2-苯基-4-喹啉羧酸,也称为辛可芬,是一种解热、镇痛及治疗风湿病的药物。然而,临床研究表明该药疗效欠佳且副作用大。卫生部于1982年9月已决定淘汰此药品。
各国化学工作者正在致力于其衍生物的制备与研究,以期改进其性能。
合成方法辛可芬的合成路线多样。一种方法是将苯甲醛、苯胺和丙酮酸各一分子在乙醇溶液中加热,进行一锅法制备得到。另一种则是以取代吲哚醌和取代苯乙酮为原料,在无水乙醇及氢氧化钾的存在下加热反应生成。
生物活性Cinchophen(2-苯基喹啉-4-羧酸)是一种常用的止痛药,常用于治疗痛风。兽医将它与泼尼松龙组合使用以治疗动物的关节炎。但由于发现cinchophen会引起严重的肝损伤,1930年代已停止该药物在人体内的应用。
体内研究Cinchophen(口服灌胃;25-44 mg/kg;每日两次)联合泼尼松龙(0.125-0.220 mg/kg;每日两次),在狗身上进行14天治疗,对于患有骨关节炎的狗狗表现出良好耐受性。这种组合显著改善了跛行、承重、关节活动度和僵硬评分,并且在临床疗效上类似于苯基丁唑酮。研究还测试了一种Cinchophen泼尼松龙组合制剂(PLT)的药代动力学和疗效。数据显示,静脉注射12.5 mg/kg剂量的Cinchophen表现出分布容积(Vd面积)为0.13 L/kg、清除率(Cl)为0.15 L/h以及半衰期(t1/2β)为7.92小时。在狗体内,其血浆浓度时间曲线下面积(AUC0-∞)为1187.0 μ/ml.h。单剂量口服给药12.5 mg/kg的Cinchophen表现出最高血浆浓度(Cmax)为77.75 μg/ml,且达到峰值时间(tmax)为2.76小时。口服给药与静脉注射后的血浆浓度时间曲线下面积几乎相同,表明其口服生物利用度(F)为87.21%。
化学性质辛可芬是一种白色或淡黄色结晶性粉末。熔点在213-216℃之间。1克该品可溶于约400毫升氯仿、100毫升乙醚和120毫升乙醇,几乎不溶于水。味道微苦且无明显气味。暴露于阳光下易发生变化。
用途作为一种解热镇痛药,它用于治疗急慢性关节炎、风湿痛、神经痛、腰痛以及痛风、头痛等症状。
生产方法首先将靛红配制成钠盐,并进行开环生成邻氨基苯甲酰甲酸钠。再与苯乙酮反应环合得到辛可芬钠,用乙酸或盐酸酸化即可获得最终产品——辛可芬。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
2-(4-硝基苯基)-4-喹啉羧酸 | 2-(4-nitrophenyl)quinoline-4-carboxylic acid | 70097-13-1 | C16H10N2O4 | 294.266 |
—— | 2-phenylquinoline-4-carbaldehyde | 117839-38-0 | C16H11NO | 233.269 |
—— | 2-Phenyl-chinolin-4-carbonsaeure-N-oxid | 20389-12-2 | C16H11NO3 | 265.268 |
—— | 2-phenylquinoline-4-carbonitrile | 2973-26-4 | C16H10N2 | 230.269 |
2-氯喹林-4-羧酸 | 2-chloroquinoline-4-carboxylic acid | 5467-57-2 | C10H6ClNO2 | 207.616 |
2-苯基喹啉 | 2-Phenylquinoline | 612-96-4 | C15H11N | 205.259 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
2-苯基-4-喹啉羧酸甲酯 | methyl 2-phenylquinoline-4-carboxylate | 4546-48-9 | C17H13NO2 | 263.296 |
2-苯基喹啉-4-羧酸乙酯 | ethyl 2-phenylquinoline-4-carboxylate | 4420-46-6 | C18H15NO2 | 277.323 |
2-苯基-4-喹啉羧酸 | 2-phenyl-quinoline-4-carboxylic acid allyl ester | 524-34-5 | C19H15NO2 | 289.334 |
—— | propyl 2-phenylquinoline-4-carboxylate | 39496-98-5 | C19H17NO2 | 291.349 |
—— | prop-2-ynyl-2-phenylquinoline-4-carboxylate | —— | C19H13NO2 | 287.318 |
—— | 2-phenyl-quinoline-4-carboxylic acid benzyl ester | —— | C23H17NO2 | 339.393 |
—— | NSC130831 | —— | C32H20N2O3 | 480.522 |
—— | 2-(2-bromophenyl)quinoline-4-carboxylic acid | 130987-63-2 | C16H10BrNO2 | 328.165 |
2-(4-硝基苯基)-4-喹啉羧酸 | 2-(4-nitrophenyl)quinoline-4-carboxylic acid | 70097-13-1 | C16H10N2O4 | 294.266 |
—— | 2-phenylquinoline-4-carbaldehyde | 117839-38-0 | C16H11NO | 233.269 |
—— | 2-phenyl-quinoline-4-carboxylic acid-(2-diethylamino-ethyl ester) | —— | C22H24N2O2 | 348.445 |
2-苯基喹啉-4-甲醇 | (2-phenylquinolin-4-yl)methanol | 29268-33-5 | C16H13NO | 235.285 |
—— | phenyl 2-phenylquinoline-4-carboxylate | —— | C22H15NO2 | 325.367 |
—— | 4-methoxyphenyl 2-phenylquinoline-4-carboxylate | —— | C23H17NO3 | 355.393 |
—— | 2-phenyl-quinoline-4-carboxylic acid-[2]naphthyl ester | —— | C26H17NO2 | 375.426 |
—— | 2-Phenyl-chinolin-4-carbonsaeure-N-oxid | 20389-12-2 | C16H11NO3 | 265.268 |
—— | o-tolyl 2-phenylquinoline-4-carboxylate | 355433-96-4 | C23H17NO2 | 339.393 |
—— | methyl 2-phenylquinoline-4-carboxylate 1-oxide | 65417-19-8 | C17H13NO3 | 279.295 |
—— | 2-phenyl-quinoline-4-carboxylic acid-(4-nitro-phenyl ester) | 355397-76-1 | C22H14N2O4 | 370.364 |
1-(2-苯基喹啉-4-基)乙酮 | 4-acetyl-2-phenylquinoline | 7505-73-9 | C17H13NO | 247.296 |
—— | 2-phenyl-3-bromoquinoline-4-carboxylic acid | 57464-25-2 | C16H10BrNO2 | 328.165 |
2-苯基-4-喹啉甲酰胺 | 2-phenylquinoline-4-carboxamide | 29197-45-3 | C16H12N2O | 248.284 |
2-苯基-4-喹啉甲酰氯 | 2-phenylquinoline-4-carbonyl chloride | 59661-86-8 | C16H10ClNO | 267.714 |
4-甲基-2-苯基-喹啉 | 4-methyl-2-phenylquinoline | 4789-76-8 | C16H13N | 219.286 |
—— | N'-{[(2-phenyl-4-quinolinyl)carbonyl]oxy}-3-pyridinecarboximidamide | 690669-00-2 | C22H16N4O2 | 368.395 |
2-溴-1-(2-苯基喹啉-4-基)乙酮 | 2-Phenyl-4-bromacetyl-chinolin | 101575-93-3 | C17H12BrNO | 326.192 |
2-(2-硝基苯基)-喹啉-4-羧酸 | 2-(2-nitrophenyl)-quinoline-4-carboxylic acid | 183670-12-4 | C16H10N2O4 | 294.266 |
2-苯基喹啉-4-羧酸肼 | 2-phenylquinoline-4-carbohydrazide | 4779-54-8 | C16H13N3O | 263.299 |
—— | N-benzyl-2-phenylquinoline-4-carboxamide | —— | C23H18N2O | 338.409 |
—— | N-propagyl-2-phenyl-4-quinolinecarboxamide | 349400-28-8 | C18H13N3O | 287.321 |
—— | 2-phenylquinoline-4-carbonitrile | 2973-26-4 | C16H10N2 | 230.269 |
—— | N-carbamimidoyl-2-phenylquinoline-4-carboxamide | 181047-91-6 | C17H14N4O | 290.324 |
—— | N-(tert-butyl)-2-phenylquinoline-4-carboxamide | —— | C20H20N2O | 304.392 |
—— | 1,3-bis(2-phenylquinoline-4-carbonylamino)propane | 438454-53-6 | C35H28N4O2 | 536.633 |
—— | N-[2-(dimethylamino)ethyl]-2-phenylquinoline-4-carboxamide | 124340-46-1 | C20H21N3O | 319.406 |
—— | N-[3-(dimethylamino)propyl]-2-phenylquinoline-4-carboxamide | —— | C21H23N3O | 333.433 |
—— | 1,4-bis(2-phenylquinoline-4-carbonylamino)butane | 548454-94-0 | C36H30N4O2 | 550.66 |
—— | N,N-diethyl-2-phenylquinoline-4-carboxamide | 92566-23-9 | C20H20N2O | 304.392 |
—— | 2-phenyl-4-(trifluoromethyl)quinoline | 64196-43-6 | C16H10F3N | 273.257 |
—— | quinoline-4-carboxamide, 2-phenyl-N-n-octyl- | —— | C24H28N2O | 360.499 |
—— | N-dodecyl-2-phenylquinoline-4-carboxamide | —— | C28H36N2O | 416.607 |
—— | 1,7-bis(2-phenylquinoline-4-carbonylamino)heptan | 445028-03-5 | C39H36N4O2 | 592.74 |
—— | N-[2-(diethylamino)ethyl]-2-phenylquinoline-4-carboxamide | —— | C22H25N3O | 347.46 |
—— | N-(4-(hydroxymethyl)phenyl)-2-phenylquinoline-4-carboxamide | 1351929-54-8 | C23H18N2O2 | 354.408 |
—— | N-[3-(diethylamino)propyl]-2-phenylquinoline-4-carboxamide | —— | C23H27N3O | 361.487 |
—— | 2-phenyl-quinoline-4-carboxylic acid phenethylamide | 65628-69-5 | C24H20N2O | 352.436 |
—— | (2-phenyl-quinoline-4-carbonyl)-carbamic acid ethyl ester | 606-36-0 | C19H16N2O3 | 320.348 |
—— | 2-Phenyl-quinoline-4-carboxylic acid (pyridin-3-ylmethyl)-amide | 65628-71-9 | C22H17N3O | 339.396 |
—— | N,2-diphenylquinoline-4-carboxamide | 110662-85-6 | C22H16N2O | 324.382 |
—— | N-methoxy-N-methyl-2-phenylquinoline-4-carboxamide | 894789-64-1 | C18H16N2O2 | 292.337 |
—— | N-(4-(methylamino)phenyl)-2-phenylquinoline-4-carboxamide | 1351929-53-7 | C23H19N3O | 353.423 |
—— | 2-phenyl-N-[2-(pyrrolidin-1-yl)ethyl]quinoline-4-carboxamide | —— | C22H23N3O | 345.444 |
—— | 2-phenyl-N-(p-tolyl)-quinoline-4-carboxamide | 88067-76-9 | C23H18N2O | 338.409 |
—— | N-((2S,3R)-1,3-dihydroxybutan-2-yl)-2-phenylquinoline-4-carboxamide | —— | C20H20N2O3 | 336.39 |
—— | 2-phenyl-N-(4-bromophenyl)-quinoline-4-carboxamide | —— | C22H15BrN2O | 403.278 |
—— | 2-Phenyl-quinoline-4-carboxylic acid (pyridin-2-ylmethyl)-amide | 65628-70-8 | C22H17N3O | 339.396 |
—— | 1-(2-phenyl-quinoline-4-carbonyl)-piperazine | 63591-81-1 | C20H19N3O | 317.39 |
—— | 4-(2-phenylquinolin-4-yl)-carbonylmorpholine | 88067-73-6 | C20H18N2O2 | 318.375 |
—— | N-[4-(dimethylamino)phenyl]-2-phenylquinoline-4-carboxamide | 300852-09-9 | C24H21N3O | 367.45 |
—— | N-diphenylmethyl-2-phenylquinoline-4-carboxamide | —— | C29H22N2O | 414.506 |
—— | (S)-2-Phenylquinoline-4-carboxylic acid (1-phenylethyl)amide | —— | C24H20N2O | 352.436 |
—— | 2-phenyl-quinoline-4-carboxylic acid [1(R)-phenyl-ethyl]amide | —— | C24H20N2O | 352.436 |
—— | (R,S)-N-(α-methylbenzyl)-2-phenylquinoline-4-carboxamide | 174635-48-4 | C24H20N2O | 352.436 |
—— | 2-phenyl-N-(4-chlorophenyl)-quinoline-4-carboxamide | —— | C22H15ClN2O | 358.827 |
2-苯基吲哚-3-甲醛 | 2-phenyl-1H-indol-3-carboxaldehyde | 25365-71-3 | C15H11NO | 221.258 |
—— | N-(4-hydroxyphenyl)-2-phenylquinoline-4-carboxamide | 150942-44-2 | C22H16N2O2 | 340.381 |
2-苯基-1H-吲哚-3-甲酸甲酯 | methyl 2-phenyl-1H-indole-3-carboxylate | 36779-17-6 | C16H13NO2 | 251.285 |
—— | 2-phenyl-N-[3-[(2-phenylquinoline-4-carbonyl)amino]phenyl]quinoline-4-carboxamide | 548433-02-9 | C38H26N4O2 | 570.65 |
—— | 2-phenyl-N-(3-chlorophenyl)-quinoline-4-carboxamide | —— | C22H15ClN2O | 358.827 |
2-苯基-N-吡啶-2-基喹啉-4-甲酰胺 | 2-phenyl-N-(pyridin-2-yl)-quinoline-4-carboxamide | 88067-65-6 | C21H15N3O | 325.37 |
—— | N-(2-phenylquinolin-4-yl)-N-methylglycine ethyl ester | 148887-63-2 | C21H20N2O3 | 348.401 |
N-(4-甲氧基苯基)-2-苯基喹啉-4-甲酰胺 | N-(4-methoxyphenyl)-2-phenylquinoline-4-carboxamide | 88067-77-0 | C23H18N2O2 | 354.408 |
—— | 2-isopropenyl-2-phenylquinoline | 838828-68-5 | C18H15N | 245.324 |
—— | 2-phenyl-N-(4-nitrophenyl)-quinoline-4-carboxamide | —— | C22H15N3O3 | 369.379 |
哌夸林 | 2-phenyl-4-(4-ethyl-piperidinyl)-quinoline | 77472-98-1 | C22H24N2 | 316.446 |
—— | N-(α,α-dimethylbenzyl)-2-phenylquinoline-4-carboxamide | —— | C25H22N2O | 366.462 |
—— | (2-phenyl-[4]quinolyl)-di-m-tolyl-methanol | 26873-28-9 | C30H25NO | 415.535 |
—— | 2-phenyl-N-[2-[(2-phenylquinoline-4-carbonyl)amino]phenyl]quinoline-4-carboxamide | 548778-03-6 | C38H26N4O2 | 570.65 |
—— | (R,S)-N-(α-ethylbenzyl)-2-phenylquinoline-4-carboxamide | —— | C25H22N2O | 366.462 |
—— | (S)-N-(1-phenylpropyl)-2-phenylquinoline-4-carboxamide | 174636-20-5 | C25H22N2O | 366.462 |
—— | (+)-(R)-N-(α-ethylbenzyl)-2-phenylquinoline-4-carboxamide | —— | C25H22N2O | 366.462 |
—— | (R,S)-N-[α-(hydroxymethyl)benzyl]-2-phenylquinoline-4-carboxamide | —— | C24H20N2O2 | 368.435 |
—— | N-(4-ethoxyphenyl)-2-phenylquinoline-4-carboxamide | 349400-22-2 | C24H20N2O2 | 368.435 |
—— | (S)-N-(1-Hydroxymethyl-2-phenylethyl)-2-phenyl-4-quinoline-carboxamide | —— | C25H22N2O2 | 382.462 |
—— | 4-phenyl-1-(2-phenyl-quinoline-4-carbonyl)-thiosemicarbazide | 66980-65-2 | C23H18N4OS | 398.488 |
—— | 3,5-dimethyl-4-[(2-phenylquinoline-4-carbonyl)amino]benzoic acid | —— | C25H20N2O3 | 396.445 |
—— | N-(3-methoxyphenyl)-2-phenylquinoline-4-carboxamide | —— | C23H18N2O2 | 354.408 |
—— | N-(3-(methylthio)phenyl)-2-phenylquinoline-4-carboxamide | —— | C23H18N2OS | 370.475 |
—— | N-(2,4-dimethylphenyl)-2-phenylquinoline-4-carboxamide | —— | C24H20N2O | 352.436 |
—— | (R,S)-N-(α-iso-propylbenzyl)-2-phenylquinoline-4-carboxamide | —— | C26H24N2O | 380.489 |
—— | N-(1-adamantanyl)-2-phenylquinoline-4-carboxamide | 405070-40-8 | C26H26N2O | 382.505 |
—— | N-(α-(2-Hydroxyethyl)benzyl]-2-phenylquinoline-4-carboxamide | —— | C25H22N2O2 | 382.462 |
—— | (R,S)-N-[α-(methoxymethyl)benzyl]-2-phenylquinoline-4-carboxamide | —— | C25H22N2O2 | 382.462 |
—— | tert-butyl {[trans-4-({[(2-phenylquinolin-4-yl)carbonyl]amino}methyl)cyclohexyl]methyl}carbamate | 1165797-17-0 | C29H35N3O3 | 473.615 |
—— | tert-butyl {[cis-4-({[(2-phenylquinolin-4-yl)carbonyl]amino}methyl)cyclohexyl]methyl}carbamate | 1312812-80-8 | C29H35N3O3 | 473.615 |
—— | (R,S)-N-(α-n-propylbenzyl)-2-phenylquinoline-4-carboxamide | —— | C26H24N2O | 380.489 |
—— | (R,S)-N-(1,2-diphenylethyl)-2-phenylquinoline-4-carboxamide | —— | C30H24N2O | 428.533 |
—— | 2-phenyl-N-(3-nitrophenyl)-quinoline-4-carboxamide | 88067-68-9 | C22H15N3O3 | 369.379 |
—— | 4-[4-(N,N-diethylamino)piperidin-1-ylcarbonyl]-2-phenylquinoline | —— | C25H29N3O | 387.525 |
—— | methyl N,N'-di(2-phenylquinolin-4-ylcarbonyl)imidoselenocarbamate | 1255908-00-9 | C34H24N4O2Se | 599.55 |