-hydroxyproline methyl ester | 1610605-19-0 | C15H18F9NO5 | 463.297 |
—— | (2S,4R)-2-benzyl 1-tert-butyl 4-(benzyloxy)pyrrolidine-1,2-dicarboxylate | 300409-52-3 | C24H29NO5 | 411.498 |
(2S,4S)-1-(叔丁氧羰基)-4-(甲氧甲基)吡咯啉-2-羧酸 | (2S,4S)-1-(tert-butoxycarbonyl)-4-(methoxymethyl)pyrrolidine-2-carboxylic acid | 1378388-16-9 | C12H21NO5 | 259.302 |
BOC-4-氧代-L-脯氨酸甲酯 | (S)-1-tert-butyl 2-methyl 4-oxopyrrolidine-1,2-dicarboxylate | 102195-80-2 | C11H17NO5 | 243.26 |
—— | (2S,4R)-N-tert-butyloxycarbonyl-4-propylproline | 540501-47-1 | C13H23NO4 | 257.33 |
—— | (2S,4S)-4-propyl-1-(tert-butoxycarbonyl)-2-pyrrolidinecarboxylic acid | 540501-62-0 | C13H23NO4 | 257.33 |
(2S,4S)-N-Boc-顺式-4-氟-L-脯氨酸 | (2S,4S)-1-(tert-butoxycarbonyl)-4-fluoropyrrolidine-2-carboxylic acid | 203866-13-1 | C10H16FNO4 | 233.24 |
N-BOC-反式-4-巯基-L-脯氨酸 | trans-Boc-SH-Pro-OH | 958879-77-1 | C10H17NO4S | 247.315 |
—— | 1,2-di-tert-butyl (2S,4R)-4-(methanesulfonyloxy)pyrrolidine-1,2-dicarboxylate | 194163-72-9 | C15H27NO7S | 365.448 |
—— | tert-butyl (2S,4S)-N-tert-butoxycarbonyl-4-hydroxyprolinate | —— | C15H27NO7S | 365.448 |
—— | 2-O-benzyl 1-O-tert-butyl (2S,4R)-4-(2-bromoethoxy)pyrrolidine-1,2-dicarboxylate | —— | C19H26BrNO5 | 428.323 |
—— | N-tert-butoxycarbonyl-trans-4-hydroxy-L-proline diphenylmethyl ester | 81315-50-6 | C23H27NO5 | 397.471 |
反式-N-Boc-4-氰基-L-脯氨酸 | (2S,4R)-1-(tert-butoxycarbonyl)-4-cyanopyrrolidine-2-carboxylic acid | 273221-94-6 | C11H16N2O4 | 240.259 |
(2S,4R)-1-(叔丁氧基羰基)-4-(2-甲氧基-2-氧代乙基)吡咯烷-2-羧酸 | (2S,4R)-N-tert-butyloxycarbonyl-4-(methoxycarbonyl)methylproline | 540501-64-2 | C13H21NO6 | 287.313 |
—— | (2S,4R)-1-(t-butoxycarbonyl)-2-methylcarbamoyl-4-hydroxypyrrolidine | 127423-50-1 | C11H20N2O4 | 244.291 |
—— | (2S,3R,4S)-N-t-butyloxycarbonyl-3,4-dihydroxyproline benzyl ester | 865469-50-7 | C17H23NO6 | 337.373 |
N-BOC-4-氧代-L-脯氨酸叔丁酯 | (S)-di-tert-butyl 4-oxopyrrolidine-1,2-dicarboxylate | 166410-05-5 | C14H23NO5 | 285.34 |
N-Boc-顺式-4-氟-L-脯氨酸甲酯 | 1-tert-butyl 2-methyl (2S,4S)-4-fluoropyrrolidine-1,2-dicarboxylate | 475561-81-0 | C11H18FNO4 | 247.267 |
(2S,4S)-1-叔丁基 2-甲基 4-氨基吡咯烷-1,2-二甲酸酯 | (2S,4S)-4-amino-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester | 121148-01-4 | C11H20N2O4 | 244.291 |
N-Boc-反式-4-氨基-L-脯氨酸甲酯 | 1-(1,1-dimethylethyl) 2-methyl (2S,4R)-4-amino-1,2-pyrrolidinedicarboxylate | 121148-00-3 | C11H20N2O4 | 244.291 |
—— | (2R,4R)-1-Tert-butoxycarbonyl-4-hydroxy-2-(3-methylbut-2-enyl)pyrrolidine-2-carboxylic acid | 852633-11-5 | C15H25NO5 | 299.367 |
—— | (2S,3R)-(N-tert-butyloxycarbonyl)-4-(Z)-propenylproline | 802911-23-5 | C13H21NO4 | 255.314 |
—— | (2S)-1-tert-butyl 2-methyl 4-hydroxy-4-(trifluoromethyl)pyrrolidine-1,2-dicarboxylate | —— | C12H18F3NO5 | 313.274 |
—— | tert-butyl (2S,4R)-2-(((tert-butyldimethylsilyl)oxy)methyl)-4-hydroxypyrrolidine-1-carboxylate | 125653-58-9 | C16H33NO4Si | 331.528 |
(4S)-4-(二氟甲基)-1-{[(2-甲基-2-丙基)氧基]羰基}-L-脯氨酸 | (2S,4S)-N-tert-butoxycarbonyl-4-difluoromethylproline | 474417-79-3 | C11H17F2NO4 | 265.257 |
(2S,4R)-4-((叔丁基二甲基甲硅烷基)氧基)叔丁基吡咯烷-1-羧酸叔丁酯 | (2S,4R)-1-boc-4-tert-butyldimethylsilylpyrrolidine-2-carbaldehyde | 134441-71-7 | C16H31NO4Si | 329.512 |
—— | (2S,4R)-4-(tert-butyldimethylsilanyloxy)-2-methylpyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester | 1374161-77-9 | C17H33NO5Si | 359.538 |
(2S,4R)-1-Boc-2-氰基-4-羟基吡咯烷 | (2S,4R)-N-Boc-2-cyano-4-hydroxypyrrolidine | 483366-12-7 | C10H16N2O3 | 212.249 |
(2S,4S)-N-叔丁氧基羰基-4-三氟甲基脯氨酸 | (2S,4S)-1-[(tert-butoxy)carbonyl]-4-(trifluoromethyl)pyrrolidine-2-carboxylic acid | 470482-41-8 | C11H16F3NO4 | 283.248 |
1-吡咯烷羧酸,2-[(二甲氨基)羰基]-4-羟基-,1,1-二甲基乙基酯,(2S,4R)- | (4R)-BOC-4-hydroxyproline-N,N-dimethylamide | 127423-55-6 | C12H22N2O4 | 258.318 |
—— | N-(tert-butoxycarbonyl)-(4R)-(3,5-dimethylphenylaminocarbonyloxy)-L-proline | 744253-75-6 | C19H26N2O6 | 378.425 |
(2S,4R)-2-(羟甲基)-4-(甲磺酰氧基)吡咯烷-1-羧酸叔丁酯 | (2S,4R)-N-tetr-butoxycarbonyl-4-methanesulfonyloxy-2-hydroxymethylpyrrolidine | 148017-07-6 | C11H21NO6S | 295.357 |
—— | tert-butyl (2S,4R)-4-(benzyloxy)-2-(hydroxymethyl)pyrrolidine-1-carboxylate | 109953-95-9 | C17H25NO4 | 307.39 |
—— | N-α-tert-butyloxycarbonyl-trans-4-(2-tetrahydropyranyloxy)-L-prolinol | 185951-15-9 | C15H27NO5 | 301.383 |
—— | 1-tert-butyl 2-ethyl (2S,4R)-4-tert-butoxycarbonylaminomethylpyrrolidine-1,2-dicarboxylate | 1194058-66-6 | C18H32N2O6 | 372.462 |
反式-N-BOC-4-氰基-L-脯氨酸甲酯 | 1-(tert-butyl) 2-methyl (2S,4R)-4-cyanopyrrolidine-1,2-dicarboxylate | 194163-91-2 | C12H18N2O4 | 254.286 |
—— | (2S,4R) 4-(2-chloro-pyrimidin-4-yloxy)-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester | 630423-88-0 | C14H18ClN3O5 | 343.767 |
—— | (4S)-1-(tert-butoxycarbonyl)-4-<(methylsulfonyl)oxy>-L-proline benzyl ester | 132622-91-4 | C18H25NO7S | 399.465 |
—— | 1-tert-butoxycarbonyl-4(R)-hydroxy-L-proline tert-butylamide | 143978-73-8 | C14H26N2O4 | 286.371 |
—— | tert-Butyl (2S,4R)-2-(cyclobutylcarbamoyl)-4-hydroxypyrrolidine-1-carboxylate | 1163795-06-9 | C14H24N2O4 | 284.356 |
—— | N-(tert-butyloxycarbonyl)-trans-4-(methylthio)-L-proline | 876953-58-1 | C11H19NO4S | 261.342 |
—— | N-(tert-butyloxycarbonyl)-cis-4-methylthio-L-proline | 188109-89-9 | C11H19NO4S | 261.342 |
—— | N-tert-butoxycarbonyl-trans-4-(3-biphenyloxy)-L-proline methyl ester | 254883-51-7 | C23H27NO5 | 397.471 |
(2S,4r)-1-boc-4-(叔丁基二甲基甲硅烷基氧基)-2-(羟基甲基)吡咯烷 | (2S,4R)-1-Boc-4-[(t-butyldimethylsilyl)oxy]-2-(hydroxymethyl)pyrrolidine | 114676-67-4 | C16H33NO4Si | 331.528 |
—— | (2S,4S)-tert-butyl 2-(hydroxymethyl)-4-phenoxypyrrolidine-1-carboxylate | 317357-19-0 | C16H23NO4 | 293.363 |
—— | (4R)-1-(tert-butoxycarbonyl)-4-cyano-L-proline ethyl ester | 132622-74-3 | C13H20N2O4 | 268.313 |
—— | N-Boc-trans-4-tert-butyldimethylsiloxy-L-proline benzyl ester | —— | C23H37NO5Si | 435.636 |
(2S)-n-boc-顺式-4-溴-l-脯氨酸叔丁酯 | (2S)-N-Boc-cis-4-bromo-L-proline tert-butyl ester | 487048-27-1 | C14H24BrNO4 | 350.253 |
—— | (2S,4R)-N-tert-butyloxycarbonyl-2-[[N-[methoxycarbonyl-((S)-isopropyl)methyl]amino]carbonyl]-4-hydroxyl-pyrrolidine | 369366-45-0 | C16H28N2O6 | 344.408 |
—— | (2S)-N-Boc-trans-4-tert-butyl-L-proline tert-butyl ester | —— | C18H33NO4 | 327.464 |