原料药中间体是指在药物合成过程中用于生成最终活性成分(即原料药)的化学物质。这些中间体在制药工业中扮演着重要角色,它们通过一系列化学反应逐步转化成成品药物。根据其在生产过程中的位置和功能,可以将原料药中间体分为以下几个类别:
起始物料:这类中间体是最初用于合成最终产品的原材料。它们通常来源于天然产物、化工产品或其他已经存在的化合物。
关键中间体:这些中间体在整个合成过程中起着核心作用,通常是通过复杂的化学反应得到的。它们对于确保原料药的质量和成本效益至关重要。
保护基团:在药物合成中使用这类中间体是为了对某些敏感部分进行临时性或选择性的“保护”,防止它们在不必要的位置上发生副反应。保护完成后可通过特定条件去除这些保护基。
催化剂和添加剂:虽然不直接形成最终产品,但这些物质能够促进化学反应、提高产率或改善产品的质量特性。
分离纯化溶剂:这类中间体主要用于原料药合成过程中的提纯步骤。它们帮助从目标产物中去除杂质并提高产品的纯度。
选择合适的原料药中间体对于保证药物的安全性和有效性至关重要,因此,在其开发过程中需要考虑多个因素,包括成本效益、反应条件的可控性以及环境友好型等方面。
中文名称 | 英文名称 | CAS号 | 化学式 | 结构式图片 |
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5-氯-2-碘-3-甲基硝基苯 | 5-chloro-2-iodo-1-methyl-3-nitrobenzene | 1150617-61-0 | C7H5ClINO2 |
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5-氯-2-硝基甲苯 | 5-chloro-2-nitrotoluene | 5367-28-2 | C7H6ClNO2 |
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5-氯-2-硝基-4-(三氟甲基)苯胺 | 5-chloro-2-nitro-4-(trifluoromethyl)aniline | 35375-74-7 | C7H4ClF3N2O2 |
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5-氯-2-甲基-3-硝基苯甲酸甲酯 | methyl 5-chloro-2-methyl-3-nitrobenzoate | 294190-17-3 | C9H8ClNO4 |
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5-氯-2-三氟甲)苯甲酸 | 5-chloro-2-(trifluoromethyl)benzoic acid | 654-98-8 | C8H4ClF3O2 |
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5-氯-1-氧代-2,3-二氢-1H-茚-2-羧酸甲酯 | methyl 5-chloro-1-oxo-2,3-dihydro-1H-indene-2-carboxylate | 65738-56-9 | C11H9ClO3 |
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5-氯-1,3,4-噻二唑-2-胺 | 5-chloro-1,3,4-thiadiazol-2-amine | 37566-40-8 | C2H2ClN3S |
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5-氨基酮戊酸甲酯盐酸盐 | methyl aminolevulinate | 79416-27-6 | C6H11NO3*ClH |
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5-氨基四氮唑 | 5-aminotetrazole | 4418-61-5 | CH3N5 |
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5-氨基吲哚 | 5-amino-1H-indole | 5192-03-0 | C8H8N2 |
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5-氨基-N,N'-二[2-羟基-1-(羟基甲基)乙基]-2,4,6-三碘-1,3-苯二甲酰胺 | S-N,N'-bis[2-hydroxy-1-(hydroxymethyl)ethyl]-5-amino-2,4,6-triiodo-1,3-benzenedicarboxamide | 60166-98-5 | C14H18I3N3O6 |
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5-氨基-4-溴苯并噻唑 | 4-bromobenzo[d]thiazol-5-amine | 769-19-7 | C7H5BrN2S |
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5-氨基-3-氰基-1-(2,6-二氯-4-三氟甲基苯基)吡唑 | 5-amino-3-cyano-1-(2,6-dichloro-4-trifluoromethylphenyl)pyrazole | 120068-79-3 | C11H5Cl2F3N4 |
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5-氨基-2-羟基苯甲腈 | 4-cyano-3-hydroxy-aniline | 67608-58-6 | C7H6N2O |
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5-氨基-2,4-二-叔丁基-苯酚 | 5-amino-2,4-di-tert-butylphenol | 873055-58-4 | C14H23NO |
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5-氨基-2,4,6-三碘间苯二甲酸 | 2,4,6-triiodo-5-aminoisophthalic acid | 35453-19-1 | C8H4I3NO4 |
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5-氨基-2,4,6-三碘异酞酰氯 | 5-amino-2,4,6-triiodoisophthalic acid dichloride | 37441-29-5 | C8H2Cl2I3NO2 |
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5-氨基-2,4,6-三碘-N,N’-二(2,3-二羟基丙基)-1,3-苯二甲酰胺 | 5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide | 76801-93-9 | C14H18I3N3O6 |
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5-氨基-2'-脱氧尿苷 | 5-amino-2'-deoxyuridine | 5536-30-1 | C9H13N3O5 |
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5-氧代-环己烷-1,3-二羧酸二甲酯 | dimethyl 5-oxocyclohexane-1,3-dicarboxylate | 87122-06-3 | C10H14O5 |
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5-氧代-4,5-二氢吡唑并[1,5-a]嘧啶-3-羧酸乙酯 | ethyl 5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate | 926663-00-5 | C9H9N3O3 |
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5-氧代-3 -[(三乙基硅烷基)氧基)-1-环戊烯-1-庚酸甲酯 | Methyl 5-oxo-3-<(triethylsilyl)oxy>-1-cyclopenteneheptanoate | 112713-92-5 | C19H34O4Si |
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5-氟脱氧胞苷 | 5-fluoro-2'-deoxycytidine | 10356-76-0 | C9H12FN3O4 |
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5-氟吲哚-2-酮 | 5-fluoroindol-2(3H)-one | 56341-41-4 | C8H6FNO |
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5-氟吲哚 | 5-fluoro-1H-indole | 399-52-0 | C8H6FN |
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5-氟-6-甲基吡啶-2-甲腈 | 5-fluoro-6-methylpicolinonitrile | 915720-64-8 | C7H5FN2 |
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5-氟-3-甲基水杨醛 | 5-fluoro-2-hydroxy-3-methylbenzaldehyde | 704884-74-2 | C8H7FO2 |
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5-氟-3-甲基吲哚 | 5-fluoro-3-methyl-1H-indole | 392-13-2 | C9H8FN |
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5-氟-2-硝基苯酚 | 5-fluoro-2-nitrophenol | 446-36-6 | C6H4FNO3 |
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5-氟-2-硝基苯乙酸 | 2-(5-fluoro-2-nitrophenyl)acetic acid | 29640-98-0 | C8H6FNO4 |
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5-氟-2-硝基甲苯 | 3-fluoro-6-nitrotoluene | 446-33-3 | C7H6FNO2 |
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5-氟-2-(三氟甲基)苯硼酸 | (5-fluoro-2-(trifluoromethyl)phenyl)boronic acid | 928053-97-8 | C7H5BF4O2 |
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5-氟-1-(2-氟苯基)-1H-吡唑酮基[3,4-B]吡啶-3-甲腈 | 5-fluoro-1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine-3-nitrile | 1350653-26-7 | C14H8F2N4 |
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5-氟-1,2,3,4-四氢-1,8-萘啶-2-酮 | 5-fluoro-3,4-dihydro-1,8-naphthyridin-2(1H)-one | 1237535-78-2 | C8H7FN2O |
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5-己基苯-1,3-二醇 | 5-hexylbenzene-1,3-diol | 5465-20-3 | C12H18O2 |
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5-巯基-1,2,3-三氮唑单钠盐 | sodium 1H-1,2,3-triazole-5-thiolate | 59032-27-8 | C2H2N3S*Na |
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5-巯基-1,2,3,4-四氮唑-1-甲基磺酸 | 1-sulfomethyl-5-mercapto-1H-tetrazole | 67146-22-9 | C2H4N4O3S2 |
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5-叔丁基-2-碘苯酚 | 5-tert-butyl-2-iodophenol | 20942-70-5 | C10H13IO |
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5-叔丁基-2-氯吡啶 | 5-tert-butyl-2-chloropyridine | 102236-19-1 | C9H12ClN |
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5-二氟甲氧基-2-巯基-1H-苯并咪唑 | 5-(difluoromethoxy)-2-mercapto-1H-benzimidazole | 97963-62-7 | C8H6F2N2OS |
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5-乙酰氨基-7,8,9-O-三乙酰基-2,6-脱水-4-叠氮-3,4,5-三脱氧-D-甘油-D-半乳-2-壬烯酸甲酯 | methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate | 130525-58-5 | C18H24N4O10 |
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5-乙酰基水杨酰胺 | 5-acetylsalicylamide | 40187-51-7 | C9H9NO3 |
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5-乙酰基噻吩-2-硼酸频那醇酯 | 1-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-2-yl)ethanone | 942070-32-8 | C12H17BO3S |
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5-乙酰基噻吩-2-甲酸 | 5-acetylthiophene-2-carboxylic acid | 4066-41-5 | C7H6O3S |
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5-乙酰基-2,3-二氢苯并[b]呋喃 | 1-(2,3-dihydrobenzofuran-5-yl)ethanone | 90843-31-5 | C10H10O2 |
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5-乙酰-2’,3’-双脱氧双脱氢肌苷 | 1-(5-O-Acetyl-2,3-dideoxy-β-D-glycero-pent-2-enofuranosyl)hypoxanthine | 130676-57-2 | C12H12N4O4 |
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5-alpha-D-呋喃核糖基-2,4(1H,3H)-嘧啶二酮 | α-pseudouridine | 10017-66-0 | C9H12N2O6 |
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5-[[[(2,4-二氟苯基)甲基]氨基]羰基]-1-(2,2-二甲氧基乙基)-1,4-二氢-4-氧代-3-苄氧基-2-吡啶羧酸甲酯 | methyl 1-[2,2-bis(methyloxy)ethyl]-5-({[(2,4-difluorophenyl)methyl]amino}carbonyl)-4-oxo-3-[(phenylmethyl)oxy]-1,4-dihydro-2-pyridinecarboxylate | 1229006-21-6 | C26H26F2N2O7 |
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5-[[2-(4,5-二氢-3-甲基-5-氧代-1H-吡唑-1-基)-4-磺基苯基]磺酰基]水杨酸 | 5-((2-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-4-sulphophenyl)sulphonyl)salicylic acid | 6201-75-8 | C17H14N2O9S2 |
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5-[(乙氧基羰基)氨基]-1,2,4-三唑-3-乙酸甲酯 | methyl 2-(5-ethoxycarbonylamino-1,2,4-thiadiazol-3-yl)acetate | 150215-07-9 | C8H11N3O4S |
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