化学性质:淡黄色粉末。
用途:2-氨基-5-硝基吡啶用作有机合成和医药中间体。
生产方法:通过将2-氨基吡啶硝化制备。具体步骤如下:在50℃下,将2-氨基吡啶加入浓硫酸中,再滴加发烟硝酸,确保温度不超过50℃。45℃保温2小时后,在室温条件下搅拌4小时。随后,反应液倾入碎冰中,并在5℃以下用氨水调节pH至6,使晶体析出。过滤并干燥晶体,用水重结晶可获得淡黄色片晶,收率可达75%。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
3-硝基吡啶 | 3-nitropyridine | 2530-26-9 | C5H4N2O2 | 124.099 |
—— | 5-nitro-2-nitraminopyridine | 15367-00-7 | C5H4N4O4 | 184.111 |
2-乙酰胺基-5-硝基吡啶 | 2-acetamido-5-nitropyridine | 5093-64-1 | C7H7N3O3 | 181.151 |
2-巯基-5-硝基吡啶 | 2-mercapto-5-nitropyridine | 2127-09-5 | C5H4N2O2S | 156.165 |
2-氟-5-硝基吡啶 | 2-Fluoro-5-nitropyridine | 456-24-6 | C5H3FN2O2 | 142.089 |
2-溴-5-硝基吡啶 | 2-bromo-5-nitropyridine | 4487-59-6 | C5H3BrN2O2 | 202.995 |
2-氯-5-硝基吡啶 | 2-chloro-5-nitropyridine | 4548-45-2 | C5H3ClN2O2 | 158.544 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
5-硝基吡啶-2,3-二胺 | 5-nitro-pyridine-2,3-diamine | 3537-14-2 | C5H6N4O2 | 154.128 |
N-乙基-5-硝基吡啶-2-胺 | 2-ethylamino-5-nitropyridine | 67730-09-0 | C7H9N3O2 | 167.167 |
N,N-二甲基-5-硝基-2-吡啶胺 | N,N-dimethyl-5-nitropyridin-2-amine | 2554-75-8 | C7H9N3O2 | 167.167 |
2,6-二氨基-3-硝基吡啶 | 3-nitropyridine-2,6-diamine | 3346-63-2 | C5H6N4O2 | 154.128 |
2,5-二硝基吡啶 | 2,5-dinitropyridine | 15009-92-4 | C5H3N3O4 | 169.097 |
—— | N'-hydroxy-N-(5-nitropyridin-2-yl)formimidamide | 21881-75-4 | C6H6N4O3 | 182.139 |
2-[(二甲基-lambda4-硫代)氨基]-5-硝基吡啶 | 2-dimethylsulfilimino-5-nitropyridine | 134251-84-6 | C7H9N3O2S | 199.233 |
2-氨基-3-溴-5-硝基吡啶 | 3-bromo-5-nitro-pyridin-2-ylamine | 15862-31-4 | C5H4BrN3O2 | 218.01 |
2-氨基-3-氯-5-硝基吡啶 | 3-chloro-5-nitropyridin-2-amine | 22353-35-1 | C5H4ClN3O2 | 173.559 |
2-氨基-3-碘-5-硝基吡啶 | 3-iodo-5-nitropyridin-2-amine | 25391-56-4 | C5H4IN3O2 | 265.01 |
—— | 5-nitro-2-nitraminopyridine | 15367-00-7 | C5H4N4O4 | 184.111 |
—— | 5-Nitrobis(2-pyridyl)amine | 156732-94-4 | C10H8N4O2 | 216.199 |
—— | 5,5'-Dinitrobis(2-pyridyl)amine | 52597-35-0 | C10H7N5O4 | 261.197 |
2-乙酰胺基-5-硝基吡啶 | 2-acetamido-5-nitropyridine | 5093-64-1 | C7H7N3O3 | 181.151 |
3,5-二硝基-2-氨基吡啶 | 3,5-dinitropyridin-2-amine | 3073-30-1 | C5H4N4O4 | 184.111 |
5-硝基-N-苯基吡啶-2-胺 | 5-nitro-N-phenylpyridin-2-amine | 6825-25-8 | C11H9N3O2 | 215.211 |
—— | N-(5-nitropyridin-2-yl)propanamide | —— | C8H9N3O3 | 195.178 |
5-硝基-2-苄基氨基吡啶 | N-benzyl-5-nitropyridin-2-amine | 21626-41-5 | C12H11N3O2 | 229.238 |
—— | methyl-N-(5-nitro-2-pyridyl)-α-glycinate | 146294-97-5 | C8H9N3O4 | 211.177 |
—— | N-(5-Nitro-pyridin-2-yl)-acrylamide | 154229-68-2 | C8H7N3O3 | 193.162 |
—— | 2-chloro-N-(2-(5-nitro)pyridinyl)acetamide | —— | C7H6ClN3O3 | 215.596 |
—— | 5-nitro-N-(2-(pyrrolidin-1-yl)ethyl)pyridin-2-amine | 1274672-49-9 | C11H16N4O2 | 236.274 |
—— | N-(5-nitropyridin-2-yl)hexanamide | 543685-38-7 | C11H15N3O3 | 237.258 |
2-羟基-5-硝基吡啶 | 5-nitro-2-hydroxypyridine | 5418-51-9 | C5H4N2O3 | 140.098 |
—— | N,N'-bis-(5-nitro-pyridin-2-yl)-succinamide | —— | C14H12N6O6 | 360.286 |
2-氟-5-硝基吡啶 | 2-Fluoro-5-nitropyridine | 456-24-6 | C5H3FN2O2 | 142.089 |
2-碘-5-硝基吡啶 | 2-iodo-5-nitropyridine | 28080-54-8 | C5H3IN2O2 | 249.996 |
叔-丁基 (5-硝基吡啶-2-基)氨基甲酸酯 | tert-butyl (5-nitro-2-pyridinyl)carbamate | 161117-88-0 | C10H13N3O4 | 239.231 |
2-溴-5-硝基吡啶 | 2-bromo-5-nitropyridine | 4487-59-6 | C5H3BrN2O2 | 202.995 |
—— | 1-(5-nitropyridin-2-yl)-3-phenylurea | 100137-20-0 | C12H10N4O3 | 258.236 |
2-氯-5-硝基吡啶 | 2-chloro-5-nitropyridine | 4548-45-2 | C5H3ClN2O2 | 158.544 |
—— | methyl N-(5-nitro-2-pyridyl)-α-alaninate | 146294-98-6 | C9H11N3O4 | 225.204 |
—— | (5-nitropyridin-2-yl)carbamic acid isopropenyl ester | 1103234-48-5 | C9H9N3O4 | 223.188 |
N-乙基-N-(硝基-2-吡啶基)乙酰胺 | N-ethyl-N-(nitro-2-pyridyl)acetamide | 115474-10-7 | C9H11N3O3 | 209.205 |