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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 结构式图片
(5-氟-嘧啶-2-基)-乙酸 (5-Fluoropyrimidin-2-yl)acetic acid 1196145-38-6 C6H5FN2O2
(5-氟-嘧啶-2-基)-乙酸
(4-羟基-2-疏基嘧啶-5-基)乙酸乙酯 2-Thiouracil-5-essigsaeure-aethylester 29571-39-9 C8H10N2O3S
(4-羟基-2-疏基嘧啶-5-基)乙酸乙酯
(4-甲基嘧啶-2-基)甲胺 (4-methylpyrimidin-2-yl)methanamine 933682-85-0 C6H9N3
(4-甲基嘧啶-2-基)甲胺
(4-甲基-2-苯基-5-嘧啶基)甲醇 (4-methyl-2-phenyl-5-pyrimidinyl)methanol 342405-27-0 C12H12N2O
(4-甲基-2-苯基-5-嘧啶基)甲醇
(4-甲基-2-嘧啶基)甲醇 (4-methylpyrimidin-2-yl)methanol 142650-13-3 C6H8N2O
(4-甲基-2-嘧啶基)甲醇
(4-氯-6-甲基嘧啶-2-基)二甲基胺 (4-chloro-6-methylpyrimidin-2-yl)-dimethylamine 5734-62-3 C7H10ClN3
(4-氯-6-甲基嘧啶-2-基)二甲基胺
(4-氯-5-甲基-嘧啶-2-基)异丙基胺 (4-Chloro-5-methyl-pyrimidin-2-yl)-isopropyl-amine 1289388-02-8 C8H12ClN3
(4-氯-5-甲基-嘧啶-2-基)异丙基胺
(4-氯-2-甲基磺酰基-嘧啶-5-基)-甲醇 (4-chloro-2-(methylthio)pyrimidin-5-yl)methanol 1044145-59-6 C6H7ClN2OS
(4-氯-2-甲基磺酰基-嘧啶-5-基)-甲醇
(4-氧代-6,7-二氢-4H,5H-环戊二烯并[4,5]噻吩并[2,3-D]嘧啶-3-基)-乙酸 2-(4-Oxo-4,5,6,7-tetrahydro-3H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-3-yl)acetic acid 371206-03-0 C11H10N2O3S
(4-氧代-6,7-二氢-4H,5H-环戊二烯并[4,5]噻吩并[2,3-D]嘧啶-3-基)-乙酸
(4-嘧啶-5-苯基)甲醇 4-pyrimidin-5-yl-phenyl-methanol 198084-13-8 C11H10N2O
(4-嘧啶-5-苯基)甲醇
(4-嘧啶-2-苯基)甲醇 (4-(pyrimidin-2-yl)phenyl)methanol 100806-78-8 C11H10N2O
(4-嘧啶-2-苯基)甲醇
(4-[3-(二甲基氨基)丙氧基]苯基)甲醇 [4-[3-(dimethylamino)propoxy]phenyl]methanol 426831-08-5 C12H19NO2
(4-[3-(二甲基氨基)丙氧基]苯基)甲醇
(4,6-二甲氧基嘧啶-2-基)肼 2-Hydrazino-4,6-dimethoxy-pyrimidin 13223-30-8 C6H10N4O2
(4,6-二甲氧基嘧啶-2-基)肼
(3嘧啶-2吡啶)甲醇 (3-(pyrimidin-2-yl)phenyl)methanol 892502-12-4 C11H10N2O
(3嘧啶-2吡啶)甲醇
(3-羟基甲基吡啶-2-基)氨基甲酸叔丁酯 2-(tert-butoxycarbonyl)amino-3-hydrohymethyl pyridine 877593-11-8 C11H16N2O3
(3-羟基甲基吡啶-2-基)氨基甲酸叔丁酯
(3-氯二苯-4-基)胺.HCL 3'-chloro-[1,1'-biphenyl]-4-amine 5748-36-7 C12H10ClN
(3-氯二苯-4-基)胺.HCL
(3-氨基-4-氯苯基)甲醇 (3-amino-4-chlorophenyl)methanol 104317-94-4 C7H8ClNO
(3-氨基-4-氯苯基)甲醇
(3-嘧啶-5-苯基)甲醇 (3-(pyrimidin-5-yl)phenyl)methanol 852180-75-7 C11H10N2O
(3-嘧啶-5-苯基)甲醇
(3-(5-溴嘧啶-2-基)苯基)甲醇 (3-(5-bromopyrimidin-2-yl)phenyl)methanol 1092568-90-5 C11H9BrN2O
(3-(5-溴嘧啶-2-基)苯基)甲醇
(2Z,6E)-3,7,11-三甲基十二碳-2,6,10-三烯-1-醇 (2Z,6E)-3,7,11-trimethyldodeca-2,6,10-trien-1-ol 3790-71-4 C15H26O
(2Z,6E)-3,7,11-三甲基十二碳-2,6,10-三烯-1-醇
(2S)-(1-四氢嘧啶-2-酮)-3-甲基丁酸 (S)-tetrahydro-α-(1-methylethyl)-2-oxo-1(2H)-pyrimidineacetic acid 192725-50-1 C9H16N2O3
(2S)-(1-四氢嘧啶-2-酮)-3-甲基丁酸
(2E)-3-(2-氨基嘧啶-5-基)丙烯酸 (E)-3-(2-aminopyrimidin-5-yl)acrylic acid 335030-80-3 C7H7N3O2
(2E)-3-(2-氨基嘧啶-5-基)丙烯酸
(2-甲基嘧啶-4-基)甲胺 (2-methylpyrimidin-4-yl)methanamine 22454-79-1 C6H9N3
(2-甲基嘧啶-4-基)甲胺
(2-氯嘧啶-5-基)甲醇 (2-chloropyrimidin-5-yl)methanol 1046816-75-4 C5H5ClN2O
(2-氯嘧啶-5-基)甲醇
(2-氯嘧啶-4-基)甲醇 (2-chloropyrimidin-4-yl)methanol 34953-87-2 C5H5ClN2O
(2-氯嘧啶-4-基)甲醇
(2-氯-嘧啶-4-甲基)-环丙胺 N-((2-chloropyrimidin-4-yl)methyl)cyclopropanamine 1289386-31-7 C8H10ClN3
(2-氯-嘧啶-4-甲基)-环丙胺
(2-氨基-4,6-二甲基-5-嘧啶基)乙酸 (2-Amino-4,6-dimethyl-5-pyrimidinyl)acetic acid 933687-60-6 C8H11N3O2
(2-氨基-4,6-二甲基-5-嘧啶基)乙酸
(2-氨基-3-甲基-3H-咪唑-4-基)-甲醇 (2-amino-1-methyl-1H-imidazol-5-yl)methanol 885281-27-6 C5H9N3O
(2-氨基-3-甲基-3H-咪唑-4-基)-甲醇
(2,6-二氯-嘧啶-4-基)-二甲胺 4-dimethylamino-2,6-dichloropyrimidine 117077-93-7 C6H7Cl2N3
(2,6-二氯-嘧啶-4-基)-二甲胺
(2,6-二氯-4-嘧啶)-苯胺 2,4-dichloro-6-(phenylamino)pyrimidine 28230-47-9 C10H7Cl2N3
(2,6-二氯-4-嘧啶)-苯胺
(2,4,6-三氯-嘧啶-5-基)-乙酸乙酯 ethyl 2-(2,4,6-trichloropyrimidin-5-yl)acetate 889944-72-3 C8H7Cl3N2O2
(2,4,6-三氯-嘧啶-5-基)-乙酸乙酯
(1R,2R)-反式-N-Boc-1,2-环戊烷二胺 tert-butyl ((1R,2R)-2-aminocyclopentyl)carbamate 1016971-66-6 C10H20N2O2
(1R,2R)-反式-N-Boc-1,2-环戊烷二胺
(11bR)-2-(环己基羰基)-1,2,3,6,7,11B-六氢-4H-吡嗪并[2,1-a]异喹啉-4-酮 (R)-praziquantel 57452-98-9 C19H24N2O2
(11bR)-2-(环己基羰基)-1,2,3,6,7,11B-六氢-4H-吡嗪并[2,1-a]异喹啉-4-酮
—— 2-(5-bromopyrimidin-2-yl)propan-2-ol 1193244-89-1 C7H9BrN2O
2-(5-bromopyrimidin-2-yl)propan-2-ol
—— 4,6-Diamino-2-methylpyrimidine-5-thiol 52514-03-1 C5H8N4S
4,6-Diamino-2-methylpyrimidine-5-thiol
—— 5-Bromo-2-butoxypyrimidine 1215206-57-7 C8H11BrN2O
5-Bromo-2-butoxypyrimidine
—— 6-[(2-Methoxyethoxy)amino]-5-methylpyrimidin-2(1H)-one 244105-55-3 C8H13N3O3
6-[(2-Methoxyethoxy)amino]-5-methylpyrimidin-2(1H)-one
—— 4-(pyrimidin-4-yl)benzaldehyde 210115-39-2 C11H8N2O
4-(pyrimidin-4-yl)benzaldehyde
—— 2',7'-difluorofluorescein-5-carboxylic acid 195136-52-8 C21H10F2O7
2',7'-difluorofluorescein-5-carboxylic acid
—— 5,6-diamino-1H-pyrimidine-2,4-dione;sulfate 42965-55-9 C4H6N4O6S-2
5,6-diamino-1H-pyrimidine-2,4-dione;sulfate
—— 5,6-Diaminouracil semisulfate 63981-35-1 C8H14N8O8S
5,6-Diaminouracil semisulfate
—— Pyrimidin-4(5h)-one 51953-17-4 C4H4N2O
Pyrimidin-4(5h)-one
—— 5-Diazo-uracil 2435-76-9 C4H2N4O2
5-Diazo-uracil
—— (5-bromo-pyrimidin-2-yl)-tert-butyl-amine 14001-72-0 C8H12BrN3
(5-bromo-pyrimidin-2-yl)-tert-butyl-amine
—— Sodium N-(2,6-dimethyl-4-pyrimidinyl)sulphanilamidate 2462-17-1 C12H14N4NaO2S+
Sodium N-(2,6-dimethyl-4-pyrimidinyl)sulphanilamidate
—— 4-(4-methyl-2-pyrimidinyl)benzaldehyde 433920-95-7 C12H10N2O
4-(4-methyl-2-pyrimidinyl)benzaldehyde
—— 4-chloro-2-(chloromethyl)pyrimidine 3842-28-2 C5H4Cl2N2
4-chloro-2-(chloromethyl)pyrimidine
—— 4-hydroxy-5-chloro-6-(1-fluoroethyl)pyrimidine 227184-12-5 C6H6ClFN2O
4-hydroxy-5-chloro-6-(1-fluoroethyl)pyrimidine
—— 6-(1-fluoroethyl)-5-iodo-4-pyrimidone 438449-92-4 C6H6FIN2O
6-(1-fluoroethyl)-5-iodo-4-pyrimidone
—— 5-chloro-2-cyclopropyl-1,6-dihydro-6-oxo-4-pyrimidinecarboxylic acid 858956-26-0 C8H7ClN2O3
5-chloro-2-cyclopropyl-1,6-dihydro-6-oxo-4-pyrimidinecarboxylic acid