| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2-氧代唑吡坦 | Oxozolpidem | 400038-68-8 | C19H19N3O2 |
| 2-氧代-5-苯基-2,3-二氢-1H-咪唑-4-甲酸乙酯 | 2-oxo-5-phenyl-2,3-dihydro-1<i>H</i>-imidazole-4-carboxylic acid ethyl ester | 92809-78-4 | C12H12N2O3 |
| 2-氧代-4-(三氟甲基)-2,3-二氢-1,3-噻唑-5-甲醛 | ethyl 2,3-dihydro-2-oxo-4-trifluoromethyl-5-thiazole-carboxylate | 72850-53-4 | C7H6F3NO3S |
| 2-氧代-3H-1,3-噻唑-4-羧酸 | 2-oxo-2,3-dihydrothiazole-4-carboxylic acid | 43029-06-7 | C4H3NO3S |
| 2-氧代-2,3-二羟基噁唑-4-羧酸乙酯 | ethyl 2-oxo-2,3-dihydrooxazole-4-carboxylate | 874827-32-4 | C6H7NO4 |
| 2-氧代-2,3-二氢-1H-咪唑-4-羧酸 | 2-Oxo-4-imidazolin-4-carbonsaeure | 39828-47-2 | C4H4N2O3 |
| 2-氧代-2,3-二氢-1H-咪唑-4-甲酸甲酯 | 2-Oxo-4-imidazolin-4-carbonsaeuremethylester | 20901-53-5 | C5H6N2O3 |
| 2-氧代-2,3-二氢-1H-咪唑-4-甲酰肼 | 2-Oxo-Δ<sup>4</sup>-imidazolin-carbonsaeure-(4)-hydrazid | 99171-20-7 | C4H6N4O2 |
| 2-氧代-2,3-二氢-1,3-噻唑-5-羧酸 | 2-Oxo-2,3-dihydrothiazole-5-carboxylic acid | 857982-30-0 | C4H3NO3S |
| 2-氧代-1H-咪唑-3-甲酰胺 | 1-Carbamoyl-4-imidazolin-2-on | 61224-24-6 | C4H5N3O2 |
| 2-氟-6-(3-甲基-1,2,4-恶二唑-5-基)苯甲酸 | 2-fluoro-6-(3-methyl-1,2,4-oxadiazol-5-yl)benzoic acid | 1293285-27-4 | C10H7FN2O3 |
| 2-氟-6-(2H-1,2,3-噻唑-2-基)苯甲酸 | 2-fluoro-6-(2H-1,2,3-triazol-2-yl)benzoic acid | 1186050-58-7 | C9H6FN3O2 |
| 2-氟-5-硝基-1,3-噻唑 | 2-Fluoro-5-nitro-1,3-thiazole | 130080-39-6 | C3HFN2O2S |
| 2-氟-5-(4H-1,2,4-三唑-4-基)苯胺 | 2-fluoro-5-(4H-1,2,4-triazol-4-yl)aniline | 1082766-13-9 | C8H7FN4 |
| 2-氟-5-(1H-吡唑-3-基)苯甲酸甲酯 | methyl 2-fluoro-5-(1H-pyrazol-3-yl)benzoate | 1031418-00-4 | C11H9FN2O2 |
| 2-氟-5-(1H-1,2,3,4-四唑-1-基)苯胺 | 2-fluoro-5-(1H-tetrazol-1-yl)benzenamine | 924871-22-7 | C7H6FN5 |
| 2-氟-4-噻唑甲酸乙酯 | Ethyl 2-fluorothiazole-4-carboxylate | 153027-86-2 | C6H6FNO2S |
| 2-氟-4-吡唑-1-苯甲醛 | 2-fluoro-4-(1H-pyrazol-1-yl)benzaldehyde | 433920-90-2 | C10H7FN2O |
| 2-氟-4-[2-甲基-8-[[[3-(甲基磺酰基)苯基]甲基]氨基]咪唑并[1,2-a]吡嗪-3-基]苯酚 | BF738735 | 1436383-95-7 | C21H19FN4O3S |
| 2-氟-4-(2-甲基-1H-咪唑-1-基)苯胺 | 2-Fluoro-4-(2-methyl-imidazol-1-yl)-phenylamine | 218301-88-3 | C10H10FN3 |
| 2-氟-4-(1,2,4-三唑-1-基)苯甲腈 | 4-(1H-1,2,4-triazol-1-yl)-2-fluorobenzonitrile | 869591-70-8 | C9H5FN4 |
| 2-氟-1-甲基-1H-咪唑-4,5-二甲腈 | 1-methyl-2-fluoro-4,5-dicyanoimidazole | 156731-83-8 | C6H3FN4 |
| 2-氟-1-(1H-咪唑-1-基)乙酮 | fluoroacetyl imidazole | 161468-13-9 | C5H5FN2O |
| 2-正丙基噻唑 | 2-(n-propyl)-thiazole | 17626-75-4 | C6H9NS |
| 2-正丁基-4,5-二羟甲基咪唑 | 2-n-butyl-4,5-di-(hydroxymethyl)-1H-imidazole | 136317-69-6 | C9H16N2O2 |
| 2-正丁基-2-苯基-3-(1H-咪唑-1-基)丙腈 | Fenapanil | 61019-78-1 | C16H19N3 |
| 2-戊-3-基-1H-咪唑 | 2-(1-ethylpropyl)imidazole | 6638-46-6 | C8H14N2 |
| 2-恶唑基锂 | 2-oxazolyllithium | 154093-80-8 | C3H2LiNO |
| 2-异噁唑-4-乙醇 | 2-(isoxazol-4-yl)ethan-1-ol | 884504-75-0 | C5H7NO2 |
| 2-异丙胺基噻唑-4-甲酸氢溴酸盐 | 2-(isopropylamino)thiazole-4-carboxylic acid hydrobromide salt | 300831-03-2 | BrH*C7H10N2O2S |
| 2-异丙烯基噻唑 | 2-isopropenyl thiazole | 13816-04-1 | C6H7NS |
| 2-异丙烯基-5-甲基-1,3-恶唑-4-羧酸 | 5-Methyl-2-(prop-1-en-2-yl)oxazole-4-carboxylic acid | 364607-75-0 | C8H9NO3 |
| 2-异丙烯基-1-甲基-1H-咪唑 | 2-(1-methylethenyl)-1-methylimidazole | 127782-73-4 | C7H10N2 |
| 2-异丙氧基-5-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)噻唑 | 2-Isopropoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiazole | 1352652-22-2 | C12H20BNO3S |
| 2-异丙基噻唑-4-羧酸乙酯 | ethyl 2-isopropylthiazole-4-carboxylate | 133047-44-6 | C9H13NO2S |
| 2-异丙基噻唑 | 2-isopropyl-1,3-thiazole | 15679-10-4 | C6H9NS |
| 2-异丙基咪唑-4,5-二羧酸 | 2-Isopropylimidazol-4,5-dicarbonsaeure | 51294-23-6 | C8H10N2O4 |
| 2-异丙基咪唑 | 2-Isopropylimidazole | 36947-68-9 | C6H10N2 |
| 2-异丙基-5-苯基四唑 | 2-isopropyl-5-phenyl-2H-tetrazole | 153478-97-8 | C10H12N4 |
| 2-异丙基-5-甲基2H-吡唑-3-基胺 | 3-methyl-1-(1-methylethyl)-1H-pyrazol-5-amine | 1124-16-9 | C7H13N3 |
| 2-异丙基-4-硝基咪唑 | 2-Isopropyl-4-nitroimidazol | 13373-32-5 | C6H9N3O2 |
| 2-异丙基-4-甲基噻唑-5-硼酸频那醇酯 | 4-methyl-2-(propan-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3-thiazole | 1218789-55-9 | C13H22BNO2S |
| 2-异丙基-4-甲基噻唑 | 2-isopropyl-4-methylthiazole | 15679-13-7 | C7H11NS |
| 2-异丙基-4-甲基咪唑 | 2-isopropyl-4-methyl-1H-imidazole | 37455-58-6 | C7H12N2 |
| 2-异丙基-4-甲基-1,3-噻唑-5-羧酸 | 2-isopropyl-4-methylthiazole-5-carboxylic acid | 137267-29-9 | C8H11NO2S |
| 2-异丙基-4-(甲基氨基甲基)噻唑 | 2-isopropyl-4-(methylaminomethyl)thiazole | 154212-60-9 | C8H14N2S |
| 2-异丙基-4-(氯甲基)噻唑 | 4-(chloromethyl)-2-isopropylthiazole | 40516-57-2 | C7H10ClNS |
| 2-异丙基-4,5-二氢恶唑-4-甲酸 | 2-isopropyloxazole-4-carboxylic acid | 153180-21-3 | C7H9NO3 |
| 2-异丙基-2H-四唑-5-胺 | 2-isopropyl-5-aminotetrazole | 229003-16-1 | C4H9N5 |
| 2-异丙基-1H-咪唑-1-丙腈 | 2-Isopropyl-1H-imidazole-1-propiononitrile | 65109-28-6 | C9H13N3 |