| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4-(2,3-二氯苯基)-1,2,3,4-四氢-6-甲基-2-硫代-5-嘧啶羧酸1-甲基乙基酯 | 4-(2,3-dichlorophenyl)-1,2,3,4-tetrahydro-6-methyl-2-thioxo-5-pyrimidinecarboxylic acid, 1-methylethyl ester | 106720-69-8 | C15H16Cl2N2O2S |
| 4-(2,3-二氢苯并[1,4]二噁英-6-基)苯甲酸 | tert-butyl (3aS,4S,6R,6aR)-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dimethyl-4-(4-nitrophenyl)-3a,4,6,6a-tetrahydro-[1,3]dioxolo[4,5-c]pyrrole-5-carboxylate | 188744-94-7 | C25H40N2O7Si |
| 4-(2,3-二氢噻吩并[3,4-b][1,4]二噁英-5-基)喹啉-6-甲醛 | 4-(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)quinoline-6-carbaldehyde | 1119899-28-3 | C16H11NO3S |
| 4-(2,3-二氢噻吩-4-基)吗啉 | 4-(4,5-dihydro-thiophen-3-yl)-morpholine | 1006-75-3 | C8H13NOS |
| 4-(2,3-二氢吲哚-1-基)-4-氧代丁酸 | 4-(indolin-1-yl)-4-oxobutanoic acid | 105105-00-8 | C12H13NO3 |
| 4-(2,3-二氢-苯并噻唑-2-基)-苯甲腈 | 4-(2,3-dihydro-benzothiazol-2-yl)-benzonitrile | 100537-89-1 | C14H10N2S |
| 4-(2,3-二氢-苯并呋喃-2-基)-吡咯烷-2-酮 | 4-(2,3-dihydro-1-benzofuran-2-yl)pyrrolidin-2-one | 107037-11-6 | C12H13NO2 |
| 4-(2,3-二氢-苯并[1,4]二恶英-6-基)-噻唑-2-胺 | 2-amino-4-(2,3-dihydro-benzo[1,4]dioxin-6-yl)-thiazole | 105362-06-9 | C11H10N2O2S |
| 4-(2,3-二氢-1,4-苯并二氧杂环己-6-基)苯甲酸 | 4-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)benzoic Acid | 193151-96-1 | C15H12O4 |
| 4-(2,3-二氢-1,4-二恶因-6)丁酸 | 4-(2,3-dihydro-1,4-benzodioxin-6-yl) butanoic acid | 14939-93-6 | C12H14O4 |
| 4-(2,3-二氟苯基)-3-氟苯甲酸 | 4-(2,3-Difluorophenyl)-3-fluorobenzoic acid | 1261625-13-1 | C13H7F3O2 |
| 4-(2,3,6,7-四氢-2,6-二氧代-1-丙基-1H-嘌呤-8-基)-苯磺酸 | 4-(2,3,6,7-tetrahydro-2,6-dioxo-1-propyl-1H-purin-8-yl)benzenesulfonic acid | 152529-79-8 | C14H14N4O5S |
| 4-(2,3,5-三碘-苯甲酰氨基)-苯甲酸 | 4-(2,3,5-triiodo-benzoylamino)-benzoic acid | 100541-45-5 | C14H8I3NO3 |
| 4-(2,3,5,6-四氟-4-三氟甲基苯氧基)二苯甲酮 | 4-(2,3,5,6-tetrafluoro-4-trifluoromethylphenoxy)benzophenone | 105273-37-8 | C20H9F7O2 |
| 4-(2,3,4-三甲氧基苯基)苯甲酸甲酯 | methyl 4-(2',3',4'-trimethoxyphenyl)benzoate | 120666-35-5 | C17H18O5 |
| 4-(2,2:6,2-四吡啶-4-基)苯甲醛 | 4'-(4-formylphenyl)-[2,2':6',2'']terpyridine | 138253-30-2 | C22H15N3O |
| 4-(2,2-二苯基-乙基)-1H-咪唑 | 4(5)-(2,2-Diphenylethyl)imidazole | 102390-63-6 | C17H16N2 |
| 4-(2,2-二甲氧基乙基)-5-苯基-4H-1,2,4-噻唑-3-硫醇 | 4-(2,2-dimethoxyethyl)-5-phenyl-4H-1,2,4-triazole-3-thiol | 136745-20-5 | C12H15N3O2S |
| 4-(2,2-二甲基四氢-2H-噻喃-4-基)-1-苯基-1H-吡唑-3,5-二胺 | 1-Phenyl-4-(tetrahydro-2,2-dimethyl-2H-thiopyran-4-yl)-1H-pyrazole-3,5-diamine | 115596-51-5 | C16H22N4S |
| 4-(2,2-二甲基丙烷酰基)苯甲腈 | 1-(4-cyanophenyl)-2,2-dimethyl-1-propanone | 150009-08-8 | C12H13NO |
| 4-(2,2-二甲基-6-亚甲基环己基)丁烷-2-酮 | Dihydro-γ-jonon | 13720-12-2 | C13H22O |
| 4-(2,2-二甲基-1,3-二噁烷-5-基)-6-甲氧基吡啶并[2,3-B]吡嗪-3(4H)-酮 | 4-(2,2-dimethyl-1,3-dioxan-5-yl)-6-(methyloxy)pyrido[2,3-b]pyrazin-3(4H)-one | 1075237-96-5 | C14H17N3O4 |
| 4-(2,2-二溴乙烯基)苯甲酸乙酯 | ethyl-4-(2,2-dibromoethenyl)benzoate | 157729-41-4 | C11H10Br2O2 |
| 4-(2,2-二溴乙烯基)-1-甲氧基-2-苄氧基苯 | 2-(benzyloxy)-4-(2,2-dibromovinyl)-1-methoxybenzene | 1206614-02-9 | C16H14Br2O2 |
| 4-(2,2-二溴-3,3-二甲基环丙基)丁烷-2-酮 | 4-(2,2-dibromo-3,3-dimethylcyclopropyl)butan-2-one | 1374024-65-3 | C9H14Br2O |
| 4-(2,2-二氰基乙烯基)苯甲酸 | 4-(2,2-dicyanovinyl)benzoic acid | 15725-53-8 | C11H6N2O2 |
| 4-(2,2-二氯环丙基)苯酚乙酸酯 | 4-(2,2-dichlorocyclopropyl)phenyl acetate | 144900-34-5 | C11H10Cl2O2 |
| 4-(2,2-二氯-1-苯基乙烯基)苯酚 | 4-(β,β-dichloro-α-phenyl)vinylphenol | 110470-93-4 | C14H10Cl2O |
| 4-(2,2-二氟乙氧基)苯甲醛 | 4-(2,2-difluoroethoxy)benzaldehyde | 128140-72-7 | C9H8F2O2 |
| 4-(2,2-二氟乙氧基)苯甲腈 | 4-(2,2-difluoroethoxy)benzonitrile | 1184375-73-2 | C9H7F2NO |
| 4-(2,2-二氟-环辛-3-炔基甲基)-苯甲酸 | 4-(2,2-difluoro-cyclooct-3-ynylmethyl)-benzoic acid | 1047997-30-7 | C16H16F2O2 |
| 4-(2,2-二乙氧基乙基)-2,3-二氢-1,4-苯并噻嗪 | N-(2,2-diethoxyethyl)-3,4-dihydro-2H-1,4-benzothiazine | 141650-36-4 | C14H21NO2S |
| 4-(2,2,3,3-四氟丙氧基)苯肼 | 4-(2,2,3,3-tetrafluoropropoxy)phenylhydrazine | 175691-03-9 | C9H10F4N2O |
| 4-(2,2,3,3-四氟丙氧基)肉桂腈 | 1-(9-aza-bicyclo[4.2.1]non-2-yl)-ethanone | 108815-80-1 | C10H17NO |
| 4-(2,2,3,3-四氟丙氧基)-2-甲基吡啶N-氧化物 | 4-(2,2,3,3-tetrafluoropropoxy)-2-methylpyridine N-oxide | 103577-75-9 | C9H9F4NO2 |
| 4-(2,2,3,3-四氟丙氧基)-1,2-苯二甲腈 | 4-(2,2,3,3-tetrafluoropropoxy)phthalonitrile | 121190-46-3 | C11H6F4N2O |
| 4-(2,2,3,3,7,7,8,8-八甲基-1,4,6,9-四氧杂-5l5-砷杂螺[4.4]壬-5-基)-苯胺 | Oaasn | 102973-70-6 | C18H30AsNO4 |
| 4-(2,2,2-三氯-1-苯基-乙基)-苯磺酸 | 4-(2,2,2-trichloro-1-phenyl-ethyl)-benzenesulfonic acid | 100623-47-0 | C14H11Cl3O3S |
| 4-(2,2,2-三氟乙酰基)哌啶-1-羧酸叔丁酯 | tert-butyl 4-(2,2,2-trifluoroacetyl)piperidine-1-carboxylate | 1093759-80-8 | C12H18F3NO3 |
| 4-(2,2,2-三氟乙氧基)苯酚 | 4-(2,2,2-trifluoroethoxy)phenol | 129560-99-2 | C8H7F3O2 |
| 4-(2,2,2-三氟乙氧基)苯肼 | 4-trifluoromethoxyphenylhydrazine | 175691-02-8 | C8H9F3N2O |
| 4-(2,2,2-三氟乙氧基)哌啶乙酸酯 | 4-(2,2,2-trifluoroethoxy)piperidine acetate | 1004527-60-9 | C2H4O2*C7H12F3NO |
| 4-(2,2,2-三氟乙氧基)-1,1'-联苯 | 4-(2,2,2-trifluoroethoxy)-1,1'-biphenyl | 102248-82-8 | C14H11F3O |
| 4-(2,2,2-三氟乙基)苯胺 | 4-(2,2,2-trifluoroethyl)aniline | 131395-17-0 | C8H8F3N |
| 4-(2,2,2-三氟-1-羟基乙基)苯甲腈 | 4-(2,2,2-trifluoro-1-hydroxyethyl)benzonitrile | 107018-37-1 | C9H6F3NO |
| 4-(2,2,2-三氟-1-氨基乙基)哌啶-1-羧酸叔丁酯 | tert-butyl 4-(1-amino-2,2,2-trifluoroethyl)piperidine-1-carboxylate | 1159982-64-5 | C12H21F3N2O2 |
| 4-(2'-甲基-2'-丙烯基)乙基苯 | 4-(2'-methyl-2'-propenyl)ethylbenzene | 105737-91-5 | C12H16 |
| 4-(2'-溴苯基)-1,2-丁二烯 | 4-(2'-bromophenyl)-1,2-butadiene | 169626-51-1 | C10H9Br |
| 4-(2'-呋喃基甲基)异喹啉 | 4-(2'-furylmethyl)isoquinoline | 114273-40-4 | C14H11NO |
| 4-(1H吡唑-1-基)苯磺酰氯 | 4-(1H-pyrazol-1-yl)benzene-1-sulfonyl chloride | 18336-39-5 | C9H7ClN2O2S |