避免与强氧化剂接触。
5-氨基间苯二甲酸在常温常压下为白色固体颗粒状,易溶于二甲基亚砜,在正己烷、环己烷、甲苯和醚类等低极性溶剂中溶解性较差,并不溶于水。其分子结构中含有酸性的羧基和碱性的氨基,因此在制备过程中需特别注意反应体系的酸碱度。
用途5-氨基间苯二甲酸是一种广泛应用的精细化工产品,尽管它不溶于水,却能溶解于甲醇、乙醇和丙酮。主要用作医药中间体,可用于合成如5-羟基丙酰氨基-2,4,6-三碘异肽酸-双(1,3-二羟基异丙基酰胺)等非离子型碘化X射线造影剂。
合成方法在室温(约27°C)下,将2.11 g 5-硝基间苯二甲酸与0.9 g Zn粉(0.15 mol)溶于20 ml甲醇和4 ml 90%甲酸中。搅拌反应30分钟后通过TLC点板监测反应进程。反应完成后过滤去除不溶性杂质,蒸发有机层,将残余物溶解在氯仿中,并用饱和NaCl水溶液洗涤以除去甲酸铵。分离并蒸发有机层后,在热甲醇中重结晶即可获得目标产物5-氨基间苯二甲酸。
图:5-氨基间苯二甲酸的合成路线
用途:作为有机合成中间体
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
5-硝基异酞酸 | 5-nitrobenzene-1,3-dicarboxylic acid | 618-88-2 | C8H5NO6 | 211.131 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
5-氨基间苯二甲酸二甲酯 | dimethyl 5-aminoisophthalate | 99-27-4 | C10H11NO4 | 209.202 |
5-氨基异酞酸单甲酯 | 3-amino-5-(methoxycarbonyl)benzoic acid | 28179-47-7 | C9H9NO4 | 195.175 |
5-肼基异邻苯二甲酸 | 5-hydrazinyl-1,3-benzene dicarboxylic acid | 121385-69-1 | C8H8N2O4 | 196.163 |
—— | 5-methylaminoisophthalic acid | —— | C9H9NO4 | 195.175 |
—— | 3,5-dicarboxyphenyl isothiocyanate | 143270-19-3 | C9H5NO4S | 223.209 |
—— | diethyl 5-aminoisophthalate | 42122-73-6 | C12H15NO4 | 237.255 |
—— | 3,5-dicarboxyphenyl azide | 3600-77-9 | C8H5N3O4 | 207.145 |
—— | 5-(dimethylamino)isophthalic acid | 4861-72-7 | C10H11NO4 | 209.202 |
—— | dimethyl 5-hydrazinoisophthalate | 51304-73-5 | C10H12N2O4 | 224.216 |
—— | 5-N-propargylaminoisiphthalic acid | 88194-02-9 | C11H9NO4 | 219.197 |
—— | 5-propylaminoisophthalic acid | 88194-05-2 | C11H13NO4 | 223.229 |
—— | 5-N-(2-hydroxyethyl)aminoisophthalic acid | 88194-12-1 | C10H11NO5 | 225.201 |
—— | 5-N-allylaminoisophthalic acid | 88194-01-8 | C11H11NO4 | 221.213 |
(E)-5,5'-(偶氮-1,2-二基)二异酞酸 | 3,5,3',5'-azobenzenetetracarboxylic acid | 365549-33-3 | C16H10N2O8 | 358.264 |
—— | 5-methylaminoisophthalic acid dimethyl ester | 55648-31-2 | C11H13NO4 | 223.229 |
—— | 5-crotonylaminoisophtalic acid | 88194-04-1 | C12H13NO4 | 235.24 |
5-氨基二叔丁基异邻苯二甲酸酯 | di-tert-butyl 5-aminoisophthalate | 167993-12-6 | C16H23NO4 | 293.363 |
—— | 5-amino-isophthalic acid dibutyl ester | 25351-79-5 | C16H23NO4 | 293.363 |
5-(乙酰氨基)异酞酸 | 5-acetamidoisophthalic acid | 6344-50-9 | C10H9NO5 | 223.185 |
5-(丁-3-烯-2-基氨基)苯-1,3-二羧酸 | 5-N-(1-methylallyl)aminoisophthalic acid | 88194-09-6 | C12H13NO4 | 235.24 |
—— | 5-((carboxymethyl)amino)isophthalic acid | —— | C10H9NO6 | 239.185 |
—— | 5-N-(2-methylprop-3-ene)aminoisophthalic acid | 88194-03-0 | C12H13NO4 | 235.24 |
—— | 5-N-(2-bromoallyl)aminoisophthalic acid | 88194-07-4 | C11H10BrNO4 | 300.109 |
间苯二甲酸 | isophthalic acid | 121-91-5 | C8H6O4 | 166.133 |
—— | 5-[(E)-Benzylideneamino]benzene-1,3-dicarboxylic acid | 144206-01-9 | C15H11NO4 | 269.257 |
—— | 3,5-dicarboxyphenyl glycinamide | 757916-00-0 | C10H10N2O5 | 238.2 |
—— | 5-Amino-isophthalic acid 1-allyl ester 3-benzyl ester | 363602-30-6 | C18H17NO4 | 311.337 |
5-(丙酰氨基)苯-1,3-二羧酸 | 5-propionamidoisophthalic acid | 88194-14-3 | C11H11NO5 | 237.212 |
5-(丙-2-烯酰氨基)苯-1,3-二羧酸 | 5-N-acryloylaminoisophthalic acid | 88194-10-9 | C11H9NO5 | 235.196 |
5-氨基-1,3-二羟基甲基苯 | (5-amino-1,3-phenylene)dimethanol | 71176-54-0 | C8H11NO2 | 153.181 |
—— | 3,5-dicarboxyphenyl chloroacetamide | 61389-11-5 | C10H8ClNO5 | 257.63 |
3-氨基-5-甲基苄醇 | 3-amino-5-methyl-benzyl alcohol | 146335-25-3 | C8H11NO | 137.181 |
—— | dimethyl 5-acetamidoisophthalate | 349407-82-5 | C12H13NO5 | 251.239 |
—— | 5-N-diallylaminoisophthalic acid | 88194-06-3 | C14H15NO4 | 261.277 |
—— | 5-(4-carboxybenzylamino)isophthalic acid | 1309853-81-3 | C16H13NO6 | 315.282 |
—— | 5-{(E)-[4-(Dimethylamino)phenyl]diazenyl}benzene-1,3-dicarboxylic acid | 189352-49-6 | C16H15N3O4 | 313.313 |
—— | 5-[(pyridin-4-ylmethyl)amino]-isophthalic acid | 1181208-61-6 | C14H12N2O4 | 272.26 |
—— | 5-undecylcarbonylaminoisophthalic acid | 179033-77-3 | C20H29NO5 | 363.454 |
—— | 5-N-(2-carboxallyl)aminoisophthalic acid | 88194-08-5 | C12H11NO6 | 265.222 |
5-氰基间苯二甲酸 | 5-cyanoisophthalic acid | 23341-13-1 | C9H5NO4 | 191.143 |
—— | 5-t-butoxycarbonylaminoisophthalic acid | 178446-63-4 | C13H15NO6 | 281.265 |
—— | 5-[(1,3-dioxobutyl)amino]-1,3-Benzenedicarboxylic acid | 35354-83-7 | C12H11NO6 | 265.222 |
5-[(2-甲基-1-氧-2--2-丙烯-1-基)氨基]-1,3-苯二甲酸 | 5-methacrylamidoisophthalic acid | 73912-52-4 | C12H11NO5 | 249.223 |
—— | 5-((4,6-diamino-1,3,5-triazin-2-yl)amino)isophthalic acid | —— | C11H10N6O4 | 290.238 |
2,4,6-三(3,5-二羧基苯基氨基)-1,3,5-三嗪 | 2,4,6-tris(3,5-dicarboxylphenylamino)-1,3,5-triazine | 776242-98-9 | C27H18N6O12 | 618.473 |
—— | 5-(benzyloxycarbonylamino)isophthalic acid | 153233-30-8 | C16H13NO6 | 315.282 |
—— | 5-benzamidoisophthalic acid | 43046-85-1 | C15H11NO5 | 285.256 |
—— | (E)-5-((2-hydroxybenzylidene)amino)isophthalic acid | —— | C15H11NO5 | 285.256 |
—— | 5-{[(2-hydroxyphenyl)methylene]amino}benzene-1,3-dicarboxylic acid | 49861-12-3 | C15H11NO5 | 285.256 |
2-氨基异邻苯二甲酸二甲酯 | dimethyl 2-aminoisophthalate | 57053-02-8 | C10H11NO4 | 209.202 |
—— | (5-(methylamino)-1,3-phenylene)dimethanol | 1404300-69-1 | C9H13NO2 | 167.208 |
—— | 5-(pyridin-2-ylmethyl)aminoisophthalic acid | 1345821-81-9 | C14H12N2O4 | 272.26 |
—— | N-(3,5-dicarboxy)phenyl-4-methylbenzamide | 132640-14-3 | C16H13NO5 | 299.283 |
—— | 5-[(anthracen-9-ylmethyl)amino]isophthalic acid | 1612229-22-7 | C23H17NO4 | 371.392 |
—— | 5-(Pyren-1-ylmethylideneamino)benzene-1,3-dicarboxylic acid | 1620991-81-2 | C25H15NO4 | 393.398 |
—— | di[2-(N-ethylanilino)ethyl] 5-aminoisophthalate | 869340-97-6 | C28H33N3O4 | 475.588 |
5,5'-(对苯二甲酰基双(氮杂二基))二间苯二甲酸 | bis(3,5-dkicarboxy-phenyl)terephthalamide | 120360-52-3 | C24H16N2O10 | 492.398 |
5-碘间苯二甲酸 | 5-iodoisophthalic acid | 51839-16-8 | C8H5IO4 | 292.03 |
—— | 5-(3-(4-nitrophenyl)ureido)isophthalic acid | —— | C15H11N3O7 | 345.268 |
—— | 5-(4-carboxybenzoylamino)isophthalic acid | 143330-18-1 | C16H11NO7 | 329.266 |
—— | 5,5’-[1,3-phenylenebis(carbonylimino)]bis(1,3-benzenedicarboxylic acid) | 351894-26-3 | C24H16N2O10 | 492.398 |
—— | N,N',N'''-tris(isophthalyl)-1,3,5-benzenetricarboxamide | 404018-62-8 | C33H21N3O15 | 699.541 |
5-羟基间苯二甲酸 | 5-Hydroxyisophthalic acid | 618-83-7 | C8H6O5 | 182.133 |
—— | N-(3,5-dicarboxy)phenyl-4-chlorobenzamide | 132640-13-2 | C15H10ClNO5 | 319.701 |
二苯基乙炔-3,3',5,5'-四羧酸 | 1,1'-ethynebenzene-3,3',5,5'-tetracarboxylic acid | 957014-38-9 | C18H10O8 | 354.273 |
—— | 5-[(4-Hydroxybenzoyl)amino]benzene-1,3-dicarboxylic acid | 143330-09-0 | C15H11NO6 | 301.255 |
5-溴基异萘酸 | 5-bromoisophthalic acid | 23351-91-9 | C8H5BrO4 | 245.029 |
—— | 5-(isonicotinamido)isophthalic acid | 158520-85-5 | C14H10N2O5 | 286.244 |
—— | N-(3,5-dicarboxy)phenyl-4-cyanobenzamide | 132640-11-0 | C16H10N2O5 | 310.266 |
—— | 5-(bis(4-carboxybenzyl)amino)isophthalic acid | —— | C24H19NO8 | 449.417 |
—— | N,N'-bis(isophthalyl)-2,6-naphthalenedicarboxylate | 749846-69-3 | C28H18N2O10 | 542.458 |