2-甲氧基-5-硝基苯酚可用作有机合成中间体和医药中间体,主要应用于实验室研发过程和化工生产中。
制备将0.10 mol苯酚加入40%氢氧化钠(10 mL,0.1 mol)的水溶液中,并加热使其溶解。减压下蒸发浓缩水分后,在剧烈搅拌条件下,缓慢加入PEG 400(1.6克,约0.04摩尔)和烷基化试剂硫酸二甲酯(0.11摩尔)。继续加热以促进反应,通过HPLC和TLC监测直至苯酚完全转化。然后将混合物倒入热的5%氢氧化钠水溶液或80-90℃热水(100 mL)中搅拌,使产品沉淀或进行层分离。沉淀物或有机层用水洗涤三次,每次使用50毫升水分。通过HPLC检测显示,此路线得到的产品纯度超过96%;若需更高纯度,则可采用适当的溶剂重结晶或在真空中蒸馏。
注意事项:硫酸二甲酯为剧毒化合物,在操作时须格外小心,切勿使其接触皮肤或手套。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
1,2-二甲氧基-4-硝基苯 | 3,4-dimethoxynitrobenzene | 709-09-1 | C8H9NO4 | 183.164 |
4-硝基儿茶酚 | 1,2-dihydroxy-4-nitrobenzene | 3316-09-4 | C6H5NO4 | 155.11 |
1,2-亚甲基双氧-4-硝基苯 | 5-nitro-1,3-benzodioxole | 2620-44-2 | C7H5NO4 | 167.121 |
—— | 4-Nitro-2-(phenoxymethoxy)phenol | 75437-90-0 | C13H11NO5 | 261.234 |
2-甲氧基-5-硝基苯基乙酸酯 | 2-methoxy-5-nitrophenyl acetate | 53606-41-0 | C9H9NO5 | 211.174 |
2-(苄氧基)-1-甲氧基-4-硝基苯 | 2-(benzyloxy)-1-methoxy-4-nitrobenzene | 75167-86-1 | C14H13NO4 | 259.262 |
4-硝基苯甲醚 | 4-Nitroanisole | 100-17-4 | C7H7NO3 | 153.137 |
—— | 2,2-dimethyl-5-nitro-1,3-benzodioxole | 54186-68-4 | C9H9NO4 | 195.175 |
3-(2-甲氧基-5-硝基-苯氧基)-巴豆酸甲酯 | 3-(2-methoxy-5-nitro-phenoxy)-crotonic acid methyl ester | 342043-53-2 | C12H13NO6 | 267.238 |
2-氨基-4-硝基苯甲醚 | 3-amino-4-methoxynitrobenzene | 99-59-2 | C7H8N2O3 | 168.152 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
1,2-二甲氧基-4-硝基苯 | 3,4-dimethoxynitrobenzene | 709-09-1 | C8H9NO4 | 183.164 |
4-硝基儿茶酚 | 1,2-dihydroxy-4-nitrobenzene | 3316-09-4 | C6H5NO4 | 155.11 |
1-乙氧基-2-甲氧基-4-硝基苯 | 1-ethoxy-2-methoxy-4-nitrobenzene | 7244-73-7 | C9H11NO4 | 197.191 |
—— | 2-ethoxy-4-nitroanisole | 36160-52-8 | C9H11NO4 | 197.191 |
—— | 2-(2-methoxy-5-nitrophenoxy)ethan-1-ol | 399580-20-2 | C9H11NO5 | 213.19 |
—— | 1-(2-bromoethoxy)-2-methoxy-4-nitrobenzene | 2506-46-9 | C9H10BrNO4 | 276.087 |
—— | 4-Methoxy-3-n-propyloxy-nitrobenzol | 36160-53-9 | C10H13NO4 | 211.218 |
—— | 2-(difluoromethoxy)-1-methoxy-4-nitrobenzene | —— | C8H7F2NO4 | 219.145 |
博舒替尼杂质17 | 3-allyloxy-4-methoxynitrobenzene | 142072-71-7 | C10H11NO4 | 209.202 |
—— | 2-isopropyloxy-1-methoxy-4-nitrobenzene | 36160-54-0 | C10H13NO4 | 211.218 |
—— | 2-(2-bromoethoxy)-4-nitroanisole | 92878-94-9 | C9H10BrNO4 | 276.087 |
—— | 1-methoxy-4-nitro-2-(2-propynyloxy)-benzene | 89228-66-0 | C10H9NO4 | 207.186 |
—— | 1-(3-bromopropoxy)-2-methoxy-4-nitrobenzene | 2287-09-4 | C10H12BrNO4 | 290.114 |
—— | 1-methoxy-2-(2-methoxyethoxy)-4-nitrobenzene | 26181-49-7 | C10H13NO5 | 227.217 |
—— | 2-butoxy-1-methoxy-4-nitro-benzene | 205067-45-4 | C11H15NO4 | 225.244 |
—— | 1-Methoxy-2-(2-methylpropoxy)-4-nitrobenzene | 185145-95-3 | C11H15NO4 | 225.244 |
—— | 3-(2-methoxy-5-nitrophenoxy)propan-1-amine | —— | C10H14N2O4 | 226.232 |
—— | 2-(2-methoxy-4-nitrophenoxy)-N,N-dimethylethanamine | 2506-45-8 | C11H16N2O4 | 240.259 |
伯舒替尼杂质10 | 2-(3-bromopropoxy)-1-methoxy-4-nitrobenzene | 219786-51-3 | C10H12BrNO4 | 290.114 |
2-(3-氯丙氧基)-1-甲氧基-4-硝基苯 | 1-(2-methoxy-5-nitrophenoxy)-3-chloropropane | 92878-95-0 | C10H12ClNO4 | 245.663 |
—— | 1-methoxy-2-(3-methoxypropoxy)-4-nitrobenzene | 916337-62-7 | C11H15NO5 | 241.244 |
—— | 1-methoxy-4-nitro-2-(pentyloxy)benzene | —— | C12H17NO4 | 239.271 |
—— | 3-<2-(dimethylamino)ethoxy>-4-nitroanisole | 170229-67-1 | C11H16N2O4 | 240.259 |
—— | 1-(2-methoxy-5-nitrophenoxy)-4-bromobutane | 92878-96-1 | C11H14BrNO4 | 304.14 |
—— | (2-Hydroxy-5-nitro-phenoxy)-essigsaeure | 52427-09-5 | C8H7NO6 | 213.147 |
—— | 2-methoxy-4-nitrophenyl acetate | 67851-29-0 | C9H9NO5 | 211.174 |
—— | 1-(4-Nitro-2-methoxy-phenoxy)-propanon-(2) | 114035-71-1 | C10H11NO5 | 225.201 |
(2-甲氧基-5-硝基-苯氧基)-乙酸 | 2-(2-methoxy-5-nitrophenoxy)acetic acid | 103440-70-6 | C9H9NO6 | 227.174 |
2-甲氧基-4,5-二硝基苯酚 | 1,2-Dinitro-4-hydroxy-5-methoxybenzene | 105780-30-1 | C7H6N2O6 | 214.134 |
2-甲氧基-5-硝基苯基乙酸酯 | 2-methoxy-5-nitrophenyl acetate | 53606-41-0 | C9H9NO5 | 211.174 |
—— | N,N-diisopropyl-N-[2-(2-methoxy-4-nitrophenoxy)ethyl]amine | 219785-41-8 | C15H24N2O4 | 296.367 |
—— | N,N-diisopropyl-N-[2-(2-methoxy-4-nitrophenoxy)ethyl]amine | 219785-41-8 | C15H24N2O4 | 296.367 |
—— | (R)-2-((2-methoxy-4-nitrophenoxy)methyl)oxirane | 394248-96-5 | C10H11NO5 | 225.201 |
—— | 2-(2-methoxy-5-nitrophenoxy)ethanoic acid methyl ester | 183803-02-3 | C10H11NO6 | 241.2 |
2-(苄氧基)-1-甲氧基-4-硝基苯 | 2-(benzyloxy)-1-methoxy-4-nitrobenzene | 75167-86-1 | C14H13NO4 | 259.262 |
—— | 2-((2-methoxy-5-nitrophenoxy)methyl)oxirane | —— | C10H11NO5 | 225.201 |
—— | 2-(2,2-diethoxy-ethoxy)-1-methoxy-4-nitrobenzene | 874954-01-5 | C13H19NO6 | 285.297 |
2-(苄氧基)-4-硝基苯酚 | 2-benzyloxy-4-nitrophenol | 50352-33-5 | C13H11NO4 | 245.235 |
—— | Methyl 4-(2-methoxy-5-nitrophenoxy)butanoate | 1096828-42-0 | C12H15NO6 | 269.254 |
1-[2-(2-甲氧基-4-硝基苯氧基)乙基]吡咯烷 | 1-(2-(2-methoxy-4-nitrophenoxy)ethyl)pyrrolidine | 2287-10-7 | C13H18N2O4 | 266.297 |
2-环戊氧基-1-甲氧基-4-硝基苯 | 1-cyclopentyloxy-2-methoxy-5-nitrobenzene | 154464-25-2 | C12H15NO4 | 237.255 |
—— | 4-(2-(2-methoxy-5-nitrophenoxy)ethyl)morpholine | 399579-81-8 | C13H18N2O5 | 282.296 |
—— | N-(2-(2-methoxy-5-nitrophenoxy)ethyl)pyrrolidine | 170229-91-1 | C13H18N2O4 | 266.297 |
—— | 1-[2-(2-methoxy-5-nitro-phenoxy)-ethyl]-piperidine | 399579-80-7 | C14H20N2O4 | 280.324 |
—— | (S)-(7-nitro-2,3-dihydrobenzo[b][1,4]dioxin-2-yl)methanol | 546072-97-3 | C9H9NO5 | 211.174 |
1-(3-(2-甲氧基-5-硝基苯氧基)丙基)-4-甲基哌嗪 | 1-[3-(2-methoxy-5-nitrophenoxy)propyl]-4-methylpiperazine | 846023-54-9 | C15H23N3O4 | 309.365 |
—— | 4-methoxy-3-[(1'-piperidin-4'-yl)methoxy]nitro-benzene | 946680-81-5 | C13H18N2O4 | 266.297 |
—— | 1-cyclopropyl-2-(2-methoxy-4-nitrophenoxy)ethanone | 1197420-16-8 | C12H13NO5 | 251.239 |
2-溴-6-甲氧基-3-硝基苯酚 | 2-bromo-6-methoxy-3-nitrophenol | 854733-39-4 | C7H6BrNO4 | 248.033 |
2-甲氧基-5-氨基苯酚 | 5-amino-2-methoxyphenol | 1687-53-2 | C7H9NO2 | 139.154 |
—— | tert-butyl (2-(2-methoxy-5-nitrophenoxy)ethyl)carbamate | —— | C14H20N2O6 | 312.323 |
—— | 2-Methoxy-5-nitrophenyl 2,2-dimethylpropanoate | —— | C12H15NO5 | 253.255 |
—— | 3-((tert-butyldimethylsilyl)oxy)-4-methoxynitrobenzene | 460080-70-0 | C13H21NO4Si | 283.4 |
—— | 4-tert-butyldimethylsilyloxy-3-methoxy-nitrobenzene | 237756-15-9 | C13H21NO4Si | 283.4 |
—— | 3-(2-methoxy-5-nitro-phenoxy)-1-methyl-pyrrolidine | 174346-95-3 | C12H16N2O4 | 252.27 |
—— | 2-bromo-3,4-dimethoxy-1-nitro-benzene | 861522-00-1 | C8H8BrNO4 | 262.06 |
—— | 2-Methoxy-5-nitro-1-((3R)-tetrahydrofuryloxy)benzene | —— | C11H13NO5 | 239.228 |
—— | (2R)-2-{[2-(benzyloxy)-4-nitrophenoxy]melhyl}oxirane | 1064662-55-0 | C16H15NO5 | 301.299 |
2-苯甲酰氧基-1-甲氧基-4-硝基-苯 | 2-benzoyloxy-1-methoxy-4-nitro-benzene | 143995-51-1 | C14H11NO5 | 273.245 |
—— | 2-(2-methoxy-5-nitro-phenoxy)-1-(4-methyl-piperidin-1-yl)-ethanone | 619254-43-2 | C15H20N2O5 | 308.334 |
3-乙氧基-4-甲氧基苯胺 | 3-ethoxy-4-methoxyaniline | 477742-46-4 | C9H13NO2 | 167.208 |
—— | 2-(5-amino-2-methoxyphenoxy)ethan-1-ol | —— | C9H13NO3 | 183.207 |
—— | trifluoromethanesulfonic acid 2-methoxy-5-nitrophenyl ester | 720702-42-1 | C8H6F3NO6S | 301.2 |
—— | 2-(2-methoxy-5-nitrophenoxy)-1-(4-methoxyphenyl)ethanone | —— | C16H15NO6 | 317.298 |
4-甲氧基-3-(2-甲氧基乙氧基)苯胺 | 4-methoxy-3-(2-methoxyethoxy)aniline | 26181-51-1 | C10H15NO3 | 197.234 |
—— | tert-butyl 4-(2-(2-methoxy-5-nitrophenoxy)ethyl)piperazine-1-carboxylate | —— | C18H27N3O6 | 381.429 |
—— | 3-allyloxy-4-methoxyaniline | 1247563-05-8 | C10H13NO2 | 179.219 |