4-硝基邻苯二甲酰亚胺又名4-硝基酞酰亚胺,商品名简称NPI。这是一种重要的有机中间体,可用于偶氮染料、鲁米诺等产品的生产;通过开环脱水还可制得4-硝基邻苯二腈、5-氰基苯酞等药物中间体。
制备在1000ml四口烧瓶中加入21.1g(0.1mol)4-硝基邻苯二甲酸、3g(0.05mol)尿素和110g邻二氯苯,开启搅拌并加热。当温度升至125℃时开始回流,产生泡沫,并有气体逸出。继续升温至180℃,冷凝器下端有液滴回流并通过分水器返回体系中。反应持续5小时期间需及时分离水分。冷却后过滤,滤饼烘干得到浅黄色粉末(14.8g),滤液91g备用。最终产品含量为99.29%,摩尔收率为77.08%。
化学性质该物质为浅黄色粉末状固体。
用途主要用于荧光染料的中间体,也可作为有机合成及荧光染料、颜料的中间体。
生产方法由邻苯二甲酰亚胺经硝化而得。具体步骤如下:将发烟硝酸冷却至5℃以下,慢慢滴加浓硫酸并控制温度在10-13℃之间,随后加入邻苯二甲酰亚胺,在室温下放置过夜。然后在搅拌状态下倾入冰水中,于20℃以下析出沉淀。过滤、水洗、干燥后重结晶即得4-硝基邻苯二甲酰亚胺,收率为60%。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
N-羟基-4-硝基邻苯二甲酰亚胺 | 2-hydroxy-6-nitro-1H-isoindole-1,3-dione | 105969-98-0 | C8H4N2O5 | 208.13 |
4-硝基邻苯二甲酰胺 | 4-nitrophthalic amide | 13138-53-9 | C8H7N3O4 | 209.161 |
5-硝基异吲哚啉 | 5-nitroisoindoline | 46053-72-9 | C8H8N2O2 | 164.164 |
邻苯二甲酸亚胺 | phthalimide | 85-41-6 | C8H5NO2 | 147.133 |
4-硝基邻苯二甲酸 | 4-nitrophthalic acid | 610-27-5 | C8H5NO6 | 211.131 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
N-甲基-4-硝基邻苯二甲酰亚胺 | 4-nitro-N-methyl-phthalimide | 41663-84-7 | C9H6N2O4 | 206.158 |
5-氨基-6-硝基异吲哚-1,3-二酮 | 5-amino-6-nitroisoindoline-1,3-dione | 59827-85-9 | C8H5N3O4 | 207.145 |
N-羟基-4-硝基邻苯二甲酰亚胺 | 2-hydroxy-6-nitro-1H-isoindole-1,3-dione | 105969-98-0 | C8H4N2O5 | 208.13 |
—— | 5-nitro-2-(4-nitro-benzyl)-isoindoline-1,3-dione | 108062-06-2 | C15H9N3O6 | 327.253 |
—— | N-benzyl-4-nitrophthalimide | 60283-84-3 | C15H10N2O4 | 282.255 |
—— | N-chloro-4-nitrophthalimide | 63571-79-9 | C8H3ClN2O4 | 226.576 |
2-乙烯基-5-硝基异吲哚-1,3-二酮 | 5-nitro-2-vinylisoindoline-1,3-dione | 89024-41-9 | C10H6N2O4 | 218.169 |
—— | 4-[(5-Nitro-1,3-dioxoisoindol-2-yl)methyl]benzamide | 1428332-84-6 | C16H11N3O5 | 325.28 |
—— | N-hydroxymethyl-3-nitrophthalimide | 22546-83-4 | C9H6N2O5 | 222.157 |
N-氯甲基-4-硝基邻苯二甲酰亚胺[HPLC标记用] | 2-chloromethyl-5-nitro-isoindole-1,3-dione | 54455-37-7 | C9H5ClN2O4 | 240.603 |
—— | 2-[(4-Chlorophenyl)methyl]-5-nitroisoindole-1,3-dione | 153814-53-0 | C15H9ClN2O4 | 316.7 |
4-硝基邻苯二甲酰胺 | 4-nitrophthalic amide | 13138-53-9 | C8H7N3O4 | 209.161 |
2-乙基-5-硝基异吲哚-1,3-二酮 | 4-nitro-N-ethylphthalimide | 55080-56-3 | C10H8N2O4 | 220.185 |
—— | 4-[(5-Nitro-1,3-dioxoisoindol-2-yl)methyl]benzonitrile | 926270-16-8 | C16H9N3O4 | 307.265 |
—— | 2-(4-fluorobenzyl)-5-nitro-1H-isoindole-1,3(2H)-dione | 337474-19-8 | C15H9FN2O4 | 300.246 |
—— | 4-nitro-N-isopropylphthalimide | 58683-63-9 | C11H10N2O4 | 234.211 |
—— | N-propyl-4-nitro-phthalimide | 98499-71-9 | C11H10N2O4 | 234.211 |
2-(2-溴乙基)-5-硝基异吲哚-1,3-二酮 | 2-(2-bromo-ethyl)-5-nitro-isoindoline-1,3-dione | 6321-16-0 | C10H7BrN2O4 | 299.081 |
—— | 4-Nitro-N-allylphthalimid | 60283-85-4 | C11H8N2O4 | 232.196 |
—— | N-(2-Hydroxyethyl)-4-nitro-phthalimid | 55080-96-1 | C10H8N2O5 | 236.184 |
N-丁基-4-硝基邻苯二甲酰亚胺 | N-n-butyl-4-nitrophthalimide | 54395-37-8 | C12H12N2O4 | 248.238 |
—— | 2-[(3,4-Dichlorophenyl)methyl]-5-nitroisoindole-1,3-dione | 849521-09-1 | C15H8Cl2N2O4 | 351.146 |
4-氯-5-硝基邻苯二甲酰亚胺 | 4-chloro-5-nitrophthalimide | 6015-57-2 | C8H3ClN2O4 | 226.576 |
4-氨基邻苯二甲酰亚胺 | 4-aminophthalimide | 3676-85-5 | C8H6N2O2 | 162.148 |
—— | 5,5'-dinitro-2,2'-propanediyl-bis-isoindoline-1,3-dione | 89024-39-5 | C19H12N4O8 | 424.326 |
2-(3-溴丙基)-5-硝基异吲哚烷-1,3-二酮 | 2-(3-Bromopropyl)-5-nitroisoindoline-1,3-dione | 140715-56-6 | C11H9BrN2O4 | 313.107 |
—— | 2-acetyl-5-nitro-isoindoline-1,3-dione | 60283-87-6 | C10H6N2O5 | 234.168 |
—— | 2-[(2-Fluorophenyl)methyl]-5-nitroisoindole-1,3-dione | 344896-64-6 | C15H9FN2O4 | 300.246 |
—— | N-[(5-nitro-1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)methyl]-N-methylacetamide | 1401870-85-6 | C12H11N3O5 | 277.236 |
—— | 5,5'-dinitro-2,2'-ethanediyl-bis-isoindoline-1,3-dione | 89024-42-0 | C18H10N4O8 | 410.299 |
2-(4-溴丁基)-5-硝基-1H-异吲哚-1,3(2H-)-二酮 | 2-(4-Bromobutyl)-5-nitro-1H-isoindole-1,3(2H)-dione | 125207-39-8 | C12H11BrN2O4 | 327.134 |
—— | 4-Nitro-N-n-hexylphthalimid | 65311-53-7 | C14H16N2O4 | 276.292 |
—— | 2-[(3,4-Dihydroxyphenyl)methyl]-5-nitroisoindole-1,3-dione | 1428332-87-9 | C15H10N2O6 | 314.254 |
—— | 5,5'-dinitro-2,2'-hexanediyl-bis-isoindoline-1,3-dione | 76034-79-2 | C22H18N4O8 | 466.407 |
—— | 2-decyl-5-nitro-isoindoline-1,3-dione | —— | C18H24N2O4 | 332.4 |
—— | 2-dodecyl-5-nitro-isoindoline-1,3-dione | 94687-63-5 | C20H28N2O4 | 360.453 |
—— | 5-nitro-2-octyl-isoindoline-1,3-dione | 65311-54-8 | C16H20N2O4 | 304.346 |
—— | 5-nitro-2-(2-oxopropyl)isoindoline-1,3-dione | 807335-54-2 | C11H8N2O5 | 248.195 |
1H-异吲哚-1,3(2H)-二酮,2-(5-溴戊基)-5-硝基- | 2-(5-bromopentyl)-5-nitro-1H-isoindole-1,3(2H)-dione | 133637-47-5 | C13H13BrN2O4 | 341.161 |
—— | 5-nitro-2-(2-phenylethyl)-1H-isoindole-1,3(2H)-dione | 147291-34-7 | C16H12N2O4 | 296.282 |
—— | 2-<5- |
—— | C22H25N3O4 | 395.458 |
—— | N-cyclopropylmethyl-4-nitrophthalimide | 307990-25-6 | C12H10N2O4 | 246.222 |
2-(6-溴己基)-5-硝基异吲哚啉-1,3-二酮 | 2-(6-Bromohexyl)-5-nitroisoindoline-1,3-dione | 140715-57-7 | C14H15BrN2O4 | 355.188 |
—— | N-(2-chloroallyl)-4-nitrophthalimide | 83051-22-3 | C11H7ClN2O4 | 266.641 |
—— | N-Anilino-methyl-4-nitro-phthalsaeureimid | 92498-78-7 | C15H11N3O4 | 297.27 |
—— | 5,6-diamino-2,3-dihydro-1H-isoindole-1,3-dione | 59673-89-1 | C8H7N3O2 | 177.162 |
—— | 4-nitro-N-[2-(piperazin-1-yl)ethyl]phthalimide | 358767-78-9 | C14H16N4O4 | 304.305 |
—— | 4-(5-nitro-1,3-dioxo-1,3-dihydro-isoindol-2-yl)-butyric acid | 10264-91-2 | C12H10N2O6 | 278.221 |
—— | 5-nitro-2-((p-tolylamino)methyl)isoindoline-1,3-dione | 108837-72-5 | C16H13N3O4 | 311.297 |
—— | 2-(Morpholinomethyl)-5-nitroisoindoline-1,3-dione | 301210-82-2 | C13H13N3O5 | 291.263 |
—— | 5-nitro-2-(3-phenyl-propyl)-isoindoline-1,3-dione | —— | C17H14N2O4 | 310.309 |
—— | 2-(2-Anilinoethyl)-5-nitroisoindole-1,3-dione | 1428332-71-1 | C16H13N3O4 | 311.297 |
—— | 5-nitro-2-m-toluidinomethyl-isoindoline-1,3-dione | 108837-70-3 | C16H13N3O4 | 311.297 |
—— | methyl 2-(5-nitro-1,3-dioxo-1,3-dihydro-(2H)-isoindole-2-yl)ethanoate | 14484-21-0 | C11H8N2O6 | 264.194 |
—— | AE-641/05570007 | 108238-33-1 | C15H10N4O6 | 342.268 |
2-氨基甲酰基-4-硝基苯甲酸 | 4-nitro-2-carbamoylbenzoic acid | 65911-47-9 | C8H6N2O5 | 210.146 |
—— | ethyl 5-nitro-1,3-dioxoisoindoline-2-carboxylate | 17859-58-4 | C11H8N2O6 | 264.194 |
—— | 2-(4-chloro-anilinomethyl)-5-nitro-isoindoline-1,3-dione | 107943-31-7 | C15H10ClN3O4 | 331.715 |
—— | N,N-(4-nitro-phthaloyl)-glycine ethyl ester | 17859-59-5 | C12H10N2O6 | 278.221 |
—— | 2-(4-bromo-anilinomethyl)-5-nitro-isoindoline-1,3-dione | 107943-10-2 | C15H10BrN3O4 | 376.166 |
—— | ethyl 6-(5-nitro-1,3-dioxo-isoindol-2-yl)hexanoate | 1001338-17-5 | C16H18N2O6 | 334.329 |
4-硝基-N-苯基邻苯二甲酰亚胺 | 4-nitro-N-phenylphthalimide | 40392-27-6 | C14H8N2O4 | 268.229 |
—— | 5-nitro-2-o-toluidinomethyl-isoindoline-1,3-dione | 108837-71-4 | C16H13N3O4 | 311.297 |
—— | 2-(3-chloro-anilinomethyl)-5-nitro-isoindoline-1,3-dione | 107943-29-3 | C15H10ClN3O4 | 331.715 |
N-甲基-4-氨基邻苯二甲酰亚胺 | 4-amino-N-methylphthalimide | 2307-00-8 | C9H8N2O2 | 176.175 |
5-硝基异吲哚啉 | 5-nitroisoindoline | 46053-72-9 | C8H8N2O2 | 164.164 |
—— | 5-Nitro-2-(2-phenylsulfanylethoxy)-isoindole-1,3-dione | 361485-24-7 | C16H12N2O5S | 344.348 |
—— | 2-p-anisidinomethyl-5-nitro-isoindoline-1,3-dione | 108837-76-9 | C16H13N3O5 | 327.296 |
—— | tert-butyl 2-(5-nitro-1,3-dioxoisoindolin-2-yl)acetate | 1038103-17-1 | C14H14N2O6 | 306.275 |
—— | 5-nitro-2-(3-nitro-anilinomethyl)-isoindoline-1,3-dione | 108238-31-9 | C15H10N4O6 | 342.268 |
—— | 2-(2-chloro-anilinomethyl)-5-nitro-isoindoline-1,3-dione | 107943-30-6 | C15H10ClN3O4 | 331.715 |
—— | 2-(((4-ethoxyphenyl)amino)methyl)-5-nitroisoindoline-1,3-dione | —— | C17H15N3O5 | 341.323 |
—— | 5-(benzylamino)isoindoline-1,3-dione | —— | C15H12N2O2 | 252.272 |
—— | 2-Hydroxy-5-[(5-nitro-1,3-dioxoisoindol-2-yl)methyl]benzoic acid | 1428332-88-0 | C16H10N2O7 | 342.265 |
—— | 5-amino-2-benzylisoindoline-1,3-dione | 83051-28-9 | C15H12N2O2 | 252.272 |
—— | benzyl 2-(5-nitro-1,3-dioxoisoindolin-2-yl)acetate | 1431566-76-5 | C17H12N2O6 | 340.292 |
—— | 4-nitro-N-<(1,2,3,4-tetrahydroisoquinolin-2-yl)methyl>-phthalimide | 96919-08-3 | C18H15N3O4 | 337.335 |
—— | N-(1,3-dioxoisoindolin-5-yl)acetamide | 10506-95-3 | C10H8N2O3 | 204.185 |
—— | 5-((4-aminophenyl)amino)isoindole-1,3-dione | —— | C14H11N3O2 | 253.26 |
—— | 2-(4-methoxyphenyl)-5-nitro-1H-isoindole-1,3(2H)-dione | 107918-46-7 | C15H10N2O5 | 298.255 |
—— | 5-nitro-2-(2-nitro-anilinomethyl)-isoindoline-1,3-dione | 108238-32-0 | C15H10N4O6 | 342.268 |
—— | 4-[(5-Amino-1,3-dioxoisoindol-2-yl)methyl]benzonitrile | 1021063-59-1 | C16H11N3O2 | 277.282 |
—— | N-(1,3-dioxoisoindolin-5-yl)benzamide | 49545-91-7 | C15H10N2O3 | 266.256 |
5-氨基-2-乙基异吲哚啉-1,3-二酮 | 4-amino-N-ethylphthalimide | 55080-55-2 | C10H10N2O2 | 190.202 |
—— | 5-amino-2-[(4-fluorophenyl)methyl]-2,3-dihydro-1H-isoindole-1,3-dione | 1021096-70-7 | C15H11FN2O2 | 270.263 |
—— | N-(4-ethoxyphenyl)-2-(5-nitro-1,3-dioxoisoindol-2-yl)acetamide | 1001972-05-9 | C18H15N3O6 | 369.334 |
—— | 5-amino-2-(2-bromoethyl)isoindole-1,3-dione | 437715-63-4 | C10H9BrN2O2 | 269.098 |
4-氨基-N-丁基苯并吡咯酮 | 5-amino-2-butylisoindoline-1,3-dione | 68930-97-2 | C12H14N2O2 | 218.255 |
—— | 5-Amino-2-[(3,4-dichlorophenyl)methyl]isoindole-1,3-dione | 1040069-25-7 | C15H10Cl2N2O2 | 321.163 |
—— | 5-Amino-2-(3-bromopropyl)isoindole-1,3-dione | 1428332-72-2 | C11H11BrN2O2 | 283.125 |
—— | 2-(4-chloro-2-nitro-anilinomethyl)-5-nitro-isoindoline-1,3-dione | 103273-48-9 | C15H9ClN4O6 | 376.713 |
—— | 5-Amino-2-[(2-fluorophenyl)methyl]isoindole-1,3-dione | 1020919-51-0 | C15H11FN2O2 | 270.263 |
—— | 5-nitro-2-(2-nitro-1-phenylethyl)isoindole-1,3-dione | —— | C16H11N3O6 | 341.28 |
—— | 2-(1-(4-chlorophenyl)-2-nitroethyl)-5-nitroisoindoline-1,3-dione | —— | C16H10ClN3O6 | 375.725 |
—— | 2-[1-(4-fluorophenyl)-2-nitroethyl]-5-nitroisoindole-1,3-dione | —— | C16H10FN3O6 | 359.27 |
—— | 5,6-diamino-2-dodecylisoindoline-1,3-dione | 1397682-07-3 | C20H31N3O2 | 345.485 |
—— | 5-Amino-2-(2-anilinoethyl)isoindole-1,3-dione | 251353-90-9 | C16H15N3O2 | 281.314 |
—— | methyl 2-(5-amino-1,3-dioxoisoindolin-2-yl)acetate | 94763-99-2 | C11H10N2O4 | 234.211 |
—— | 2-(1-(3-chlorophenyl)-2-nitroethyl)-5-nitroisoindoline-1,3-dione | 1426904-62-2 | C16H10ClN3O6 | 375.725 |
432-(26-二氧代哌啶-3-基)-5-硝基异吲哚-13-二酮 | 2-(2,6-dioxopiperidin-3-yl)-5-nitroisoindoline-1,3-dione | 55003-81-1 | C13H9N3O6 | 303.231 |