【结 构 式】 |
【药物名称】NSC-624548, HO-221 【化学名称】N-(2-Nitrobenzoyl)-N'-[4-(5-bromo-2-pyrimidinyloxy)-3-chlorophenyl]urea 【CA登记号】105128-93-6 【 分 子 式 】C18H11BrClN5O5 【 分 子 量 】492.67587 |
【开发单位】Mitsubishi Pharma (Originator) 【药理作用】ANTIINFECTIVE THERAPY, Antiviral Drugs, Oncolytic Drugs, Antimetabolites, Reverse Transcriptase Inhibitors |
合成路线1
1) The condensation of 4-amino-2-chlorophenol (I) with 5 bromo-2-chloropyrimidine (II) by means of K2CO3 in hot DMSO gives 4-(5-bromo-2-pyrimidinyloxy)-3-chloroaniline (III), which is then condensed with 2-nitrobenzoyl isocyanate (IV) in dioxane.
【1】 Haga, T.; Kondo, N.; Koyanagi, T.; Nakajima, T.; Sugi, H.; Watanabe, M.; Yamada, N.; Yokoyama, K. (Ishihara Sangyo Kaisha, Ltd.); Benzoyl urea cpds., process for their production, . CH 671576; EP 0192235; FR 2577551; GB 2171695; US 4727077 . |
【2】 Hoshi, A.; Prous, J.; Castaner, J.; HO-221. Drugs Fut 1988, 13, 9, 822. |
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) | 23256 | 2-Amino-4-chlorobenzoic acid; 4-Amino-2-chlorophenol | 3964-52-1 | C6H6ClNO | 详情 | 详情 |
(II) | 21054 | 5-bromo-2-chloropyrimidine | C4H2BrClN2 | 详情 | 详情 | |
(III) | 23258 | 4-[(5-bromo-2-pyrimidinyl)oxy]-3-chlorophenylamine; 4-[(5-bromo-2-pyrimidinyl)oxy]-3-chloroaniline | C10H7BrClN3O | 详情 | 详情 | |
(IV) | 23259 | 2-nitrobenzoyl isocyanate | C8H4N2O4 | 详情 | 详情 |
合成路线2
2) The reaction of aniline (III) with phosgene in ethyl acetate gives 4-(5-bromo-2-pyrimidinyloxy)-3-chlorophenyl isocyanate (V), which is then condensed with 2-nitrobenzamide (VI) in refluxing toluene.
【1】 Haga, T.; Kondo, N.; Koyanagi, T.; Nakajima, T.; Sugi, H.; Watanabe, M.; Yamada, N.; Yokoyama, K. (Ishihara Sangyo Kaisha, Ltd.); Benzoyl urea cpds., process for their production, . CH 671576; EP 0192235; FR 2577551; GB 2171695; US 4727077 . |
【2】 Hoshi, A.; Prous, J.; Castaner, J.; HO-221. Drugs Fut 1988, 13, 9, 822. |
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) | 23256 | 2-Amino-4-chlorobenzoic acid; 4-Amino-2-chlorophenol | 3964-52-1 | C6H6ClNO | 详情 | 详情 |
(II) | 21054 | 5-bromo-2-chloropyrimidine | C4H2BrClN2 | 详情 | 详情 | |
(III) | 23258 | 4-[(5-bromo-2-pyrimidinyl)oxy]-3-chlorophenylamine; 4-[(5-bromo-2-pyrimidinyl)oxy]-3-chloroaniline | C10H7BrClN3O | 详情 | 详情 | |
(V) | 23261 | 4-[(5-bromo-2-pyrimidinyl)oxy]-3-chlorophenyl isocyanate; 5-bromo-2-(2-chloro-4-isocyanatophenoxy)pyrimidine | C11H5BrClN3O2 | 详情 | 详情 | |
(VI) | 23260 | 2-nitrobenzamide | 610-15-1 | C7H6N2O3 | 详情 | 详情 |
合成路线3
3) The reaction of aminophenol (I) with isocyanate (IV) in dioxane gives N-(2-nitrobenzoyl(-N'-(3-chloro-4-hydroxyphenyl)urea (VII), which is then condensed with pyrimidine (II) by means of KOH in hot DMSO.
【1】 Haga, T.; Kondo, N.; Koyanagi, T.; Nakajima, T.; Sugi, H.; Watanabe, M.; Yamada, N.; Yokoyama, K. (Ishihara Sangyo Kaisha, Ltd.); Benzoyl urea cpds., process for their production, . CH 671576; EP 0192235; FR 2577551; GB 2171695; US 4727077 . |
【2】 Hoshi, A.; Prous, J.; Castaner, J.; HO-221. Drugs Fut 1988, 13, 9, 822. |
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) | 23256 | 2-Amino-4-chlorobenzoic acid; 4-Amino-2-chlorophenol | 3964-52-1 | C6H6ClNO | 详情 | 详情 |
(II) | 21054 | 5-bromo-2-chloropyrimidine | C4H2BrClN2 | 详情 | 详情 | |
(IV) | 23259 | 2-nitrobenzoyl isocyanate | C8H4N2O4 | 详情 | 详情 | |
(VII) | 23262 | N-(3-chloro-4-hydroxyphenyl)-N'-(2-nitrobenzoyl)urea | C14H10ClN3O5 | 详情 | 详情 |