• English
  • 简体中文
Login Register
Current Location: Home > Feedback Help Print

【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
      N-[4-(5-Bromo-2-pyrimidinyloxy)-3-chlorophenyl]-N'-(2-nitrobenzoyl)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
Extended Information