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【结 构 式】

【药物名称】Pyrextramine

【化学名称】2,2'-Dithiobis(ethane-2,1-diyl)bis(imino)bis(hexane-6,1-diyl)bis(imino)bis(methylene)bis(1H-pyrrole) tetraoxalate

【CA登记号】92588-09-5 (free base)

【 分 子 式 】C34H56N6O16S2

【 分 子 量 】868.98402

【开发单位】Università degli Studi di Camerino (Originator)

【药理作用】Pharmacological Tools, alpha-Adrenoceptor Antagonists

合成路线1

N1,N1'-Dithiobis(ethane-2,1-diyl)bis(hexane-1,6-diamine) (II) is prepared starting from 6-aminohexylcyste amine (I) by potassium ferricyanide oxidation. The condensation of (II) with pyrrol 2-carboxaldehyde and subsequent reduction with NaHB4 of the resulting Schitf base gives (III), which is crvstallized as tetraoxatate.

1 Angeli, P.; et al.; Structure-activity relationships among benextramine-related tetraamine disulfides at peripheral alpha-adrenoreceptors. J Med Chem 1985, 28, 11, 1643.
2 Brasili, L.; Pyrextramine. Drugs Fut 1986, 11, 1, 32.
中间体序号 中间体编号 品名 CAS号 分子式 供应商 用于合成
21081 Pyrrole-2-carbaldehyde; 1H-pyrrole-2-carbaldehyde 1003-29-8 C5H5NO 详情 详情
(I) 24140 2-[[6-(methylamino)hexyl]amino]-1-ethanethiol C9H22N2S 详情 详情
(II) 24141 N-(10,11-dithia-7,14,21-triazadocos-1-yl)-N-methylamine C18H42N4S2 详情 详情
Extended Information