嘧啶类化合物是一类分子结构中含有两个氮原子的六元杂环化合物,与哒嗪和吡嗪互为同分异构体。由于其分子中存在共轭双键,表现出独特的紫外光谱特性。这类化合物易溶于水,碱性较弱,并且不易发生亲电取代反应;仅在5-位可以进行溴化反应,而不具备硝化或磺化的能力,但容易经历亲核取代反应。
嘧啶及其衍生物广泛存在于自然界中,如磺胺嘧啶、巴比妥酸以及维生素B1等。在核酸分子内,有三种重要的嘧啶类碱基:尿嘧啶、胸腺嘧啶和胞嘧啶;其中,在DNA中主要包含胞嘧啶与胸腺嘧啶,而在RNA中则主要含有胞嘧啶及尿嘧啶,并且在某些特定的核酸中还可能发现少量的嘧啶修饰碱基。此外,许多药物分子如磺胺嘧啶、甲氧苄氨嘧啶和6-巯基嘌呤等都含有嘧啶环。
作为重要的医药原料,嘧啶及其衍生物被用于生产多种药物,例如维生素B1、磺胺嘧啶、磺胺异二甲嘧啶及磺胺间二甲氧嘧啶等。同时,它们也是农药的重要组成部分,包括二嗪农、嘧啶醇、灭瘟素、除草定、喃啶草、鼠立死、环菌灵、甲菌定、乙菌定、磺嘧菌灵、比嗪农、抗蚜威、乙基虫螨磷、虫螨磷、多氧霉素等。此外,作为染料的原料,具有三卤化嘧啶核结构的化合物因其与纤维之间的良好反应性,已成为一种备受关注的反应染料。
中文名称 | 英文名称 | CAS号 | 化学式 | 结构式图片 |
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2-氯-N-乙基-6-甲基-4-嘧啶胺 | 2-chloro-N-ethyl-6-methylpyrimidin-4-amine | 502141-81-3 | C7H10ClN3 |
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2-氯-N-乙基-4-嘧啶甲胺 | N-((2-Chloropyrimidin-4-yl)methyl)ethanamine | 1289388-22-2 | C7H10ClN3 |
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2-氯-N-(1-甲基乙基)-4-嘧啶甲胺 | N-((2-Chloropyrimidin-4-yl)methyl)propan-2-amine | 1289388-00-6 | C8H12ClN3 |
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2-氯-N-(1,1-二甲基乙基)-4-氨基嘧啶 | N-(tert-butyl)-2-chloropyrimidin-4-amine | 876521-19-6 | C8H12ClN3 |
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2-氯-N,N-二甲基-5-苯基嘧啶-4-胺 | 2-chloro-N,N-dimethyl-5-phenylpyrimidin-4-amine | 771555-68-1 | C12H12ClN3 |
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2-氯-N,N,5-三甲基嘧啶-4-胺 | 2-Chlor-4-dimethylamino-5-methyl-pyrimidin | 34171-43-2 | C7H10ClN3 |
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2-氯-N,6-二甲基-4-嘧啶胺 | 2-chloro-N,6-dimethylpyrimidin-4-amine | 3569-33-3 | C6H8ClN3 |
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2-氯-7H-吡咯并[2,3-d]嘧啶 | 2-chloro-7H-pyrrolo[2,3-d]pyrimidine | 335654-06-3 | C6H4ClN3 |
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2-氯-7-碘噻吩并[3,2-d]嘧啶 | 2-chloro-7-iodothieno[3,2-d]pyrimidine | 1152475-40-5 | C6H2ClIN2S |
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2-氯-7-碘-5H-吡咯并[3,2-d]嘧啶 | 2-chloro-7-iodo-5H-pyrrolo[3,2-d]pyrimidine | 1152475-50-7 | C6H3ClIN3 |
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2-氯-7-甲基-7h-吡咯并[2,3-d]嘧啶 | 2-chloro-7-methyl-7H-pyrrolo[2,3-d]pyrimidine | 1060816-67-2 | C7H6ClN3 |
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2-氯-7-环戊基-7H-吡咯并[2,3-d]嘧啶-6-甲醇 | (2-chloro-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidin-6-yl)methanol | 1374639-77-6 | C12H14ClN3O |
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2-氯-6-苯基嘧啶-4-胺 | 2-Chloro-6-phenylpyrimidin-4-amine | 54994-35-3 | C10H8ClN3 |
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2-氯-6-甲氧基嘧啶-4-羧酸甲酯 | 2-chloro-6-methoxypyrimidine-4-carboxylic acid methyl ester | 127861-30-7 | C7H7ClN2O3 |
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2-氯-6-甲基嘧啶-4-羧酸乙酯 | ethyl 2-chloro-4-methylpyrimidine-6-carboxylate | 265328-14-1 | C8H9ClN2O2 |
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2-氯-6-甲基嘧啶-4,5-二胺 | 2-Chloro-4,5-diamino-6-methylpyrimidine | 63211-98-3 | C5H7ClN4 |
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2-氯-6-甲基-嘧啶-4-羧酸 | 2-chloro-6-methylpyrimidine-4-carboxylic acid | 89581-58-8 | C6H5ClN2O2 |
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2-氯-6-甲基-7H-吡咯并[2,3-D]嘧啶 | 2-chloro-6-methyl-7H-pyrrolo[2,3-d]pyrimidine | 1060816-56-9 | C7H6ClN3 |
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2-氯-6-甲基-4-嘧啶甲腈 | 2-chloro-6-methylpyrimidine-4-carbonitrile | 16858-56-3 | C6H4ClN3 |
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2-氯-6-(三氟甲基)-4-氨基嘧啶 | 4-Amino-2-chloro-6-trifluoromethylpyrimidine | 85730-36-5 | C5H3ClF3N3 |
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2-氯-5H-吡咯并[3,2-D]嘧啶 | 2-chloro-5H-pyrrolo[3,2-d]pyrimidine | 1119280-66-8 | C6H4ClN3 |
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2-氯-5-苯基嘧啶 | 2-chloro-5-phenypyrimidine | 22536-62-5 | C10H7ClN2 |
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2-氯-5-苯基-4-(哌啶-1-基)嘧啶 | 2-Chloro-5-phenyl-4-piperidin-1-yl-pyrimidine | 901303-38-6 | C15H16ClN3 |
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2-氯-5-羟基嘧啶 | 2-chloropyrimidine-5-ol | 4983-28-2 | C4H3ClN2O |
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2-氯-5-碘嘧啶 | 2-chloro-5-iodopyrimidine | 32779-38-7 | C4H2ClIN2 |
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2-氯-5-碘-7H-吡咯并[2,3-d]嘧啶 | 2-chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine | 1060815-90-8 | C6H3ClIN3 |
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2-氯-5-硝基嘧啶 | 2-Chloro-5-nitropyrimidine | 10320-42-0 | C4H2ClN3O2 |
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2-氯-5-甲氧基嘧啶 | 2-chloro-5-methoxy-pyrimidine | 22536-65-8 | C5H5ClN2O |
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2-氯-5-甲氧基-4-肼基嘧啶 | 2-chloro-5-methoxy-4-hydrazino-pyrimidine | 98021-95-5 | C5H7ClN4O |
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2-氯-5-甲基噻吩并[2,3-d]嘧啶 | 2-chloro-5-methylthieno[2,3-d]pyrimidine | 83259-31-8 | C7H5ClN2S |
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2-氯-5-甲基嘧啶-4-羧酸 | 2-chloro-5-methylpyrimidine-4-carboxylic acid | 933746-10-2 | C6H5ClN2O2 |
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2-氯-5-甲基嘧啶 | 2-chloro-5-methylpyrimidine | 22536-61-4 | C5H5ClN2 |
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2-氯-5-甲基-7h-吡咯并[2,3-d]嘧啶 | 2-chloro-5-methyl-7H-pyrrolo[2,3-d]pyrimidine | 909562-81-8 | C7H6ClN3 |
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2-氯-5-环丙基嘧啶 | 2-chloro-5-cyclopropylpyrimidine | 166740-44-9 | C7H7ClN2 |
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2-氯-5-氰基嘧啶 | 2-chloropyrimidine-5-carbonitrile | 1753-50-0 | C5H2ClN3 |
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2-氯-5-氟嘧啶 | 2-chloro-5-fluoropyrimidine | 62802-42-0 | C4H2ClFN2 |
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2-氯-5-氟-N-甲基嘧啶-4-胺 | 2-chloro-5-fluoro-N-methylpyrimidin-4-amine | 67316-43-2 | C5H5ClFN3 |
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2-氯-5-氟-6-甲基吡啶 | 6-chloro-3-fluoro-2-methylpyridine | 884494-78-4 | C6H5ClFN |
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2-氯-5-氟-4-甲氧基嘧啶 | 2-chloro-5-fluoro-4-methoxypyrimidine | 37554-70-4 | C5H4ClFN2O |
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2-氯-5-氟-4-甲基嘧啶 | 2-chloro-5-fluoro-4-methylpyrimidine | 134000-96-7 | C5H4ClFN2 |
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2-氯-5-正癸基嘧啶 | 2-chloro-5-decylpyrimidine | 170434-06-7 | C14H23ClN2 |
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2-氯-5-正戊嘧啶 | 2-chloro-5-pentylpyrimidine | 154466-62-3 | C9H13ClN2 |
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2-氯-5-正壬基嘧啶 | 2-chloro-5-n-nonylpyrimidine | 219581-06-3 | C13H21ClN2 |
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2-氯-5-正丙基嘧啶 | 2-chloro-5-propylpyrimidine | 219555-98-3 | C7H9ClN2 |
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2-氯-5-异丙基嘧啶 | 2-chloro-5-isopropylpyrimidine | 596114-50-0 | C7H9ClN2 |
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2-氯-5-庚基嘧啶 | 2-Chloro-5-heptylpyrimidine | 221641-56-1 | C11H17ClN2 |
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2-氯-5-嘧啶羰酰氯 | 2-CHLOROPYRIMIDINE-5-CARBONYLCHLORIDE | 110099-99-5 | C5H2Cl2N2O |
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2-氯-5-乙氧基嘧啶 | 2-chloro-5-ethoxypyrimidine | 82153-68-2 | C6H7ClN2O |
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2-氯-5-乙基嘧啶 | 2-chloro-5-ethylpyrimidine | 111196-81-7 | C6H7ClN2 |
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2-氯-5-三氟甲基嘧啶 | 2-chloro-5-(trifluoromethyl)pyrimidine | 69034-12-4 | C5H2ClF3N2 |
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