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【结 构 式】

【药物名称】Ridazolol

【化学名称】(±)-4-Chloro-5-[[2-[[3-(o-chlorophenoxy)-2-hydroxypropyl]amino]ethyl]amino]-3(2H)-pyridazinone

【CA登记号】83395-21-5, 83394-57-4 (monoHCl)

【 分 子 式 】C15H18Cl2N4O3

【 分 子 量 】373.24171

【开发单位】Cassella (Originator)

【药理作用】beta-Adrenoceptor Antagonists

合成路线1

The condensation of 2-glycidyloxy-1-chlorobenzene (I) with ethylenediamine (II) in refluxing ethanol gives N-[3-(2-chlorophenoxy)-2-hydroxy propyl]ethylenediamine (III), which is then condensed with 4,5-dichloropyridazinone (IV) in refluxing ethanol.

1 Raabe, T.; Bohn, H.; Martorana, P.A.; Nitz R.-E. (Cassella AG); N-phenoxypropanol-N'-pyridazinyl ethylendiamines as beta -receptor blockers. DD 202013; DE 3048487; EP 54946; JP 57128677; US 4532239 .
2 Castaner, J.; Prous, J.; Ridazolol. Drugs Fut 1986, 11, 12, 1044.
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) 24567 2-[(2-chlorophenoxy)methyl]oxirane C9H9ClO2 详情 详情
(II) 14754 ethylenediamine;1,2-Diaminoethane;ethane-1,2-diamine;1,2-Ethanediamine 107-15-3 C2H8N2 详情 详情
(III) 24569 1-[(2-aminoethyl)amino]-3-(2-chlorophenoxy)-2-propanol C11H17ClN2O2 详情 详情
(IV) 24570 4,5-dichloro-3(2H)-pyridazinone C4H2Cl2N2O 详情 详情
Extended Information