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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 结构式图片
—— 4-(furan-2-yl)-2-methylphenol 1255638-84-6 C11H10O2
4-(furan-2-yl)-2-methylphenol
—— 5-(Furan-2-YL)-2-methylphenol 1262000-32-7 C11H10O2
5-(Furan-2-YL)-2-methylphenol
—— 5-(3,5-Dimethyl-1,2-oxazol-4-yl)-2-methylphenol 1261962-05-3 C12H13NO2
5-(3,5-Dimethyl-1,2-oxazol-4-yl)-2-methylphenol
—— 5-(3-Hydroxy-4-methylphenyl)thiophene-2-carbaldehyde 1261985-72-1 C12H10O2S
5-(3-Hydroxy-4-methylphenyl)thiophene-2-carbaldehyde
—— 4-(4-Hydroxyphenyl)thiophene-2-carbaldehyde 1261959-41-4 C11H8O2S
4-(4-Hydroxyphenyl)thiophene-2-carbaldehyde
—— 5-(3-Hydroxy-5-methylphenyl)thiophene-2-carbaldehyde 1261910-88-6 C12H10O2S
5-(3-Hydroxy-5-methylphenyl)thiophene-2-carbaldehyde
—— 3-Methyl-5-(thiophen-3-YL)phenol 1261966-48-6 C11H10OS
3-Methyl-5-(thiophen-3-YL)phenol
—— 2-Methyl-5-(thiophen-3-YL)phenol 1261985-23-2 C11H10OS
2-Methyl-5-(thiophen-3-YL)phenol
—— 3-Fluoro-4-(thiophen-3-YL)phenol 1261959-58-3 C10H7FOS
3-Fluoro-4-(thiophen-3-YL)phenol
—— 2-Fluoro-5-(thiophen-2-YL)phenol 1261996-69-3 C10H7FOS
2-Fluoro-5-(thiophen-2-YL)phenol
—— 3-Fluoro-4-(furan-2-YL)phenol 1261890-17-8 C10H7FO2
3-Fluoro-4-(furan-2-YL)phenol
—— 3-Fluoro-5-(furan-2-YL)phenol 1261996-61-5 C10H7FO2
3-Fluoro-5-(furan-2-YL)phenol
—— 2-Fluoro-5-(thiophen-3-YL)phenol 1262003-52-0 C10H7FOS
2-Fluoro-5-(thiophen-3-YL)phenol
—— 2-Fluoro-4-(furan-2-YL)phenol 1261960-98-8 C10H7FO2
2-Fluoro-4-(furan-2-YL)phenol
—— 4-(3,5-Dimethyl-1,2-oxazol-4-yl)-3-fluorophenol 1261997-09-4 C11H10FNO2
4-(3,5-Dimethyl-1,2-oxazol-4-yl)-3-fluorophenol
—— 3-Fluoro-5-(thiophen-3-YL)phenol 1261978-37-3 C10H7FOS
3-Fluoro-5-(thiophen-3-YL)phenol
—— 3-(3,5-Dimethyl-1,2-oxazol-4-yl)-5-fluorophenol 1261978-49-7 C11H10FNO2
3-(3,5-Dimethyl-1,2-oxazol-4-yl)-5-fluorophenol
—— 5-(3,5-Dimethyl-1,2-oxazol-4-yl)-2-fluorophenol 1261978-42-0 C11H10FNO2
5-(3,5-Dimethyl-1,2-oxazol-4-yl)-2-fluorophenol
—— 2-Fluoro-5-(furan-2-YL)phenol 1261959-55-0 C10H7FO2
2-Fluoro-5-(furan-2-YL)phenol
—— 5-(3-Fluoro-5-hydroxyphenyl)thiophene-2-carbaldehyde 1261995-69-0 C11H7FO2S
5-(3-Fluoro-5-hydroxyphenyl)thiophene-2-carbaldehyde
—— 5-(2-Fluoro-4-hydroxyphenyl)thiophene-2-carbaldehyde 1261944-55-1 C11H7FO2S
5-(2-Fluoro-4-hydroxyphenyl)thiophene-2-carbaldehyde
—— 4-(4-Fluoro-3-hydroxyphenyl)thiophene-2-carbaldehyde 1261935-42-5 C11H7FO2S
4-(4-Fluoro-3-hydroxyphenyl)thiophene-2-carbaldehyde
—— 3-fluoro-4-(thiophen-2-yl)phenol 1261963-39-6 C10H7FOS
3-fluoro-4-(thiophen-2-yl)phenol
—— 2-Fluoro-4-(thiophen-3-YL)phenol 1261888-48-5 C10H7FOS
2-Fluoro-4-(thiophen-3-YL)phenol
—— 5-(4-Fluoro-3-hydroxyphenyl)thiophene-2-carbaldehyde 1261944-46-0 C11H7FO2S
5-(4-Fluoro-3-hydroxyphenyl)thiophene-2-carbaldehyde
—— 5-(3-Fluoro-4-hydroxyphenyl)thiophene-2-carbaldehyde 1261959-68-5 C11H7FO2S
5-(3-Fluoro-4-hydroxyphenyl)thiophene-2-carbaldehyde
—— 4-(3-Fluoro-4-hydroxyphenyl)thiophene-2-carbaldehyde 1261918-06-2 C11H7FO2S
4-(3-Fluoro-4-hydroxyphenyl)thiophene-2-carbaldehyde
—— 4-(3,5-dimethylisoxazol-4-yl)-2-fluorophenol 1261996-83-1 C11H10FNO2
4-(3,5-dimethylisoxazol-4-yl)-2-fluorophenol
—— 4-(2-Fluoro-4-hydroxyphenyl)thiophene-2-carbaldehyde 1261918-07-3 C11H7FO2S
4-(2-Fluoro-4-hydroxyphenyl)thiophene-2-carbaldehyde
—— 4-(3-Fluoro-5-hydroxyphenyl)thiophene-2-carbaldehyde 1261918-08-4 C11H7FO2S
4-(3-Fluoro-5-hydroxyphenyl)thiophene-2-carbaldehyde
—— 5-(Furan-2-YL)-2-methoxyphenol 1261969-65-6 C11H10O3
5-(Furan-2-YL)-2-methoxyphenol
—— 2-Methoxy-5-(thiophen-3-YL)phenol 1261945-83-8 C11H10O2S
2-Methoxy-5-(thiophen-3-YL)phenol
—— 4-(3,5-Dimethyl-1,2-oxazol-4-yl)-2-methoxyphenol 1261946-21-7 C12H13NO3
4-(3,5-Dimethyl-1,2-oxazol-4-yl)-2-methoxyphenol
—— 4-(3-Hydroxy-5-methoxyphenyl)thiophene-2-carbaldehyde 1261896-81-4 C12H10O3S
4-(3-Hydroxy-5-methoxyphenyl)thiophene-2-carbaldehyde
—— 3-Methoxy-5-(thiophen-3-YL)phenol 1261919-49-6 C11H10O2S
3-Methoxy-5-(thiophen-3-YL)phenol
—— 2-Methoxy-4-(thiophen-3-YL)phenol 1058140-38-7 C11H10O2S
2-Methoxy-4-(thiophen-3-YL)phenol
—— 2-Methoxy-4-(thiophen-2-YL)phenol 1261945-77-0 C11H10O2S
2-Methoxy-4-(thiophen-2-YL)phenol
—— 2-Chloro-4-(furan-2-YL)phenol 1261897-06-6 C10H7ClO2
2-Chloro-4-(furan-2-YL)phenol
—— 3-(Furan-2-yl)-5-methoxyphenol 1261945-58-7 C11H10O3
3-(Furan-2-yl)-5-methoxyphenol
—— 3-Methoxy-5-(thiophen-2-YL)phenol 1261919-47-4 C11H10O2S
3-Methoxy-5-(thiophen-2-YL)phenol
—— 5-(3-Hydroxy-4-methoxyphenyl)thiophene-2-carbaldehyde 1261919-66-7 C12H10O3S
5-(3-Hydroxy-4-methoxyphenyl)thiophene-2-carbaldehyde
—— 4-(4-Hydroxy-3-methoxyphenyl)thiophene-2-carbaldehyde 1261978-09-9 C12H10O3S
4-(4-Hydroxy-3-methoxyphenyl)thiophene-2-carbaldehyde
—— 5-(3,5-Dimethyl-1,2-oxazol-4-yl)-2-methoxyphenol 1261930-70-4 C12H13NO3
5-(3,5-Dimethyl-1,2-oxazol-4-yl)-2-methoxyphenol
—— Methyl 4-(3-hydroxy-4-methoxyphenyl)thiophene-2-carboxylate 1261997-85-6 C13H12O4S
Methyl 4-(3-hydroxy-4-methoxyphenyl)thiophene-2-carboxylate
—— Methyl 4-(3-hydroxy-5-methoxyphenyl)thiophene-2-carboxylate 1261901-48-7 C13H12O4S
Methyl 4-(3-hydroxy-5-methoxyphenyl)thiophene-2-carboxylate
—— 5-(3-Hydroxy-5-methoxyphenyl)thiophene-2-carbaldehyde 1261989-15-4 C12H10O3S
5-(3-Hydroxy-5-methoxyphenyl)thiophene-2-carbaldehyde
—— 5-(4-Hydroxy-3-methoxyphenyl)thiophene-2-carbaldehyde 1261947-35-6 C12H10O3S
5-(4-Hydroxy-3-methoxyphenyl)thiophene-2-carbaldehyde
—— 2-Methoxy-5-(thiophen-2-YL)phenol 1261967-06-9 C11H10O2S
2-Methoxy-5-(thiophen-2-YL)phenol
—— 4-[Benzo(b)thiophen-2-yl]-2-methoxyphenol 1261908-13-7 C15H12O2S
4-[Benzo(b)thiophen-2-yl]-2-methoxyphenol
—— 4-(Furan-2-YL)-2-methoxyphenol 1261988-69-5 C11H10O3
4-(Furan-2-YL)-2-methoxyphenol