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嘧啶类化合物

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
2-(二甲基氨基)嘧啶-4-甲醛 2-(DIMETHYLAMINO)PYRIMIDINE-4-CARBOXALDEHYDE 872707-78-3 C7H9N3O
2-(乙基硫代)嘧啶-4-胺 2-ethylsulfanyl-pyrimidin-4-ylamine 54308-63-3 C6H9N3S
2-(三氟甲基)嘧啶-5-羧酸 2-(trifluoromethyl)pyrimidine-5-carboxylic acid 306960-77-0 C6H3F3N2O2
2-(三氟甲基)嘧啶-4-甲酰胺 2-(trifluoromethyl)pyrimidine-4-carboxamide 914348-10-0 C6H4F3N3O
2-(P-甲氧苄基)氨基嘧啶 N-(4-methoxybenzyl)pyrimidin-2-amine 6957-21-7 C12H13N3O
2-(5-溴嘧啶)-乙酸乙酯 ethyl 2-(5-bromopyrimidin-2-yl)acetate 1134327-91-5 C8H9BrN2O2
2-(5-氟-1-(2-氟苄基)-1H-吡唑并[3,4-B]吡啶-3-基)嘧啶-4,5,6-三胺 2-[5-fluoro-1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl]pyrimidine-4,5,6-triamine 1350653-30-3 C17H14F2N8
2-(4-苯磺酰氯)嘧啶 4-pyrimidin-2-ylbenzenesulfonyl chloride 912569-53-0 C10H7ClN2O2S
2-(4-硝基苯氧基)嘧啶 4-(pyrimidin-2-yloxy)aniline 181801-29-6 C10H7N3O3
2-(4-硝基苯基)-咪唑[1,2-a]并嘧啶 2-(4-nitrophenyl)imidazo[1,2-a]pyrimidine 28266-96-8 C12H8N4O2
2-(4-癸羟苯基)-5-辛嘧啶 2-(4-decyloxyphenyl)-5-octylpyrimidine 57202-52-5 C28H44N2O
2-(4-甲基哌嗪-1-基)嘧啶-5-胺 2-(4-methylpiperazin-1-yl)pyrimidin-5-amine 943757-74-2 C9H15N5
2-(4-甲基-1-哌嗪)-4-嘧啶胺 2-(4-methylpiperazin-1-yl)pyrimidin-4-amine 57005-71-7 C9H15N5
2-(4-甲基-1-哌啶)-乙胺 2-(4-methylpiperidin-1-yl)ethan-1-amine 14156-95-7 C8H18N2
2-(4-溴苯基)嘧啶-4-醇 2-(4-bromophenyl)-pyrimidin-4-one 88627-12-7 C10H7BrN2O
2-(4-溴苯基)-咪唑并[1,2-A]嘧啶 2-(4-bromophenyl)imidazo[1,2-a]pyrimidine 56921-85-8 C12H8BrN3
2-(4-溴-1H-吡唑-1-基)嘧啶 2-(4-bromo-1H-pyrazol-1-yl)pyrimidine 857641-46-4 C7H5BrN4
2-(4-氯苯基)嘧啶-5-甲醛 2-(4-chlorophenyl)pyrimidine-5-carbaldehyde 928713-84-2 C11H7ClN2O
2-(4-氯嘧啶-5-基)乙酸 4-chloro-5-carboxymethylpyrimidine 389799-46-6 C6H5ClN2O2
2-(4-异氰基苯基)嘧啶 2-(4-Isocyanatophenyl)pyrimidine 216059-84-6 C11H7N3O
2-(4-吡啶基)-4-氨基嘧啶 2-(4-pyridinyl)-4-pyrimidinamine 61310-29-0 C9H8N4
2-(4-吗啡啉基)嘧啶-5-硼酸嚬哪醇酯 4-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-2-yl)morpholine 957198-30-0 C14H22BN3O3
2-(4-吗啉基)-5-嘧啶甲醛 2-(morpholin-4-yl)pyrimidine-5-carbaldehyde 842974-69-0 C9H11N3O2
2-(4-(氯甲基)苯基)-5-氟嘧啶 Pyrimidine, 2-[4-(chloromethyl)phenyl]-5-fluoro- 1139432-30-6 C11H8ClFN2
2-(4,6-二甲基嘧啶-2-硫代)丁酸 2-(4,6-Dimethyl-pyrimidin-2-ylsulfanyl)-butyric acid 433242-64-9 C10H14N2O2S
2-(4,6-二氯嘧啶-2-基)乙腈 2-(4,6-dichloropyrimidin-2-yl)acetonitrile 63155-43-1 C6H3Cl2N3
2-(4,6-二氯-2-甲基嘧啶-5-基)乙醛 (4,6-dichloro-2-methylpyrimidin-5-yl)acetaldehyde 474656-37-6 C7H6Cl2N2O
2-(4,6-二氨基嘧啶-2-硫代)丁酸 2-(4,6-Diamino-pyrimidin-2-ylsulfanyl)-butyric acid 436088-61-8 C8H12N4O2S
2-(3-硝苯基)-咪唑并[1,2-A]嘧啶 2-(3-nitrophenyl)imidazo[1,2-a]pyrimidine 134044-50-1 C12H8N4O2
2-(3-甲基苯基)-4-氯-6-甲氧甲基嘧啶 4-chloro-6-(methoxymethyl)-2-(3-methylphenyl)pyrimidine 438249-83-3 C13H13ClN2O
2-(3-溴苯基)嘧啶 2-(3-bromophenyl)pyrimidine 885468-36-0 C10H7BrN2
2-(3-溴苯基)-咪唑并[1,2-A]嘧啶 2-(3-Bromo-phenyl)-imidazo[1,2-a]pyrimidine 134044-47-6 C12H8BrN3
2-(3-吡啶基)-4-氯-6-甲氧甲基嘧啶 4-Chloro-6-(Methoxymethyl)-2-(Pyridin-3-Yl)Pyrimidine 339279-00-4 C11H10ClN3O
2-(3-吡啶基)-2-丙醇 2-(3-pyridinyl)-2-propanol 15031-77-3 C8H11NO
2-(3-丁炔-1-基)丙二酸二乙酯 diethyl 2-(but-3-yn-1-yl)malonate 117500-15-9 C11H16O4
2-(2-甲硫基嘧啶-4-基)丙二醛 2-(2'-methylthiopyrimidin-4'-yl)malonaldehyde 77168-37-7 C8H8N2O2S
2-(2-甲硫基嘧啶-4-基)-3-氧代丙腈 2-[2-(methylsulfanyl)pyrimidin-4-yl]-3-oxopropanenitrile 1111637-81-0 C8H7N3OS
2-(2-甲氧基苯基)丙-2-醇 2-(2'-methoxyphenyl)-2-propanol 21022-73-1 C10H14O2
2-(2-甲基嘧啶-4-基)异烟酸 2-(2-Methylpyrimidin-4-yl)isonicotinic acid 956723-01-6 C11H9N3O2
2-(2-甲基嘧啶-4-基)噻唑 2-methyl-4-(1,3-thiazol-2-yl)pyrimidine 1269291-29-3 C8H7N3S
2-(2-氯嘧啶-5-基)乙酸乙酯 ethyl 2-(2-chloropyrimidin-5-yl)acetate 917025-00-4 C8H9ClN2O2
2-(2-氯嘧啶-4-基)乙胺 2-chloro-N-ethylpyrimidin-4-amine 86443-51-8 C6H8ClN3
2-(2-氨基-5-嘧啶)苯甲醛 2-(2-aminopyrimidin-5-yl)benzaldehyde 914349-52-3 C11H9N3O
2-(2-嘧啶基)乙酸甲酯 methyl 2-pyrimidin-2-ylacetate 60561-50-4 C7H8N2O2
2-(2-嘧啶基)丙二酸二甲酯 dimethyl pyrimidin-2-ylmalonate 93271-75-1 C9H10N2O4
2-(2-嘧啶)-1H-苯并咪唑 2-(pyrimidin-2-yl)-1H-benzo[d]imidazole 18107-02-3 C11H8N4
2-(2-呋喃基)-7-(2-苯基乙基)-7H-吡唑并[4,3-e][1,2,4]噻唑并[1,5-c]嘧啶-5-胺 2-furan-2-yl-7-phenethyl-7H-pyrazolo[4,3-e][1,2,4]triazolo[1,5-c]pyrimidin-5-ylamine 160098-96-4 C18H15N7O
2-(1H-2-咪唑)-嘧啶 2-(1H-imidazol-2-yl)pyrimidine 627910-87-6 C7H6N4
2-(1-苯基-1H-5-吡唑基)嘧啶 2-(1-phenyl-1H-pyrazol-5-yl)pyrimidine 1269291-79-3 C13H10N4
2-(1-甲苯基-1H-5-吡唑基)嘧啶 2-(1-(p-Tolyl)-1H-pyrazol-5-yl)pyrimidine 1269292-37-6 C14H12N4