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CAS 105-45-3
methyl 3-oxobutanoate1-Methoxybutane-1,3-dioneMethyl acetoacetate
登记编号：PALB-052、(IV)1024528-3-a、(II)638294-10-a,(II)638294-10-b、Amoxicillin-019、FIMA-009、Lercanidipine Hydrochloride-008、(IV)70425-1-a
应用背景（按来源药适应症）
乳腺癌哌柏西利非小细胞肺癌普拉替尼甲状腺瘤普拉替尼甲状腺髓样癌普拉替尼收缩性心力衰竭非奈利酮舒张期心力衰竭非奈利酮心脏衰竭非奈利酮慢性肾功能不全非奈利酮糖尿病肾病非奈利酮二型糖尿病非奈利酮幽门螺杆菌感染阿莫西林/奥美拉唑/利福布汀消化不良阿莫西林/奥美拉唑/利福布汀原发性高血压苯磺酸氨氯地平/非马沙坦钾高血压苯磺酸氨氯地平/非马沙坦钾十二指肠溃疡雷贝拉唑钠/甲硝唑/阿莫西林特发性血小板减少性紫癜雷贝拉唑钠/甲硝唑/阿莫西林胃溃疡雷贝拉唑钠/甲硝唑/阿莫西林胃炎雷贝拉唑钠/甲硝唑/阿莫西林幽门螺杆菌感染雷贝拉唑钠/甲硝唑/阿莫西林边缘带B细胞淋巴瘤克拉霉素/雷贝拉唑钠/阿莫西林十二指肠溃疡克拉霉素/雷贝拉唑钠/阿莫西林特发性血小板减少性紫癜克拉霉素/雷贝拉唑钠/阿莫西林胃溃疡克拉霉素/雷贝拉唑钠/阿莫西林胃炎克拉霉素/雷贝拉唑钠/阿莫西林幽门螺杆菌感染克拉霉素/雷贝拉唑钠/阿莫西林原发性高血压缬沙坦/盐酸乐卡地平细菌感染阿莫西林钠高血压非马沙坦钾三水合物原发性高血压非马沙坦钾三水合物高胆固醇血症非马沙坦钾三水合物慢性肾功能不全非马沙坦钾三水合物肾功能不全非马沙坦钾三水合物肝功能衰退非马沙坦钾三水合物高血压盐酸乐卡地平细菌感染氟氯西林钠蜂窝织炎氟氯西林钠慢性肾功能不全氟氯西林钠
来源药（使用该中间体的合成路线）
| 品种 | 梯队 | 到期年 |
|---|---|---|
| 哌柏西利Palbociclib | Tier A · 立即攻坚 | 2027 |
| 普拉替尼Pralsetinib | Tier C · 观察 / 贸易 | 2031 |
| 非奈利酮Finerenone | Tier C · 观察 / 贸易 | 2030 |
| 阿莫西林/奥美拉唑/利福布汀Amoxicillin/Omeprazole/Rifabutin | Tier C · 观察 / 贸易 | - |
| 苯磺酸氨氯地平/非马沙坦钾Amlodipine Besylate/Fimasartan Potassium | Tier C · 观察 / 贸易 | - |
| 雷贝拉唑钠/甲硝唑/阿莫西林Rabeprazole Sodium/Metronidazole/Amoxicillin | Tier C · 观察 / 贸易 | - |
| 克拉霉素/雷贝拉唑钠/阿莫西林Clarithromycin/Rabeprazole Sodium/Amoxicillin | Tier C · 观察 / 贸易 | - |
| 缬沙坦/盐酸乐卡地平Valsartan/Lercanidipine Hydrochloride | Tier C · 观察 / 贸易 | - |
| 阿莫西林钠Amoxicillin Sodium | Tier C · 观察 / 贸易 | - |
| 非马沙坦钾三水合物Fimasartan Potassium Trihydrate | Tier C · 观察 / 贸易 | - |
| 盐酸乐卡地平Lercanidipine Hydrochloride | Tier C · 观察 / 贸易 | - |
| 氟氯西林钠Floxacillin sodium | Tier C · 观察 / 贸易 | - |
合成路线中的位置（上下游链）
按路线登记顺序排列，左→右为合成方向；高亮为当前 CAS，其余可点击跳转对应档案。
tert-butyl 4-(6-aminopyridin-3-yl)piperazine-1-carboxylate→5-bromo-2-nitropyridine→tert-butyl 4-(6-nitropyridin-3-yl)piperazine-1-carboxylate→piperazine→1-(6-nitropyridin-3-yl)piperazine→PALB-044→(Z)-tert-butyl 4-(6-(2,3-bis(tert-butoxycarbonyl)guanidino)pyridin-3-yl)piperazine-1-carboxylate→1-(5-(piperazin-1-yl)pyridin-2-yl)guanidine hydrochloride→(E)-methyl 2-acetylbut-2-enoate→6-acetyl-4-amino-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)-5,6-dihydropyrido[2,3-d]pyrimidin-7(8H)-one→6-acetyl-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)-5,6-dihydropyrido[2,3-d]pyrimidin-7(8H)-one→chlorocyclopentane→6-acetyl-8-cyclopentyl-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)-5,6-dihydropyrido[2,3-d]pyrimidin-7(8H)-one→methyl 3-oxobutanoate
Methyl 4-cyano-1-methoxycyclohexane-1-carboxylate→Methyl 4-[imino(methoxy)methyl]-1-methoxycyclohexane-1-carboxylate hydrogen chloride→Methyl trans-4-carbamimidoyl-1-methoxycyclohexane-1-carboxylate→1-Methoxybutane-1,3-dione→Methyl 1-methoxy-4-(4-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)cyclohexane-1-carboxylate→Methyl trans-4-[4-[(methanesulfonyl)oxy]-6-methylpyrimidin-2-yl]-1-methoxycyclohexane-1-carboxylate→3-Amino-5-methylpyrazole→Methyl (1s,4s)-1-methoxy-4-[4-methyl-6-[(5-methyl-1H-pyrazol-3-yl)amino]pyrimidin-2-yl]cyclohexane-1-carboxylate→(1s,4s)-1-Methoxy-4-[4-methyl-6-[(5-methyl-1H-pyrazol-3-yl)amino]pyrimidin-2-yl]cyclohexane-1-carboxylic acid→(1S)-1-[6-(4-Fluoro-1H-pyrazol-1-yl)pyridin-3-yl]ethan-1-amine→(1S)-1-[6-(4-Fluoro-1H-pyrazol-1-yl)pyridin-3-yl]ethan-1-amine hydrogen chloride
4-Bromo-2-methoxybenzaldehyde→1-Methoxybutane-1,3-dione→Methyl (2Z)-2-[(4-bromo-2-methoxyphenyl)methylidene]-3-oxobutanoate→4-Amino-5-methylpyridin-2(1H)-one→Methyl 4-(4-bromo-2-methoxyphenyl)-5-hydroxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate→(Diethoxymethoxy)ethane→Methyl 4-(4-bromo-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate→Methyl (4S)-4-(4-bromo-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate→Methyl (4S)-4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate→(4S)-4-(4-Cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylic acid
1-Methoxybutane-1,3-dione→4-Amino-5-methylpyridin-2(1H)-one→(Diethoxymethoxy)ethane→Methyl (4S)-4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate→3-Fluoro-4-formylbenzonitrile→Methyl 2-[(4-cyano-2-fluorophenyl)methylidene]-3-oxobutanoate→Methyl 4-(4-cyano-2-fluorophenyl)-5-hydroxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate→Methyl 4-(4-cyano-2-fluorophenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate→Methyl (4S)-4-(4-cyano-2-fluorophenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate→Natrium methoxide
(2R)-[[(Benzyloxy)carbonyl]amino](4-hydroxyphenyl)acetic acid→(2R)-2-Amino-2-(4-hydroxyphenyl)acetic acid→1-Methoxybutane-1,3-dione→Sodium (2R)-(4-hydroxyphenyl)[[(2E)-4-methoxy-4-oxobut-2-en-2-yl]amino]acetate→Sodium (2S,5R,6R)-6-amino-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Potassium (2S,5R,6R)-6-amino-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(+)-6-Aminopenicillanic acid
本站可供应的对应中间体
同 CAS 多家在售供应横向对比；价格区间为供应方挂牌口径，实价以询价确认为准。
| 供应商 | 产品 | 价格区间 | 最小起订 | 货期 | 资质 | 操作 |
|---|---|---|---|---|---|---|
| Unibest Nantong cGMP Site | 4-Bromo-2-methoxybenzaldehyde Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — | |
| Unibest Taizhou GMP-like Site | 4-formyl-3-methoxybenzonitrile Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — | |
| Qualified Partner — East China API Works | 4-AMino-5-Methylpyridin-2-ol Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — | |
| Unibest Nantong cGMP Site | 2-chloro-5-methylpyridin-4-amine Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — | |
| Unibest Taizhou GMP-like Site | 2-Cyanoethyl 3-oxobutanoate Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — | |
| Qualified Partner — East China API Works | 2-cyanoethyl 4-(4-cyano-2-methoxyphenyl)-2,8-dimethyl-5-oxo-1,4,5,6-tetrahydro-1,6-naphthyridine-3-carboxylate Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — | |
| Qualified Partner — East China API Works | 5-broMo-2-chloro-N-cyclopentylpyriMidin-4-aMine Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — | |
| Unibest Nantong cGMP Site | 2-chloro-8-cyclopentyl-5-Methylpyrido[2,3-d]pyriMidin-7(8H)-one Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — | |
| Unibest Taizhou GMP-like Site | 6-broMo-2-chloro-8-cyclopentyl-5-Methylpyrido[2,3-d]pyriMidin-7(8H)-one Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — | |
| Qualified Partner — East China API Works | tert-Butyl 4-(6-aminopyridin-3-yl)piperazine-1-carboxylate Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — | |
| Unibest Nantong cGMP Site | Tert-butyl 4-(6-nitropyridin-3-yl)piperazine-1-carboxylate Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — | |
| Unibest Taizhou GMP-like Site | tert-Butyl 4-(6-((6-(1-butoxyvinyl)-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carboxylate Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — | |
| Qualified Partner — East China API Works | PD 0332991 HCl Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — |
本页为中间体 CAS 注册档案：同 CAS 的多条路线登记已合并；后续供应商报价与买方需求以该 CAS 为主键撮合。