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酚类

酚类是一大类化合物,它们主要特征是分子中含有一个羟基(-OH)直接连接在苯环上。这类化合物广泛存在于自然界中,并且具有重要的生物、医药及工业应用价值。

结构与分类

酚类化合物的基本结构为苯环上的氧原子与羟基相连。根据羟基的位置不同,可将酚分为单酚和多酚两大类:

  • 单酚:每个分子仅有一个酚羟基。
  • 多酚:含有两个或多个酚羟基的化合物。
生物学意义
  1. 天然来源:酚广泛存在于植物、动物以及微生物中,如咖啡因中的茶酚、儿茶素等。
  2. 抗氧化作用:许多酚类物质具有较强的抗氧化性,能够清除体内的自由基,保护细胞免受氧化损伤。
  3. 抗菌活性:部分酚类化合物展示出显著的抗菌效果,可用于食品保鲜或开发抗生素。
工业应用
  1. 农药和杀虫剂:利用某些酚类化合物对特定昆虫的选择性毒性进行害虫控制。
  2. 染料工业:许多天然及合成染料都基于酚结构设计而成。
  3. 医药领域:作为原料或药物成分,例如阿司匹林的核心成分水杨酸就属于苯酚衍生物。
工业生产

酚类可以通过多种途径制备:

  • 通过煤焦油蒸馏或石油裂解得到的粗酚进行精炼获得。
  • 以苯或其他芳烃为原料,在催化剂作用下与水反应生成苯酚,此过程称为菲林斯勒反应(Fischer–Strassmann反应)。
注意事项

尽管酚类化合物具有广泛的应用前景,但它们也可能带来毒性问题。例如强酸性的酚类物质会对皮肤造成刺激甚至腐蚀。因此在使用时需注意安全防护措施。

以上是对酚类的简单介绍,涵盖了其基本定义、生物学意义及工业应用等方面的内容。

中文名称 英文名称 CAS号 化学式
—— 2-(4-Hydroxy-3,5-dimethoxy-benzyl)-succinic acid 1-ethyl ester 53496-51-8 C15H20O7
—— 1-(3',5'Dinitro-4'-hydroxyphenyl)-1-sulfopropan 41233-90-3 C9H10N2O8S
—— 1-(7-Oxo-5,5-dimethyl-4,5,6,7-tetrahydrobenzothiazolyl-2-azo)-2-hydroxy-4,5-dimethyl-benzol 51040-35-8 C17H19N3O2S
—— [(2R,3S)-3-acetyloxy-6-[2-(4-hydroxyphenyl)ethoxy]-3,6-dihydro-2H-pyran-2-yl]methyl acetate 1415013-63-6 C18H22O7
—— 1604815-59-9 C13H19N3O
—— Dihydroferulanilid 55882-88-7 C16H17NO3
—— 3,4,5-trihydroxy-N-(2-((5Z,8Z,11Z,14Z,17Z)-icosa-5,8,11,14,17-pentaenamido)ethyl)benzamide 1411773-01-7 C29H40N2O5
—— 2-(tert-Butyl-diphenyl-silanyloxy)-5-methoxy-phenol 191678-19-0 C23H26O3Si
—— 2-(3-methoxy-5-hydroxyphenyl)-2-methylheptane 1263172-98-0 C15H24O2
—— 4-acetoxy-5-(pyridine-2’-yl)[2.2]paracyclophane 1436383-46-8 C21H19NO
—— [6,9-Bis[(carboxy-I masculineO)methyl]-14-(4-hydroxyphenyl)-3-[2-[[2-(4-hydroxyphenyl)ethyl]amino]-2-oxoethyl]-11-oxo-3,6,9,12-tetraazatetradecanoato(3-)-I masculineN3,I masculineN6,I masculineN9,I masculineO1]gadolinium 897374-70-8 C30H38GdN5O10
—— 2,3-dimethyl-4-(3-oxobutyl)phenol 125102-01-4 C12H16O2
—— 2-(2-amino-4,6-diethyl-pyrimidin-5-yl)-5-nitro-phenol 42902-05-6 C14H16N4O3
—— 2-((E)-But-2-enyl)-3-methoxy-phenol 60432-32-8 C11H14O2
—— 2-hydroxy-4,6-dimethoxy-3-(3-methylbut-2-en-1-yl)benzaldehyde 17245-28-2 C14H18O4
—— 2-thiazol-4-ylmethyleneamino-phenol 27354-91-2 C10H8N2OS
—— 1-(2-hydroxy-5-methoxy-phenyl)-2-methylamino-ethanol 117342-28-6 C10H15NO3
—— N-[2-(4-Benzyloxy-2-bromo-5-hydroxy-phenyl)-ethyl]-2-(2-bromo-4,5-dimethoxy-phenyl)-acetamide 50453-76-4 C25H25Br2NO5
—— 3-Hydroxy-tetrachlorobenzyl-pentachlorophenylether 24785-60-2 C13H3Cl9O2
—— 2-(di-pyridin-2-yl-methyl)-phenol 67916-79-4 C17H14N2O
—— 2-chloro-3,6-dimethyl-4-methoxyphenol 765308-12-1 C9H11ClO2
—— 2-Hydroxy-3,5-dinitro-benzoic acid; compound with naphthalen-1-ol 76519-59-0 C7H4N2O7*C10H8O
—— 1-(2-hydroxy-4-methoxy-phenyl)-3-pyridin-4-yl-propenone phenylhydrazone 51487-17-3 C21H19N3O2
—— 2-diisopropylamino-1-(4-hydroxy-2,3-dimethylphenyl)-ethanol hydrochloride 97900-40-8 C16H27NO2*ClH
—— (1<i>S</i>:3<i>S</i>:4<i>R</i>)-3-salicylidenamino-thujane 56087-08-2 C17H23NO
—— 5-acetyl-3-tert-butyl-4-(2-hydroxyphenyl)-6-methyl-3,4-dihydropyrimidin-2(1H)-one 1160491-33-7 C17H22N2O3
—— diethyl 4-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-4-methyl-6-semicarbazonocyclohexane-1,3-dicarboxylate 1219612-99-3 C21H29N3O8
—— 2-((4-methoxyphenyl)ethynyl)-3-(1,3-dioxan-2-yl)-6-methoxyphenol 1310802-04-0 C20H20O5
—— 4-chloro-5-fluoro-2-iodophenol 1235407-15-4 C6H3ClFIO
—— 4-(3-hydroxy-benzylidene)-2-phenyl-[1,3]oxathiolan-5-one 42056-40-6 C16H12O3S
—— 3-(1-<<sup>14</sup>C>-2-butyl)-phenol 51038-47-2 C10H14O
—— Phenol, 2-chloro-3-methoxy-4-[2-(methylamino)ethyl]- 1785505-44-3 C10H14ClNO2
—— <i>N</i>'-(4-hydroxy-3-methoxy-benzylidene)-1<i>H</i>-benzoimidazole-2-carbohydrazonic acid amide 43102-17-6 C16H15N5O2
—— Picric acid; compound with (1S,2R,3R,4S,6R)-4,6-bis-dimethylamino-cyclohexane-1,2,3-triol 102518-39-8 C6H3N3O7*C10H22N2O3
—— 2,8,14,20-tetrakis(4-hydroxybutyl)pentacyclo<19.3.1.13,7.19,13.115,19>octacosa-1(25),3,5,7(28),9,11,13(27),15,17,19(26),21,23-dodecaene-4,6,10,12,16,18,22,24-octol 118600-21-8 C44H56O12
—— 3-<4-Hydroxy-2,3,5,6-tetramethyl-phenyl>-propionsaeure-methylester 70617-40-2 C14H20O3
—— 2-bromo-3-(2,6-difluoro-4-hydroxy-phenyl)-4,5,6,6a-tetrahydro-3aH-pentalen-1-one 1104634-72-1 C14H11BrF2O2
—— Cu(salicylate)2(pyridine)2 137939-50-5 C24H20CuN2O6
—— O-Chloracetyl-p-hydroxybenzamidoxim 5372-35-0 C9H9ClN2O3
—— 2,3-Dimethyl-4-[2-methyl-prop-(E)-ylideneamino]-phenol 2830-65-1 C12H17NO
—— 2-Cyclohex-2-enyl-5-methyl-phenol 52723-55-4 C13H16O
—— 2-[3-Hydroxy-1-(phenyl-hydrazono)-3-pyridin-3-yl-propyl]-5-methoxy-phenol 51487-20-8 C21H21N3O3
—— <1,1-Bis-(3-chlor-4-hydroxy-phenyl)-aethyl>-phenylphosphinsaeure-methylester 7016-69-5 C21H19Cl2O4P
—— 2-(3,4-dihydroxy-5-fluorobenzyl)imidazoline hydrochloride 125227-94-3 C10H11FN2O2*ClH
—— 1101195-85-0 C11H9ClN2O
—— 3-Furan-3-yl-6-hydroxy-4a-methyl-1-oxo-3,4,4a,9,10,10a-hexahydro-1H-2-oxa-phenanthrene-8-carboxylic acid 41756-56-3 C19H18O6
—— 6-chloro-1-(4-fluoro-2-hydroxyphenyl)-1-hexanone, oxime 263545-27-3 C12H15ClFNO2
—— 3-Difluoromethoxy-4-hydroxybenzaldehyd-2',4'-dinitrophenylhydrazon 53104-97-5 C14H10F2N4O6
—— 4-ethoxymethyl-2-nitro-phenol 35236-31-8 C9H11NO4
—— 3-(2-(4,4-dimethyl-2,6-dioxocyclohexylidene)hydrazinyl)-2-hydroxy-5-nitrobenzenesulfonic acid 1417721-45-9 C14H15N3O8S