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羧酸类化合物及衍生物

羧酸类化合物及衍生物 定义与结构

羧酸是一类含有-COOH官能团的有机化合物,其中C原子与两个氧原子和一个氢原子相连,并且这两个氧原子中有一个是单键连接至碳原子。羧酸通常具有较强的酸性。

主要类别及衍生物 羧酸类化合物
  1. 直链饱和脂肪族羧酸:如乙酸(CH₃COOH)、丙酸、丁酸等。
  2. 支链饱和脂肪族羧酸:如正戊酸、异戊酸等。
  3. 不饱和脂肪族羧酸:如丙烯酸、马来酸等。
  4. 脂环式羧酸:如环己烷甲酸。
  5. 芳香族羧酸:如苯甲酸。
衍生物
  1. 酯类化合物:羧酸与醇在酸或碱催化下发生酯化反应生成的产物,具有不同的结构和性质。常见酯包括醋酸乙酯、柠檬酸三乙酯等。
  2. 酰胺类化合物:通过羧酸与氨或铵盐反应制备而成,常见的有尿素、对甲苯磺酰胺等。
  3. 酰氯和酸酐:羧酸可以转化为相应的酰氯(R-COCl)或酸酐(RCOOOCR’),用于合成其他有机化合物。这些中间体常在有机合成中用作活化羧基的试剂。
  4. 酰胺类化合物:通过与氨或胺反应,形成稳定的氮化合物如酰胺。例如,对氨基苯甲酸是制备抗炎药物阿司匹林的重要前体。
应用
  • 羧酸及其衍生物广泛应用于医药、农药、染料、塑料等领域。
  • 例如,在制药工业中,许多药物分子中含有羧基或酯结构;在化学工业中,则大量用于合成树脂、纤维等高分子材料。
性质与用途
  • 羧酸类化合物具有一定的溶解性,可以溶于水和有机溶剂。
  • 它们对金属的腐蚀作用较强,因此在某些行业中需要采取防护措施。

羧酸及其衍生物是有机化学中非常重要的一类化合物,在科学研究和工业应用中占据着重要的地位。

中文名称 英文名称 CAS号 化学式 结构式图片
—— 4,6-Dihydroxy-2-mercapto-5-pyrimidineacetic Acid 859956-96-0 C6H6N2O4S
4,6-Dihydroxy-2-mercapto-5-pyrimidineacetic Acid
—— Cholesterol 1-linoleoate 604-33-1 C45H76O2
Cholesterol 1-linoleoate
—— methyl (R)-2-tert-butoxycarbonylamino-3-methoxypropionate 862372-14-3 C10H19NO5
methyl (R)-2-tert-butoxycarbonylamino-3-methoxypropionate
—— n-hexylammonium acetate 23239-72-7 C2H4O2*C6H15N
n-hexylammonium acetate
—— (diphenylphosphinothioyl)propanoic acid 109602-95-1 C15H15O2PS
(diphenylphosphinothioyl)propanoic acid
—— Niobium oxalate 21348-59-4 C10Nb2O20
Niobium oxalate
—— Heptakis(acetato)oxotriruthenium 55466-76-7 C14H21O15Ru3
Heptakis(acetato)oxotriruthenium
—— 1,4-bis-ethoxycarbonyloxy-benzene 74805-99-5 C12H14O6
1,4-bis-ethoxycarbonyloxy-benzene
—— ethyl 2-(cyclohexylamino)-2-oxoacetate 39183-54-5 C10H17NO3
ethyl 2-(cyclohexylamino)-2-oxoacetate
—— Homocystaminiumchlorid 125829-10-9 C6H16N2S2*2ClH
Homocystaminiumchlorid
—— N-fluorenyl-9-ylmethoxycarbonyl-L-threoninol p-carboxybenzacetal 205109-16-6 C27H25NO6
N-fluorenyl-9-ylmethoxycarbonyl-L-threoninol p-carboxybenzacetal
—— sodium hydrogen phthalate hemihydrate 827-27-0 C8H5O4*Na
sodium hydrogen phthalate hemihydrate
—— (E)-4-(3-(4-nitrophenyl)-3-oxoprop-1-en-1-yl)benzoic acid 525597-03-9 C16H11NO5
(E)-4-(3-(4-nitrophenyl)-3-oxoprop-1-en-1-yl)benzoic acid
—— sodium 2-naphthoate 17273-79-9 C11H7O2*Na
sodium 2-naphthoate
—— sodium thiosalicylate 134-23-6 C7H5O2S*Na
sodium thiosalicylate
—— benzyl (2R)-2-hydroxy-3-(4-hydroxyphenyl)propionate 901131-61-1 C16H16O4
benzyl (2R)-2-hydroxy-3-(4-hydroxyphenyl)propionate
—— methyl 2-propylacetoacetate 130000-32-7 C8H14O3
methyl 2-propylacetoacetate
—— ethyl 2,2,4-trimethyl-3-oxopentanoate 4447-64-7 C10H18O3
ethyl 2,2,4-trimethyl-3-oxopentanoate
—— 5-iodopentyl acetate 65921-65-5 C7H13IO2
5-iodopentyl acetate
—— m-Cyano-zimtsaeure 32858-79-0 C10H7NO2
m-Cyano-zimtsaeure
—— N-Acetylglycyl-alpha-aspartylphenylalanyl-alpha-glutamyl-alpha-glutamylisoleucylprolyl-alpha-glutamyl-alpha-glutamyl-O-sulfotyrosylleucylglutamine 125441-00-1 C68H95N13O29S
N-Acetylglycyl-alpha-aspartylphenylalanyl-alpha-glutamyl-alpha-glutamylisoleucylprolyl-alpha-glutamyl-alpha-glutamyl-O-sulfotyrosylleucylglutamine
—— 2-[4,7-di(carboxymethyl)-1,4,7-triazonan-1-yl]-5-[(4-hydroxy-4,4-diphosphonobutyl)amino]-5-oxopentanoic acid 1266676-62-3 C19H36N4O14P2
2-[4,7-di(carboxymethyl)-1,4,7-triazonan-1-yl]-5-[(4-hydroxy-4,4-diphosphonobutyl)amino]-5-oxopentanoic acid
—— 4-[4-[[1-(4-Carboxyphenyl)-1,5-dihydro-3-methyl-5-oxo-4H-pyrazole-4-ylidene]methyl]-5-hydroxy-3-methyl-1H-pyrazole-1-YL]benzoic acid 64137-48-0 C23H18N4O6
4-[4-[[1-(4-Carboxyphenyl)-1,5-dihydro-3-methyl-5-oxo-4H-pyrazole-4-ylidene]methyl]-5-hydroxy-3-methyl-1H-pyrazole-1-YL]benzoic acid
—— N-benzylpentan-1-aminium chloride 90389-36-9 C12H19N*ClH
N-benzylpentan-1-aminium chloride
—— ethyl 2,2-dimethyl-6-hydroxy-hexanoate 273201-92-6 C10H20O3
ethyl 2,2-dimethyl-6-hydroxy-hexanoate
—— (N<sup>6</sup>-Boc-N<sup>9</sup>-adeninyl)acetic acid 186046-99-1 C12H15N5O4
(N<sup>6</sup>-Boc-N<sup>9</sup>-adeninyl)acetic acid
—— benzyl (6-oxohexyl)carbamate 98648-05-6 C14H19NO3
benzyl (6-oxohexyl)carbamate
—— 2-cyano-4,4-dimethylpent-2-enoic acid 88319-37-3 C8H11NO2
2-cyano-4,4-dimethylpent-2-enoic acid
—— Ethane-1,2-diol;4-[(4-hydroxyphenyl)methyl]phenol;prop-2-enoic acid 120750-67-6 C18H22O6
Ethane-1,2-diol;4-[(4-hydroxyphenyl)methyl]phenol;prop-2-enoic acid
—— Butanedioic acid, 2-hydroxy-, sodium salt (1:2), (2S)- 138-09-0 C4H6NaO5
Butanedioic acid, 2-hydroxy-, sodium salt (1:2), (2S)-
—— 1-tert-butyl 3-(pyridine-2-yl)azetidine-1-carboxylate 206446-39-1 C13H18N2O2
1-tert-butyl 3-(pyridine-2-yl)azetidine-1-carboxylate
—— (R)-2-(3-(Diisopropylamino)-1-phenylpropyl)-4-methylphenol hydrobromide 837376-36-0 C22H32BrNO
(R)-2-(3-(Diisopropylamino)-1-phenylpropyl)-4-methylphenol hydrobromide
—— kaempferol-7-O-β-D-glucuronide 249938-52-1 C21H18O12
kaempferol-7-O-β-D-glucuronide
—— 4,4,4-trifluoro-3-methoxybutanoic acid 1343115-14-9 C5H7F3O3
4,4,4-trifluoro-3-methoxybutanoic acid
—— 4-bromocrotonic acid 20629-35-0 C4H5BrO2
4-bromocrotonic acid
—— (+-)-camphoronic acid 2385-74-2 C9H14O6
(+-)-camphoronic acid
—— 3-(diphenylphosphoryl)propionic acid 29874-10-0 C15H15O3P
3-(diphenylphosphoryl)propionic acid
—— triphenylene-2,6,10-tricarboxylic acid 239455-23-3 C21H12O6
triphenylene-2,6,10-tricarboxylic acid
—— 2-ethylhexyl 3-(3,5-di-tert-butyl-4-hydroxy)phenylpropanoate 144429-84-5 C25H42O3
2-ethylhexyl 3-(3,5-di-tert-butyl-4-hydroxy)phenylpropanoate
—— 4-(ethoxycarbonyl)methoxy ethyl butyrate 388109-23-7 C10H18O5
4-(ethoxycarbonyl)methoxy ethyl butyrate
—— (R)-α-methyl-4-nitrobenzylamine hydrochloride 57233-86-0 C8H10N2O2*ClH
(R)-α-methyl-4-nitrobenzylamine hydrochloride
—— 3-amino-3-(4-methoxyphenyl)propionic acid methyl ester hydrochloride 124082-17-3 C11H15NO3*ClH
3-amino-3-(4-methoxyphenyl)propionic acid methyl ester hydrochloride
—— 2-(β,β-dichloroethenyl)-5-methoxybenzoic acid 586415-11-4 C10H8Cl2O3
2-(β,β-dichloroethenyl)-5-methoxybenzoic acid
—— 5-{[(tert-butoxy)carbonyl]amino}-1H-pyrrole-2-carboxylic acid 547762-39-0 C10H14N2O4
5-{[(tert-butoxy)carbonyl]amino}-1H-pyrrole-2-carboxylic acid
—— 3-bromo-5-chloro-4-hydroxybenzoic acid 118276-15-6 C7H4BrClO3
3-bromo-5-chloro-4-hydroxybenzoic acid
—— p-Methoxy-phenacyl-oxyessigsaeure; 3-Oxa-5-oxo-5-p-anisyl-pentansaeure 18801-06-4 C11H12O5
p-Methoxy-phenacyl-oxyessigsaeure; 3-Oxa-5-oxo-5-p-anisyl-pentansaeure
—— pentaiodobenzoic acid 64385-02-0 C7HI5O2
pentaiodobenzoic acid
—— 2-Carboxy-3-methyl-butylamin 16934-21-7 C6H13NO2
2-Carboxy-3-methyl-butylamin
—— cis-4-Oxo-1,2-cyclopentanedicarboxylic acid diethyl ester 156293-34-4 C11H16O5
cis-4-Oxo-1,2-cyclopentanedicarboxylic acid diethyl ester
—— tert-butyl (5-amino-2-chlorobenzyl)carbamate 515824-50-7 C12H17ClN2O2
tert-butyl (5-amino-2-chlorobenzyl)carbamate