如果按照规格使用和储存,则不会分解,也未有已知危险反应。
苄基-1-哌嗪碳酸酯是一种羧酸酯类有机物,可用作医药中间体。
制备首先将30.16克(0.1536摩尔)六水合哌嗪、150毫升水和185毫升叔丁醇置于冰浴中,并冷至5℃。随后滴加24.4毫升2.5N氢氧化钠,再缓慢滴加13.5克(0.061摩尔)二叔丁氧甲酸酐,保持5-6℃搅拌一小时,室温下继续搅拌过夜。接着减压蒸去叔丁醇,过滤除去双保护固体(熔点162-163℃),滤液用二氯甲烷萃取三次,水洗、盐洗后,加入无水硫酸镁干燥并过滤,再减压浓缩。冷却结晶后得到白色固体产物哌嗪-1-羧酸叔丁酯(熔点47-49℃)。
然后将10克(54毫摩尔)哌嗪-1-羧酸叔丁酯与8.2毫升三乙胺溶于120毫升二氯甲烷中,冷至0℃后滴加9.2克(54毫摩尔)苄氧甲酰氯和100毫升二氯甲烷的溶液。室温搅拌直至原料完全消失,减压浓缩后加入乙酸乙酯进行水洗、碳酸氢钠洗及盐洗,再通过无水硫酸钠干燥,旋去溶剂得到产物哌嗪-1-羧酸叔丁酯-4-羧酸苄酯。
最后将4.14克(12.9毫摩尔)哌嗪-1-羧酸叔丁酯-4-羧酸苄酯溶解于30毫升二氯甲烷中,冷至0℃后加入10毫升三氟乙酸,室温搅拌直至原料完全消失。减压浓缩并用150毫升1N氢氧化钠溶液中和,再用二氯甲烷萃取两次,无水硫酸镁干燥后旋去溶剂得到产物苄基-1-哌嗪碳酸酯。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
1-苄基 4-叔丁基 哌嗪-1,4-二羧酸 | 1-benzyl 4-(tert-butyl) piperazine-1,4-dicarboxylate | 121370-60-3 | C17H24N2O4 | 320.389 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 4-methyl-piperazine-1-carboxylic acid benzyl ester | 46821-51-6 | C13H18N2O2 | 234.298 |
—— | N-Benzyloxycarbonyl-N,N'-diethyl-ethylenediamine | 148088-90-8 | C14H22N2O2 | 250.341 |
1-苄氧羰基-4-乙胺基哌啶 | benzyl 4-(2-aminoethyl)piperazine-1-carboxylate | 104740-55-8 | C14H21N3O2 | 263.34 |
—— | benzyl 4-isopropyl-1-piperazinecarboxylate | 887757-53-1 | C15H22N2O2 | 262.352 |
—— | 4-(2-chloroethyl)piperazine-1-carboxylic acid benzyl ester | 81088-96-2 | C14H19ClN2O2 | 282.77 |
—— | 4-acetyl-1-benzyloxycarbonylpiperazine | —— | C14H18N2O3 | 262.309 |
—— | 4-(2-ureidoethyl)piperazine-1-carboxylic acid benzyl ester | 636602-67-0 | C15H22N4O3 | 306.365 |
—— | benzyl 4-hydroxypiperazine-1-carboxylate | —— | C12H16N2O3 | 236.271 |
—— | benzyl 4-iso-butylpiperazine-1-carboxylate | 629625-93-0 | C16H24N2O2 | 276.379 |
—— | benzyl 4-(3-hydroxypropyl)piperazine-1-carboxylate | 63234-46-8 | C15H22N2O3 | 278.351 |
4-氨基甲酰苄基1-哌嗪羧酸酯 | benzyl 4-carbamoylpiperazine-1-carboxylate | 588-88-5 | C13H17N3O3 | 263.296 |
4-(2,2,2-三氟乙基)哌嗪-1-羧酸苄基酯 | benzyl 4-(2,2,2-trifluoroethyl)piperazine-1-carboxylate | 629625-96-3 | C14H17F3N2O2 | 302.296 |
—— | benzyl 4-(2-aminoacetyl)piperazine-1-carboxylate | 738556-08-6 | C14H19N3O3 | 277.323 |
4-CBZ-哌嗪-1-甲酰氯 | 4-chlorocarbonyl-piperazine-1-carboxylic acid benzyl ester | 25539-27-9 | C13H15ClN2O3 | 282.727 |
—— | benzyl 4-(acetylmethyl)-1-piperazinecarboxylate | 681508-48-5 | C15H20N2O3 | 276.335 |
—— | Benzyl 4-[3-(phenylmethoxycarbonylamino)propyl]piperazine-1-carboxylate | 910127-07-0 | C23H29N3O4 | 411.501 |
—— | benzyl 4-(2-hydroxypropyl)piperazine-1-carboxylate | 1270981-14-0 | C15H22N2O3 | 278.351 |
—— | benzyl 4-propionylpiperazine-1-carboxylate | —— | C15H20N2O3 | 276.335 |
4-(2-叔丁氧基羰基氨基-乙基)-哌嗪-1-羧酸苄酯 | benzyl 4-(2-((tert-butoxycarbonyl)amino)ethyl)piperazine-1-carboxylate | 500013-42-3 | C19H29N3O4 | 363.457 |
—— | benzyl 4-(2-dimethylaminoacetyl)piperazine-1-carboxylate | 670252-69-4 | C16H23N3O3 | 305.377 |
—— | benzyl 4-(2-bromoacetyl)piperazine-1-carboxylate | 149152-17-0 | C14H17BrN2O3 | 341.205 |
—— | benzyl 4-(2-acetamidoacetyl)piperazine-1-carboxylate | —— | C16H21N3O4 | 319.36 |
4-(氨基硫氧代甲基)-1-哌啶羧酸苯基甲酯 | benzyl 4-carbamothioylpiperazine-1-carboxylate | 856844-77-4 | C13H17N3O2S | 279.363 |
4-(氧乙烷-3-基)哌嗪-1-羧酸苄酯 | benzyl 4-(oxetan-3-yl)piperazine-1-carboxylate | 1254115-22-4 | C15H20N2O3 | 276.335 |
—— | benzyl 4-(2-methoxy-2-oxoethyl)piperazine-1-carboxylate | 1357923-30-8 | C15H20N2O4 | 292.335 |
—— | benzyl 4-(2-hydroxy-2-methylpropyl)piperazine-1-carboxylate | 1339386-84-3 | C16H24N2O3 | 292.378 |
—— | benzyl 4-(3-fluoro-2-hydroxypropyl)piperazine-1-carboxylate | 1270981-27-5 | C15H21FN2O3 | 296.342 |
—— | benzyl 4-benzylpiperazine-1-carboxylate | —— | C19H22N2O2 | 310.396 |
—— | benzyl 4-(isopropylcarbamoyl)piperazine-1-carboxylate | —— | C16H23N3O3 | 305.377 |
—— | benzyl 4-(oxiran-2-ylmethyl)-piperazine-1-carboxylate | —— | C15H20N2O3 | 276.335 |
—— | benzyl 4-[2-[(2-bromoacetyl)amino]acetyl]piperazine-1-carboxylate | —— | C16H20BrN3O4 | 398.256 |
—— | 4-trifluoroacetyl-piperazine-1-carboxylic acid benzyl ester | 899-95-6 | C14H15F3N2O3 | 316.28 |
—— | benzyl 4-(piperidin-4-yl)piperazine-1-carboxylate | 688020-80-6 | C17H25N3O2 | 303.404 |
—— | phenylmethyl 4-<2-(ethylsulfonyl)ethyl>-1-piperazinecarboxylate | 83547-42-6 | C16H24N2O4S | 340.444 |
4-(吡咯烷-3-基)哌嗪-1-羧酸苄酯 | 4-pyrrolidin-3-yl-piperazine-1-carboxylic acid benzyl ester | 436852-08-3 | C16H23N3O2 | 289.378 |
—— | Benzyl 4-(cyclopropylcarbonyl)piperazin-1-carboxylate | 629625-92-9 | C16H20N2O3 | 288.346 |
—— | 4-(tetrahydro-pyran-4-ylmethyl)-piperazine-1-carboxylic acid benzyl ester | 790223-63-1 | C18H26N2O3 | 318.416 |
—— | 4-(4-tert-butoxycarbonylaminobutyl)piperazine-1-carboxylic acid benzyl ester | 877664-86-3 | C21H33N3O4 | 391.511 |
—— | Benzyl 4-(3,3,3-trifluoro-2-hydroxypropyl)piperazine-1-carboxylate | 1404531-23-2 | C15H19F3N2O3 | 332.323 |
—— | benzyl 4-(2-((tert-butoxycarbonyl)amino)acetyl)piperazine-1-carboxylate. | 1422430-39-4 | C19H27N3O5 | 377.44 |
—— | 1-(2-amino-2-methylpropionyl)-4-(benzyloxycarbonyl)piperazine | 661481-67-0 | C16H23N3O3 | 305.377 |
—— | CBZ-piperazinesulfonyl chloride | 127953-90-6 | C12H15ClN2O4S | 318.781 |
—— | benzyl 4-[2-(4-cyclobutylpiperazin-1-yl)-2-oxoethyl]piperazine-1-carboxylate | —— | C22H32N4O3 | 400.521 |
—— | Benzyl 4-(2-hydroxy-2-methylpropionyl)piperazine-1-carboxylate | 670252-62-7 | C16H22N2O4 | 306.362 |
—— | phenylmethyl 4-[2-(1,1,2,2-tetramethyl-1-silapropoxy)ethyl]piperazinecarboxylate | 849139-08-8 | C20H34N2O3Si | 378.587 |
—— | phenylmethyl 4-[3-(1,1,2,2-tetramethyl-1-silapropoxy)propyl]piperazinecarboxylate | 849138-94-9 | C21H36N2O3Si | 392.614 |
—— | benzyl 4-(2-(di-tert-butoxyphosphoryloxy)ethyl)piperazine-1-carboxylate | 1357575-57-5 | C22H37N2O6P | 456.519 |
—— | benzyl 4-{2-[(methylsulfonyl)oxy]propyl}piperazine-1-carboxylate | 1270981-15-1 | C16H24N2O5S | 356.443 |
—— | benzyl 4-(2-oxo-2-phenylethyl)piperazine-1-carboxylate | —— | C20H22N2O3 | 338.406 |
—— | benzyl 4-(4-aminophenyl)piperazine-1-carboxylate | 947673-12-3 | C18H21N3O2 | 311.384 |
—— | 1-benzyloxycarbonyl-4-(3,3-diethoxypropionyl)piperazine | 503146-34-7 | C19H28N2O5 | 364.442 |
—— | 4-ethanesulfonyl-piperazine-1-carboxylic acid benzyl ester | 100876-73-1 | C14H20N2O4S | 312.39 |
—— | benzyl 4-(vinylsulfonyl)-1-piperazinecarboxylate | 1246203-64-4 | C14H18N2O4S | 310.374 |
—— | 4-cyclohexylcarbamoyl-piperazine-1-carboxylic acid benzyl ester | 872829-58-8 | C19H27N3O3 | 345.442 |
—— | benzyl 4-(6-((tert-butyldimethylsilyl)oxy)hexyl)piperazine-1-carboxylate | 1346654-62-3 | C24H42N2O3Si | 434.695 |
—— | benzyl 4-(2-(diethoxyphosphoryl)ethyl)piperazine-1-carboxylate | 81071-02-5 | C18H29N2O5P | 384.412 |
4-(4-溴苯基)哌嗪-1-羧酸苄酯 | benzyl 4-(4-bromophenyl)piperazine-1-carboxylate | 1150271-33-2 | C18H19BrN2O2 | 375.265 |
—— | 1-benzyloxycarbonyl-4-(trifluoroacetoacetyl)piperazine | 503147-73-7 | C16H17F3N2O4 | 358.317 |
—— | N-(benzyloxycarbonyl)-N'-(2-(N-tBoc-aminoxy)acetyl)-1,4-piperazine | 1360544-87-1 | C19H27N3O6 | 393.44 |
—— | 4-(tetrahydro-pyran-4-carbonyl)-piperazine-1-carboxylic acid benzyl ester | 790223-74-4 | C18H24N2O4 | 332.4 |
—— | benzyl 4-(4-formylphenyl)piperazine-1-carboxylate | 104055-50-7 | C19H20N2O3 | 324.379 |
—— | 4-phenylcarbamoyl-piperazine-1-carboxylic acid benzyl ester | —— | C19H21N3O3 | 339.394 |
—— | benzyl 4-((1-(tert-butoxycarbonyl)piperidin-4-yl)methyl)piperazine-1-carboxylate | 775288-80-7 | C23H35N3O4 | 417.549 |
—— | 4-(4-methyl-piperazine-1-sulfonyl)-piperazine-1-carboxylic acid benzyl ester | 933038-82-5 | C17H26N4O4S | 382.484 |
—— | tert-butyl 4-((1-((benzyloxy)carbonyl)piperidin-4-yl)methyl)piperazine-1-carboxylate | —— | C23H35N3O4 | 417.549 |
—— | 4-(2(R)-hydroxy-4-methyl-pentanoyl)-piperazine-1-carboxylic acid benzyl ester | 879275-18-0 | C18H26N2O4 | 334.415 |
—— | benzyl 4-(2,2,6,6-tetramethylpiperidin-4-yl)piperazine-1-carboxylate | 1453211-65-8 | C21H33N3O2 | 359.512 |
—— | Benzyl 4-[2-[diethoxy(oxido)phosphaniumyl]acetyl]piperazine-1-carboxylate | 909710-09-4 | C18H27N2O6P | 398.396 |
—— | 1-(anilinocarbothioyl)-4-(benzyloxycarbonyl)piperazine | 356575-76-3 | C19H21N3O2S | 355.461 |
—— | 3-amino-6-((S)-3-hydroxy-4-methanesulfonylamino-piperidin-1-yl)-4-propyl-thieno[2,3-b]pyridine-2-carboxylic acid amide | 635732-24-0 | C18H26N4O5 | 378.428 |
N-BOC-4-(4-CBZ-哌嗪基)哌啶 | benzyl 4-(1-(tert-butoxycarbonyl)piperidin-4-yl)piperazine-1-carboxylate | 177276-40-3 | C22H33N3O4 | 403.522 |
—— | 4-(1-ethoxycarbonyl-1-methyl-ethyl)-piperazine-1-carboxylic acid benzyl ester | 321890-26-0 | C18H26N2O4 | 334.415 |
4-(4-(叔丁氧基羰基)环己基氨基)哌嗪-1-羧酸苄酯 | benzyl 4-[4-(tert-butoxycarbonylamino)cyclohexyl]piperazine-1-carboxylate | 1248730-88-2 | C23H35N3O4 | 417.549 |
—— | benzyl 4-(2-(2-((3r,5r,7r)-adamantan-1-yl)acetamido)acetyl)piperazine-1-carboxylate. | 1416065-10-5 | C26H35N3O4 | 453.582 |
—— | phenylmethyl 4-[(2S)-2-({[(1,1-dimethylethyl)oxy]carbonyl}amino)-4-methylpentyl]-1-piperazinecarboxylate | 942206-79-3 | C23H37N3O4 | 419.564 |
—— | 1-benzyloxycarbonyl-4-p-methoxybenzylcarbonylpiperazine | 119784-74-6 | C21H24N2O4 | 368.433 |
—— | benzyl 4-{[(3S)-1-(tert-butoxycarbonyl)piperidin-3-yl]methyl}piperazine-1-carboxylate | 894801-73-1 | C23H35N3O4 | 417.549 |
—— | benzyl pyridin-3-ylpiperazine-1,4-dicarboxylate | 906736-90-1 | C18H19N3O4 | 341.367 |
—— | Benzyl 4-(3-formylphenyl)piperazine-1-carboxylate | 874347-75-8 | C19H20N2O3 | 324.379 |
—— | benzyl 4-(4-nitrophenyl)piperazine-1-carboxylate | 947673-13-4 | C18H19N3O4 | 341.367 |
—— | benzyl 4-[4-(tert-butyloxycarbonylaminomethyl)benzylaminocarbonyl]piperazine-1-carboxylate | —— | C26H34N4O5 | 482.58 |
—— | benzyl 4-(1-(tert-butoxycarbonyl)pyrrolidin-3-yl)piperazine-1-carboxylate | 874218-27-6 | C21H31N3O4 | 389.495 |
—— | 4-(S)-(-)-(2,2-dimethyl-[1,3]dioxolan-4-ylmethyl)-piperazine-1-carboxylic acid benzyl ester | 1143519-92-9 | C18H26N2O4 | 334.415 |
—— | benzyl 4-{1-[trans-4-(N-tert-butoxy-carbonylaminomethyl)cyclohexyl]carbonyl}piperazine-1-carboxylate | —— | C25H37N3O5 | 459.586 |
—— | 4-(4-aminopyrimidin-2-yl)-piperazine-1-carboxylic acid benzyl ester | 924644-04-2 | C16H19N5O2 | 313.359 |
—— | 4-((R)-2-hydroxy-3-methoxycarbonyl-propionyl)-piperazine-1-carboxylic acid benzyl ester | 879274-66-5 | C17H22N2O6 | 350.371 |
—— | benzyl 4-(3-hydroxybenzoyl)piperazine-1-carboxylate | —— | C19H20N2O4 | 340.379 |
—— | benzyl 4-[3-(cyanomethyl)phenyl]piperazine-1-carboxylate | 1017275-59-0 | C20H21N3O2 | 335.406 |
—— | benzyl 4-(1-(tert-butoxycarbonyl)piperidin-3-yl)piperazine-1-carboxylate | 1233184-05-8 | C22H33N3O4 | 403.522 |
—— | 1-benzyloxycarbonyl-4-[2-ethoxycarbonyl-2-(methyl)propionyl]piperazine | 666844-23-1 | C19H26N2O5 | 362.426 |
—— | benzyl 4-(2-((tert-butoxycarbonyl)amino)-2-methylpropanoyl)piperazine-1-carboxylate | 661481-68-1 | C21H31N3O5 | 405.494 |
—— | benzyl 4-(biphenylcarbonyl)piperazine-1-carboxylate | 1594439-48-1 | C25H24N2O3 | 400.477 |
—— | benzyl-4-((4R)-4-((3R,5S,7S,8R,9S,10S,13R,14S,17R)-3,7-dihydroxy-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoyl)piperazine-1-carboxylate | —— | C36H54N2O5 | 594.835 |
—— | (S)-benzyl 4-(4-(1-(tert-butoxycarbonylamino)ethyl)benzyl)piperazin-1-carboxylate | 1429181-45-2 | C26H35N3O4 | 453.582 |
—— | N-(2,6-dimethylphenyl)-3-(4-carbobenzyloxypiperazinyl)propanamide | 1422561-26-9 | C23H29N3O3 | 395.502 |