| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2,4,4-三甲基己烷-1,6-二胺 | Ethyl 2-(2-chlorophenyl)-4-hydroxy-1,3-thiazole-5-carboxylate | 262856-07-5 | C12H10ClNO3S |
| 2,3-环氧-10-氮杂-10,11-二氢2,6,10,15,19,23-六甲基-2,6,10,14,18,22-二十四碳六烯 | 1-(3-Chlorophenyl)-5-(4-dimethylaminophenyl)diazenyl-4-methoxypyrazol e-3-carbohydrazide | 172701-52-9 | C19H20ClN7O2 |
| 2,3-吡咯烷二羧酸,(2S,3R)-(9CI) | 3-(1,2,2,2-Tetrafluoro-ethyl)-isoxazole | 125657-77-4 | C5H3F4NO |
| 2,3-双-(4-甲氧苯基)-5-苯基氯化四氮唑 | 2,3-Bis(4-methoxyphenyl)-5-phenyltetrazolium Chloride | 104497-79-2 | C21H19ClN4O2 |
| 2,3-双(4-硝基苯基)-5-苯基四氮唑氯水合物 | 2,3-bis-(4-nitro-phenyl)-5-phenyl-tetrazolium; chloride | 69231-13-6 | C19H13N6O4*Cl |
| 2,3-双(4-甲苯基)-5-(4-氰苯基)氯化四氮唑 | 2,3-Bis(4-methylphenyl)-5-(4-cyanophenyl)tetrazolium Chloride | 376591-03-6 | C22H18ClN5 |
| 2,3-双(4-甲氧苯基)-5-(4-氰苯基)氯化四氮唑 | 2,3-Bis(4-methoxyphenyl)-5-(4-cyanophenyl)tetrazolium Chloride | 151390-91-9 | C22H18ClN5O2 |
| 2,3-双(4-乙基苯基)-5-苯基氯化四唑 | 2,3-Bis(4-ethylphenyl)-5-phenyltetrazolium Chloride | 104497-78-1 | C23H23ClN4 |
| 2,3-双(3-氯苯基)-5-苯基氯化四唑 | 2,3-Bis(3-chlorophenyl)-5-phenyltetrazolium Chloride | 135788-07-7 | C19H13Cl2N4*Cl |
| 2,3-二苯基-5-羧基四唑氯化物 | 5-carboxy-2,3-diphenyl-tetrazolium; chloride | 2118-40-3 | C14H11N4O2*Cl |
| 2,3-二苯基-5-氨基四氯化物 | 5-amino-2,3-diphenyl-tetrazolium; chloride | 88159-28-8 | C13H12N5*Cl |
| 2,3-二苯基-5-乙基氯化四氮唑 | 5-ethyl-2,3-diphenyl-tetrazolium; chloride | 66138-05-4 | C15H15N4*Cl |
| 2,3-二苯基-5-(4-氯苯基)氯化四氮唑 | 2,3-Diphenyl-5-(p-chlor-phenyl)-tetrazoliumchlorid | 10557-51-4 | C19H14ClN4*Cl |
| 2,3-二苯基-3,4-二氢吡唑 | 1,5-Diphenyl-2-pyrazolin | 2515-61-9 | C15H14N2 |
| 2,3-二甲基咪唑氯化物 | 2,3-dimethylimidazolium chloride | 34531-53-8 | C5H8N2*ClH |
| 2,3-二甲基-5-氧代-1-苯基-3-吡唑啉-4-氨基甲酸甲酯 | (1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-carbamidsaeuremethylester | 10077-96-0 | C13H15N3O3 |
| 2,3-二甲基-5-氧代-1-苯基-3-吡唑啉-4-乙酸 | (1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1<i>H</i>-pyrazol-4-yl)-acetic acid | 5678-07-9 | C13H14N2O3 |
| 2,3-二甲基-5-(1H-四唑-1-基)苯胺 | 2,3-Dimethyl-5-(1H-tetrazol-1-YL)aniline | 954328-84-8 | C9H11N5 |
| 2,3-二甲基-4-亚硝基-1-苯基-3-吡唑啉-5-酮 | 1,5-dimethyl-4-nitroso-2-phenyl-1,2-dihydro-pyrazol-3-one | 885-11-0 | C11H11N3O2 |
| 2,3-二甲基-1-丙基-1H-咪唑-3-鎓三[(三氟甲基)磺酰基]甲烷i去 | 1,2-Dimethyl-3-propylimidazolium tris(trifluoromethylsulfonyl)methide | 169051-77-8 | C12H15F9N2O6S3 |
| 2,3-二甲基-1-(4-硝基苯基)-3-吡唑啉-5-酮 | 1,2-dihydro-2,3-dimethyl-1-(4-nitrophenyl)pyrazol-5-one | 30672-30-1 | C11H11N3O3 |
| 2,3-二甲基-1-(4-甲基苯基)-3-吡唑-5-酮 | 1,2-dihydro-2,3-dimethyl-1-p-tolylpyrazol-5-one | 56430-08-1 | C12H14N2O |
| 2,3-二氢咪唑并[2,1-b][1,3]噻唑1-氧化物 | 2,3-Dihydroimidazo[2,1-b][1,3]thiazole 1-oxide | 136575-75-2 | C5H6N2OS |
| 2,3-二氢吡唑并[5,1-b]噻唑-6-羧酸 | 2,3-dihydroimidazol[1,2-b]thiazole-6-carboxylic acid | 1286754-48-0 | C6H6N2O2S |
| 2,3-二氢吡唑[5,1-B][1,3]恶唑-6-羧酸乙酯 | ethyl 2,3-dihydropyrazolo[5,1-b]oxazole-6-carboxylate | 623565-48-0 | C8H10N2O3 |
| 2,3-二氢化-2-硫代-4-噻唑乙酸 | (2-thioxo-2,3-dihydro-thiazol-4-yl)-acetic acid | 36365-79-4 | C5H5NO2S2 |
| 2,3-二氢-N-羟基-3-氧代-5-异恶唑甲酰胺 | 3-hydroxy-5-isoxazole hydroxamic acid | 62409-18-1 | C4H4N2O4 |
| 2,3-二氢-6-苯基咪唑并[2,1-b]噻唑单盐酸盐 | hydron;6-phenyl-2,3-dihydroimidazo[2,1-b][1,3]thiazole;chloride | —— | C11H11ClN2S |
| 2,3-二氢-5-硝基咪唑并(2,1-b)恶唑 | 2,3-dihydro-5-nitroimidazo<2,1-b>oxazole | 69542-88-7 | C5H5N3O3 |
| 2,3-二氢-5-甲基-3-氧代-4-异恶唑羧酸甲酯 | methyl 3-hydroxy-5-methyl-4-isoxazolecarboxylate | 67122-27-4 | C6H7NO4 |
| 2,3-二氢-5-甲基-2-氧代-1H-咪唑-4-羧酸 | 5-methyl-2,3-dihydro-2-oxo-1H-imidazole-4-carboxylic acid | 101184-09-2 | C5H6N2O3 |
| 2,3-二氢-5-(甲氧羰基)-2-硫代-1H-咪唑-4-乙酸甲酯 | methyl 2,3-dihydro-5-<(methoxycarbonyl)methyl>-2-thioxo-1H-imidazole-4-carboxylate | 92203-78-6 | C8H10N2O4S |
| 2,3-二氢-4-氨基-3-乙基-2-硫代-5-噻唑甲酰胺水合物 | 4-amino-5-aminocarbonyl-3-ethyl-2,3-dihydro-[1,3]thiazole-2-thione | 64686-81-3 | C6H9N3OS2 |
| 2,3-二氢-3-苯基-2-硫代-1H-咪唑-4-羧酸甲酯 | 3-phenyl-2-thioxo-2,3-dihydro-1<i>H</i>-imidazole-4-carboxylic acid methyl ester | 83763-09-1 | C11H10N2O2S |
| 2,3-二氢-3-苄基-2-硫代-1H-咪唑-4-羧酸甲酯 | methyl 1-benzyl-2-mercaptoimidazole-5-carboxylate | 76075-15-5 | C12H12N2O2S |
| 2,3-二氢-3-甲基-2-硫氧代-1H-咪唑-4-羧酸 | (2-mercapto-3-methylimidazol-4-yl)methanoic acid | 64038-57-9 | C5H6N2O2S |
| 2,3-二氢-3-氧代-4-异恶唑羧酸 | 3-Hydroxyisoxazole-4-carboxylic acid | 178316-78-4 | C4H3NO4 |
| 2,3-二氢-3-氧代-1,2,4-噻唑并[4,3-a]吡啶-8-羧酸 | 8-Carboxy-s-triazolo<4,3-a>pyridin-3(2H)on | 53975-72-7 | C7H5N3O3 |
| 2,3-二氢-2-硫代-4-噻唑乙酸乙酯 | 2-mercapto-4-ethoxycarbonylmethylthiazole | 38449-49-9 | C7H9NO2S2 |
| 2,3-二氢-2-氧代-5-苯基-1H-咪唑-4-羧酸 | 5-phenyl-2-oxo-4-imidazoline-4-carboxylic acid | 92809-77-3 | C10H8N2O3 |
| 2,3-二氢-2-氧代-5-噁唑羰酰氯(9ci) | 2-oxo-4-oxazoline-5-carbonyl chloride | 64843-26-1 | C4H2ClNO3 |
| 2,3-二氢-2-氧代-4-(三氟甲基)-5-噻唑羧酸 | 2,3-dihydro-2-oxo-4-(trifluoromethyl)-5-thiazolecarboxylic acid | 90745-58-7 | C5H2F3NO3S |
| 2,3-二氢-2-氧代-3-恶唑羧酸叔丁酯 | 3-tert-butoxycarbonyl-2-oxazolone | 75844-68-7 | C8H11NO4 |
| 2,3-二氢-2-氧代-1H-咪唑-4-羧酸异丁酯 | Isobutyl 2,3-dihydro-2-oxo-1H-imidazole-4-carboxylate | 93805-09-5 | C8H12N2O3 |
| 2,3-二氢-1H-咪唑并[1,2-b]吡唑 | 2,3-dihydro-1H-imidazo[1,2-b]pyrazole | 6714-29-0 | C5H7N3 |
| 2,3-二氢-1-甲基-3-氧代-1H-吡唑-4-羧酸乙酯 | ethyl 3-hydroxy-1-methyl-4-pyrazolecarboxylate | 103626-03-5 | C7H10N2O3 |
| 2,3-二氢-1-[3-(三氟甲基)苯基]-1H-吲唑-3-酮 | 1H-Indazole, 3-hydroxy-1-(alpha,alpha,alpha-trifluoro-m-tolyl)- | 21486-29-3 | C14H9F3N2O |
| 2,3-二氢-1,3,5-三亚氨基-1H,5h-吡唑并[1,2-a]-s-噻唑-6-羧酸 | 3-amino-1,5-diimino-1<i>H</i>,5<i>H</i>-pyrazolo[1,2-<i>a</i>][1,2,4]triazole-6-carboxylic acid | 121447-39-0 | C6H6N6O2 |
| 2,3-二(3-吲哚基甲基)吲哚 | 5-chloro-2-phenyl-1,2-dihydro-pyrazol-3-one | 71762-42-0 | C9H7ClN2O |
| 2,3,6,7-四苯基咪唑并[1,2-b][1,2,4]三嗪 | 2,3,6,7-tetraphenyl-imidazo[1,2-<i>b</i>][1,2,4]triazine | 70111-81-8 | C29H20N4 |