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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
—— Simufilam dihydrochloride 2480226-06-8 C15H23Cl2N3O
Simufilam dihydrochloride
—— 1,μ-dithio-dicarbonic acid bis-dimethylamide 56387-81-6 C6H12N2OS2
1,μ-dithio-dicarbonic acid bis-dimethylamide
—— O-2-chloro-6-trimethylsilylphenyl N-isopropylcarbamate 417698-21-6 C13H20ClNO2Si
O-2-chloro-6-trimethylsilylphenyl N-isopropylcarbamate
—— 7-Hydroxynaphthalene-1,3-disulfonic acid xpotassium salt 13846-08-7 C10H7KO7S2
7-Hydroxynaphthalene-1,3-disulfonic acid xpotassium salt
—— 5-[1-(2,3-Dimethylphenyl)ethyl]-1H-imidazol-3-ium 106807-72-1 C13H17N2+
5-[1-(2,3-Dimethylphenyl)ethyl]-1H-imidazol-3-ium
—— 106605-60-1 LiOV
—— (2S,3R)-2-((tert-butoxycarbonyl)(methyl)amino)-3-methoxybutanoic acid 136092-75-6 C11H21NO5
(2S,3R)-2-((tert-butoxycarbonyl)(methyl)amino)-3-methoxybutanoic acid
—— 76172-73-1 C8H10MgO4
—— 10279-63-7 CrH2KO4S
—— Iron titanium oxide 12789-64-9 FeO3Ti
Iron titanium oxide
—— Azane;2-(carboxymethyldisulfanyl)acetic acid 68223-93-8 C4H9NO4S2
Azane;2-(carboxymethyldisulfanyl)acetic acid
—— N-[5-[2-[benzyl-[1-(4-methoxyphenyl)propan-2-yl]amino]-1-hydroxyethyl]-2-phenylmethoxyphenyl]formamide,(Z)-but-2-enedioic acid 43229-69-2 C4H4O4*C33H36N2O4
N-[5-[2-[benzyl-[1-(4-methoxyphenyl)propan-2-yl]amino]-1-hydroxyethyl]-2-phenylmethoxyphenyl]formamide,(Z)-but-2-enedioic acid
—— 2-[3,5-dimethyl-1-(2-methylpropyl)-1H-pyrazol-4-yl]acetic acid 957023-29-9 C11H18N2O2
2-[3,5-dimethyl-1-(2-methylpropyl)-1H-pyrazol-4-yl]acetic acid
—— 6-amino-1,3-dimethyl-2-oxo-2,3-dihydro-1H-benzimidazole-5-carboxylic acid 936074-57-6 C10H11N3O3
6-amino-1,3-dimethyl-2-oxo-2,3-dihydro-1H-benzimidazole-5-carboxylic acid
—— Benzydamine N-Oxide Hydrochloride 39860-94-1 C19H24ClN3O2
Benzydamine N-Oxide Hydrochloride
—— disodium methylmalonate 4413-07-4 C4H4O4*2Na
disodium methylmalonate
—— 3,5-bis(pyridin-4-yl-methoxy)benzoic acid 1151548-69-4 C19H16N2O4
3,5-bis(pyridin-4-yl-methoxy)benzoic acid
—— 3-iodo-6-[(2,2,2-trifluoroacetyl)amino]benzoic acid 445479-81-2 C9H5F3INO3
3-iodo-6-[(2,2,2-trifluoroacetyl)amino]benzoic acid
—— formic acid ; lead (II)-compound with lead (II)-oxide 811-54-1 2CHO2*O3Pb3*Pb
formic acid ; lead (II)-compound with lead (II)-oxide
—— magnesium;oxygen(2-);titanium(4+) 12032-35-8 MgO5Ti2
magnesium;oxygen(2-);titanium(4+)
—— N,N'-de-dimethyl-acridine orange 960126-13-0 C15H15N3*ClH
N,N'-de-dimethyl-acridine orange
—— Sodium (ethylenediamine)tetramethylenephosphonate 22036-77-7 C6H20N2NaO12P4
Sodium (ethylenediamine)tetramethylenephosphonate
—— Neodymium acetate hydrate 334869-71-5 C6H14NdO7+3
Neodymium acetate hydrate
—— Chromium(3+);hydroxide;dinitrate 12158-37-1 CrHN2O7
Chromium(3+);hydroxide;dinitrate
—— Ethyl (1α,3β,5β,6β)-3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]bicyclo[3.1.0]hexane-6-carboxylate 2139228-60-5 C15H28O3Si
Ethyl (1α,3β,5β,6β)-3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]bicyclo[3.1.0]hexane-6-carboxylate
—— trans-3-aminocyclobutanol hydrochloride 1205037-95-1 C4H9NO*ClH
trans-3-aminocyclobutanol hydrochloride
—— 3,4-difluoro-aniline; hydrochloride 10117-64-3 C6H5F2N*ClH
3,4-difluoro-aniline; hydrochloride
—— magnesium,2-oxidooxycarbonylbenzoate,hexahydrate 114915-85-4 2C8H5O5*6H2O*Mg
magnesium,2-oxidooxycarbonylbenzoate,hexahydrate
—— 4-{[4-(1-methyl-1H-pyrazol-5-yl)phenyl]sulfanyl}furo[3,2-c]pyridine trifluoroacetate salt 1609577-18-5 C2HF3O2*C17H13N3OS
4-{[4-(1-methyl-1H-pyrazol-5-yl)phenyl]sulfanyl}furo[3,2-c]pyridine trifluoroacetate salt
—— 2243923-82-0 C13H24O3Si
—— (3-carboxy-5,6,7-trihydroxy-1-oxo-isochroman-4-yl)-succinic acid 23725-05-5 C14H12O11
(3-carboxy-5,6,7-trihydroxy-1-oxo-isochroman-4-yl)-succinic acid
—— tert-butyl 3-(3-bromophenyl)azetidine-1-carboxylate 1203681-54-2 C14H18BrNO2
tert-butyl 3-(3-bromophenyl)azetidine-1-carboxylate
—— N-(3-aminocyclobutyl)cyclobutanecarboxamide hydrochloride 1311317-36-8 C9H17ClN2O
N-(3-aminocyclobutyl)cyclobutanecarboxamide hydrochloride
—— tert-butyl (4-amino-2-trifluoromethylphenyl)carbamate 1043962-45-3 C12H15F3N2O2
tert-butyl (4-amino-2-trifluoromethylphenyl)carbamate
—— <i>N</i>-acetyl-[1-<sup>13</sup><i>C</i>]neuraminic acid 64162-77-2 C11H19NO9
<i>N</i>-acetyl-[1-<sup>13</sup><i>C</i>]neuraminic acid
—— Methylium, oxophenyl-, (OC-6-11)-hexafluoroantimonate(1-) (1:1) 5609-80-3 C7H5F6OSb
Methylium, oxophenyl-, (OC-6-11)-hexafluoroantimonate(1-) (1:1)
—— 4-tert-butyl-2-chloro-6-iodoaniline 180624-06-0 C10H13ClIN
4-tert-butyl-2-chloro-6-iodoaniline
—— Sodium 2-(sulfooxy)benzoate dihydrate 1300-61-4 C7H9NaO8S
Sodium 2-(sulfooxy)benzoate dihydrate
—— 33068-19-8 C6H13NaO8P
—— (S,S)-(+)-N,N'-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediamine 135616-36-3 C36H54N2O2
(S,S)-(+)-N,N'-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediamine
—— <i>N</i>-[4-(3,6-dimethoxy-acridin-9-ylamino)-phenyl]-methanesulfonamide 59748-92-4 C22H21N3O4S
<i>N</i>-[4-(3,6-dimethoxy-acridin-9-ylamino)-phenyl]-methanesulfonamide
—— Titanate(2-), bis[bis(2-ethylhexyl) phosphito-kappaO'']tetrakis(2-propanolato)-, hydrogen (1:2) 65460-52-8 C44H98O12P2Ti
Titanate(2-), bis[bis(2-ethylhexyl) phosphito-kappaO'']tetrakis(2-propanolato)-, hydrogen (1:2)
—— 3(R)-[4-METHYLPIPERAZIN-1-YL]-PYRROLIDINE, DIHYDROCHLORIDE 917505-14-7 C9H19N3*2ClH
3(R)-[4-METHYLPIPERAZIN-1-YL]-PYRROLIDINE, DIHYDROCHLORIDE
—— Boc-Cys(Trt)-OMe 158022-23-2 C28H31NO4S
Boc-Cys(Trt)-OMe
—— tert-butyl 4-(4-amino-2-fluorophenyl)piperidine-1-carboxylate 188975-15-7 C16H23FN2O2
tert-butyl 4-(4-amino-2-fluorophenyl)piperidine-1-carboxylate
—— oxytocin 4248-64-0 C43H65N11O13S2
oxytocin
—— (9H-Fluoren-9-yl)methyl (R)-4-methyl-2,5-dioxooxazolidine-3-carboxylate 129288-35-3 C19H15NO5
(9H-Fluoren-9-yl)methyl (R)-4-methyl-2,5-dioxooxazolidine-3-carboxylate
—— Bis(P,P-bis-ethylhexyl diphosphato)ethanediolato titanate 65467-75-6 C34H74O16P4Ti
Bis(P,P-bis-ethylhexyl diphosphato)ethanediolato titanate
—— 1228148-44-4 C12H11NO5
—— 4-[(4-fluorophenyl)amino]benzoic acid 852927-09-4 C13H10FNO2
4-[(4-fluorophenyl)amino]benzoic acid