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【结 构 式】

【分子编号】33815

【品名】1-(5-amino-2-hydroxyphenyl)-1-ethanone

【CA登记号】

【 分 子 式 】C8H9NO2

【 分 子 量 】151.165

【元素组成】C 63.56% H 6% N 9.27% O 21.17%

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 condensation of 3-acetyl-4-hydroxyaniline (I) with N,N-diethylcarbamoyl chloride (II) in pyridine gives the urea (II), which is treated with epichlorohydrin (IV) and NaOH to yield N-[3-acetyl-4-(2,3-epoxypropoxy)phenyl]-N',N'-diethylurea (V). Finally, the epoxy ring of (V) is opened with tert-butylamine (VI).

1 Stormann-Menninger-Lerchenthal, H.; Pittner, H.; Zolss, G. (CL Pharma); 4-Ureido-2-acyl phenoxypropanolamine. DE 2458624; US 4034009 .
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) 33815 1-(5-amino-2-hydroxyphenyl)-1-ethanone C8H9NO2 详情 详情
(II) 33816 N,N'-Diethylcarbamoyl chloride; 1-[(chlorocarbonyl)(ethyl)amino]ethane 88-10-8 C5H10ClNO 详情 详情
(III) 33817 N'-(3-acetyl-4-hydroxyphenyl)-N,N-diethylurea C13H18N2O3 详情 详情
(IV) 10146 Epichlorohydrin; 2-(Chloromethyl)oxirane 106-89-8 C3H5ClO 详情 详情
(V) 33818 N'-[3-acetyl-4-(2-oxiranylmethoxy)phenyl]-N,N-diethylurea C16H22N2O4 详情 详情
(VI) 17895 2-Amino-2-methylpropane; tert-butylamine; 2-methyl-2-propanamine 75-64-9 C4H11N 详情 详情
Extended Information