| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 5-(3,4-二甲氧基苯基)-2H-吡唑-3-胺 | 3-(3,4-dimethoxyphenyl)-1H-pyrazol-5-amine | 208519-08-8 | C11H13N3O2 |
| 5-(3,4-二甲氧基苯基)-1,2-恶唑 | 3-(3,4-Dimethoxyphenyl)-isoxazol | 27434-83-9 | C11H11NO3 |
| 5-(3,4-二氯苯基)环己烷-1,3-二酮 | 5-(3,4-dichlorophenyl)-1,3-cyclohexanedione | 27463-42-9 | C12H10Cl2O2 |
| 5-(3,4-二氯苯基)-2,5-二氢-3H-咪唑并[2,1-a]异吲哚-5-醇 | 5-(3,4-dichlorophenyl)-2,3-dihydro-5H-imidazo[2,1-a]isoindol-5-ol | 23915-26-6 | C16H12Cl2N2O |
| 5-(3,4-二氯苯基)-1H-吡唑-3-羧酸 | 3-(3,4-dichlorophenyl)-pyrazole-5-carboxylic acid | 276684-04-9 | C10H6Cl2N2O2 |
| 5-(3,4-二氯苯基)-1,3,4-噻二唑-2-胺 | 5-(3,4-dichloro-phenyl)-[1,3,4]thiadiazol-2-ylamine | 28004-64-0 | C8H5Cl2N3S |
| 5-(3,4,5-三甲氧基苯基)-[1,3,4]噁二唑-2-硫醇 | 5-(3,4,5-trimethoxyphenyl)-1,3,4-oxadiazole-2-thiol | 23269-92-3 | C11H12N2O4S |
| 5-(3,4,5-三甲氧基苯基)-1,3,4-噻二唑-2-胺 | 5-(3,4,5-trimethoxyphenyl)-1,3,4-thiadiazol-2-amine | 28004-59-3 | C11H13N3O3S |
| 5-(3,3,3-三氟-丙基)-咪唑烷-2,4-二酮 | 5-(3,3,3-trifluoropropyl)imidazolidine-2,4-dione | 23809-63-4 | C6H7F3N2O2 |
| 5-(2H-四唑-5-基)-2H-四唑 | 5,5'-bi-1H-tetrazole | 2783-98-4 | C2H2N8 |
| 5-(2H-1,3-苯并二噁唑-5-基)-1,3,4-噻二唑-2-胺 | 5-(1,3-benzodioxol-5-yl)-1,3,4-thiadiazol-2-amine | 28004-60-6 | C9H7N3O2S |
| 5-(2-苯基乙烯基)-1,3,4-噻二唑-2-胺 | 2-amino-5-styryl-1,3,4-thiadiazole | 28004-54-8 | C10H9N3S |
| 5-(2-羟基乙基)尿嘧啶 | 5-(2-hydroxyethyl)-uracil | 23956-12-9 | C6H8N2O3 |
| 5-(2-羟基乙基)-1,3,5-三嗪烷-2-酮 | 5-(2-hydroxyethyl)-1,3,5-triazinan-2-one | 2580-58-7 | C5H11N3O2 |
| 5-(2-硝基苯基)-2-糠酸 | 5-(2-nitrophenyl)-2-furoic acid | 29048-34-8 | C11H7NO5 |
| 5-(2-硝基苯)呋喃醛 | 5-(2-nitrophenyl)-2-furaldehyde | 20000-96-8 | C11H7NO4 |
| 5-(2-甲氧基苯基)亚甲基海因 | 5-(o-Methoxybenzylidene)hydantoin | 21730-69-8 | C11H10N2O3 |
| 5-(2-甲氧基苯基)-4-(4-甲基苯基)-4H-1,2,4-噻唑-3-硫醇 | 5-(2-methoxy-phenyl)-4-p-tolyl-2,4-dihydro-[1,2,4]triazole-3-thione | 23292-16-2 | C16H15N3OS |
| 5-(2-甲氧基乙氧基)-茚满-1-酮 | 5-(2-methoxyethoxy)indan-1-one | 28945-97-3 | C12H14O3 |
| 5-(2-甲氧基-4-硝基苯基)-2-糠醛 | 5-(2-Methoxy-4-nitrophenyl)furan-2-carbaldehyde | 299202-82-7 | C12H9NO5 |
| 5-(2-甲氧基-2-氧代乙基)-2-甲基噁唑-4-羧酸甲酯 | methyl 5-(2-methoxy-2-oxoethyl)-2-methyloxazole-4-carboxylate | 215808-73-4 | C9H11NO5 |
| 5-(2-甲基噻唑-4-基)噻吩-2-磺酰氯 | 5-(2-methyl-1,3-thiazol-4-yl)-2-thiophenesulfonyl chloride | 215434-25-6 | C8H6ClNO2S3 |
| 5-(2-甲基丙亚基)-2,4,6(1H,3H,5H)-嘧啶三酮 | 5-isobutylidene-pyrimidine-2,4,6-trione | 27406-43-5 | C8H10N2O3 |
| 5-(2-甲基-2-丙基)-2-噻吩甲酸甲酯 | methyl 5-(tert-butyl)thiophene-2-carboxylate | 229003-19-4 | C10H14O2S |
| 5-(2-环己基亚基-乙基)-5-乙基巴比妥酸酯 | 5-ethyl-5-(2-cyclohexyLiDen-ethyl)-barbituric acid | 22173-64-4 | C14H20N2O3 |
| 5-(2-溴乙酰基)-2-苄氧基苯甲酸甲酯 | 2-benzyloxy-5-(2-bromoacetyl)benzoic acid methyl ester | 27475-14-5 | C17H15BrO4 |
| 5-(2-溴乙基)-6-甲基尿嘧啶 | 5-(2-bromoethyl)-6-methylpyrimidine-2,4-(1H,3H)dione | 29622-40-0 | C7H9BrN2O2 |
| 5-(2-溴丙-2-烯酰氨基)-1-苯并呋喃-2-羧酸 | 2-Benzofurancarboxylic acid, 5-[(2-bromo-1-oxo-2-propenyl)amino]- | 207845-97-4 | C12H8BrNO4 |
| 5-(2-溴-4-硝基苯基)恶唑 | 5-(2-bromo-4-nitrophenyl)oxazole | 267648-15-7 | C9H5BrN2O3 |
| 5-(2-氯苯胺)-3-羟基异磺胺-4-腈 | 5-(2-Chloroanilino)-3-hydroxyisothiazole-4-carbonitrile | 287196-71-8 | C10H6ClN3OS |
| 5-(2-氯苯基)�f唑-4-羧酸 | 5-(2-chlorophenyl)oxazole-4-carboxylic acid | 255876-53-0 | C10H6ClNO3 |
| 5-(2-氯苯基)-[1,3,4]噁二唑-2-硫醇 | 2-mercapto-5-(2-chlorophenyl)-1,3,4-oxadiazole | 23766-27-0 | C8H5ClN2OS |
| 5-(2-氯苯基)-4-乙基-4H-1,2,4-三唑-3-硫醇 | 5-(2-chloro-phenyl)-4-ethyl-2,4-dihydro-[1,2,4]triazole-3-thione | 26029-13-0 | C10H10ClN3S |
| 5-(2-氯苯基)-2-三氟甲基-3-糠酸 | 5-(2-chlorophenyl)-2-(trifluoromethyl)furan-3-carboxylic Acid | 243977-26-6 | C12H6ClF3O3 |
| 5-(2-氯苯基)-1-苯基戊烷-1,3-二酮 | 5-(2-chlorophenyl)-1-phenylpentane-1,3-dione | 24118-66-9 | C17H15ClO2 |
| 5-(2-氯乙基)-4-甲基嘧啶 | 4-Methyl-5-(β-chloraethyl)pyrimidin | 22126-35-8 | C7H9ClN2 |
| 5-(2-氯乙基)-2-甲基-1,3-苯并噻唑 | 5-(2-Chlorethyl)-2-methyl-benzthiazol | 22240-44-4 | C10H10ClNS |
| 5-(2-氯乙基)-1-甲基-2-硝基-1H-咪唑 | 5-(2-chloroethyl)-1-methyl-2-nitroimidazole | 23571-50-8 | C6H8ClN3O2 |
| 5-(2-氯乙基)-1,3-苯并二氧杂环 | 5-(2-chloro-ethyl)-benzo[1,3]dioxole | 23808-46-0 | C9H9ClO2 |
| 5-(2-氯-苄基)-噻唑-2-胺 | 5-(2-chlorobenzyl)thiazol-2-amine | 207463-32-9 | C10H9ClN2S |
| 5-(2-氯-6-甲基嘧啶-4-基)-4-(4-氯苯基)-4h-1,2,4-噻唑-3-硫醇 | 5-(2-chloro-6-methylpyrimidin-4-yl)-4-(4-chlorophenyl)-4H-1,2,4-triazole-3-thiol | 266337-73-9 | C13H9Cl2N5S |
| 5-(2-氨基己二酰)半胱氨酰缬氨酸 | L5-(2-Aminoadipyl)-L-cysteinyl-L-valin | 21566-74-5 | C14H25N3O6S |
| 5-(2-氨基乙基)嘧啶-2,4(1H,3H)-二酮 | 5-(β-Amino-ethyl)-uracil | 221170-25-8 | C6H9N3O2 |
| 5-(2-氟苯)-7-硝基-1,3-二水-2H-1,4-苯并氮杂卓-2-酮 | 5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one | 2558-30-7 | C15H10FN3O3 |
| 5-(2-噻吩甲基)-1,3,4-噻二唑-2-胺 | 5-(thiophen-2-ylmethyl)-1,3,4-thiadiazol-2-amine | 299933-43-0 | C7H7N3S2 |
| 5-(2-噻吩基)戊酸 | 5-(2-thienyl)pentanoic acid | 21010-06-0 | C9H12O2S |
| 5-(2-噻吩基)-3-(三氟甲基)-1H-吡唑 | 5-(thiophen-2-yl)-3-(trifluoromethyl)-1H-pyrazole | 26974-16-3 | C8H5F3N2S |
| 5-(2-噻吩)-1,3-环己二酮 | 5-(thiophen-2-yl)-cyclohexane-1,3-dione | 23994-65-2 | C10H10O2S |
| 5-(2-呋喃基)-4-甲基-4H-1,2,4-噻唑-3-硫醇 | 5-(2-Furyl)-4-methyl-1,2,4-triazolin-3-thion | 27106-14-5 | C7H7N3OS |
| 5-(2-呋喃基)-4-甲基-1,2-恶唑-3(2H)-酮 | 5-(2-furyl)-4-methylisoxazol-3-ol | 210836-32-1 | C8H7NO3 |