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【结 构 式】 
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【分子编号】37081 【品名】ethyl 3-(1,3-benzodioxol-5-yl)-2-formylpropanoate 【CA登记号】 |
【 分 子 式 】C13H14O5 【 分 子 量 】250.25116 【元素组成】C 62.39% H 5.64% O 31.97% |
与该中间体有关的原料药合成路线共 1 条
合成路线1
该中间体在本合成路线中的序号：(I)The cyclization of ethyl 2-formyl-3-(3,4-methylenedioxyphenyl)propionate (I) with nitroguanidine (II) by means of sodium methoxide in refluxing methanol gives 2-nitroamino-5-(3,4-methylenedioxybenzyl)-4-pyrimidone (III), which is then condensed with 2-(5-methyl-4-imidazolylmethylthio)ethylamine (IV) in refluxing ethanol.
| 【1】 Brown, T.H. (SmithKline Beecham plc); Process for preparing 2-aminopyrimidones, intermediate 2-nitroaminopyrimidones and a process for their preparation. EP 0004793 . |
| 【2】 Blancafort, P.; Castaner, J.; Serradell, M.N.; Oxmetidine hydrochloride. Drugs Fut 1982, 7, 10, 749. |
| 中间体序号 | 中间体编号 | 品名 | CAS号 | 分子式 | 供应商 | 用于合成 |
|---|---|---|---|---|---|---|
| (I) | 37081 | ethyl 3-(1,3-benzodioxol-5-yl)-2-formylpropanoate | C13H14O5 | 详情 | 详情 | |
| (II) | 15496 | nitroguanidine | 556-88-7 | CH4N4O2 | 详情 | 详情 |
| (III) | 37082 | 5-(1,3-Benzodioxol-5-ylmethyl)-2-(nitroamino)-1H-pyrimidin-4-one | 72716-71-3 | C12H10N4O5 | 详情 | 详情 |
| (IV) | 34071 | 2-[[(5-methyl-1H-imidazol-4-yl)methyl]sulfanyl]-1-ethanamine; 2-[[(5-methyl-1H-imidazol-4-yl)methyl]sulfanyl]ethylamine | C7H13N3S | 详情 | 详情 |
Extended Information