| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2,5,6-三氯-1,3-苯并噻唑 | 2,5,6-trichloro benzothiazole | 120258-61-9 | C7H2Cl3NS |
| 2,5,6,7-四氢异吲哚-4-酮 | 2,5,6,7-tetrahydro-4H-isoindol-4-one | 113880-79-8 | C8H9NO |
| 2,5,6,7-四氢-3H-吡咯并[2,1-c][1,2,4]三唑-3-酮 | 6,7-dihydro-2H-pyrrolo[2,1-c][1,2,4]triazol-3(5H)-one | 116056-07-6 | C5H7N3O |
| 2,5,6,7-四氢-2,2-二甲基-4H-苯并咪唑-4-酮肟1-氧化物 | 2,2-Dimethyl-7-nitroso-3-oxo-2,4,5,6-tetrahydro-1H-3,1-benzimidazole | 175136-51-3 | C9H13N3O2 |
| 2,5,5-三甲基环己烷-1,3-二酮 | methyldimedone | 1125-11-7 | C9H14O2 |
| 2,5,5-三甲基庚烷 | 2,5,5-Trimethyl-heptan | 1189-99-7 | C10H22 |
| 2,5,5-三甲基-辛-2-烯 | 2,5,5-trimethyl-oct-2-ene | 103982-61-2 | C11H22 |
| 2,5,5-三甲基-环庚-2-烯-1-酮乙烯缩酮 | 2,5,5-trimethyl-cyclohept-2-en-1-one ethylene ketal | 104166-05-4 | C12H20O2 |
| 2,5,5-三甲基-庚-2-烯-4-酮缩氨基脲 | 2,5,5-trimethyl-hept-2-en-4-one semicarbazone | 103983-30-8 | C11H21N3O |
| 2,5,5-三甲基-四氢-呋喃-2-甲醛 | 2,5,5-Trimethyloxolane-2-carbaldehyde | 144640-93-7 | C8H14O2 |
| 2,5,5-三甲基-3-三甲基硅烷基-环戊-2-烯羧酸 | 2,5,5-Trimethyl-3-trimethylsilanyl-cyclopent-2-enecarboxylic acid | 100184-50-7 | C12H22O2Si |
| 2,5,5-三甲基-2-戊基-1,3-二恶烷 | 2,5,5-Trimethyl-2-pentyl-1,3-dioxane | 13273-84-2 | C12H24O2 |
| 2,5,5-三甲基-2-(3-甲基丁基)-1,3-二噁烷 | 2,5,5-Trimethyl-2-(3-methylbutyl)-1,3-dioxane | 13273-85-3 | C12H24O2 |
| 2,5,5-三甲基-2,3-己二烯醛 | 2,5,5-trimethyl-2,3-hexadienal | 146232-13-5 | C9H14O |
| 2,5,5-三甲基-1,1-二苯基-己-3-炔-1,2-二醇 | 2,5,5-trimethyl-1,1-diphenyl-hex-3-yne-1,2-diol | 102447-42-7 | C21H24O2 |
| 2,5,5-三乙基-2-甲基-噻唑烷-4-酮 | 2-Methyl-2.5.5-triaethyl-thiazolidin-on-(4) | 102450-90-8 | C10H19NOS |
| 2,5,11-三甲基-1,6-二氢吡啶并[3,2-b]咔唑-4-酮 | 1,4-dihydro-4-oxo-2,5,11-trimethyl-6H-pyrido<3,2-b>carbazole | 111249-53-7 | C18H16N2O |
| 2,5,-二溴烟酸乙酯 | ethyl 2,5-dibromonicotinate | 1214375-74-2 | C8H7Br2NO2 |
| 2,5'-脱水-3'-脱氧胸苷 | 2,5'-anhydro-3'-deoxythymidine | 120966-81-6 | C10H12N2O3 |
| 2,5'-环-2'-脱氧胸苷 | 2,5'-cyclo-2'-deoxythymidine | 1070789-79-5 | C10H11N5O3 |
| 2,4-二甲基-十一烷 | 2,4-dimethylundecane | 17312-80-0 | C13H28 |
| 2,4二羟基-3-氯苯甲醛 | 3-chloro-2,4-dihydroxybenzaldehyde | 131088-00-1 | C7H5ClO3 |
| 2,4’-二氨基二苯甲酮 | 2,4'-Diamino-benzophenon | 14963-42-9 | C13H12N2O |
| 2,4-辛烷二酮 | 2,4-octanedione | 14090-87-0 | C8H14O2 |
| 2,4-蝶啶二胺,6-乙基-(9CI) | Benzo[g]quino[4,3:3,4]pyrazolo[5,1-b]quinazoline-6,8,13,14(5H,7H)-tetrone | 195828-30-9 | C21H10N4O4 |
| 2,4-蝶啶二胺,6-[(1,1-二甲基乙氧基)甲基]- | 6-(tert-butoxymethyl)-4-imino-3,4-dihydropteridin-2-amine | 104422-60-8 | C11H16N6O |
| 2,4-脱水-3,5-O-[(S)-苯基亚甲基]-D-来苏糖酸甲酯 | methyl 2,4-anhydro-(S)-3,5-benzylidene-D-lyxonate | 131550-06-6 | C13H14O5 |
| 2,4-联苄氧基嘧啶-5-硼酸新戊二醇酯 | 2,4-Bis(benzyloxy)-5-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)pyrimidine | 1072944-91-2 | C23H25BN2O4 |
| 2,4-癸二烯酰胺,N-(2-甲基丙基)- | n-Isobutyl-2,4-decadienamide | 109-26-2 | C14H25NO |
| 2,4-癸二炔-1-醇 | 2,4-decadiin-1-ol | 19821-86-4 | C10H14O |
| 2,4-甲基脯氨酰(3)-促甲状腺素-释放激素 | 2-Carboxy-2,4-methanopyrrolidine-trh | 127902-57-2 | C17H22N6O4 |
| 2,4-环辛二烯-1-酮,3,5-二甲基-8-(1-甲基乙基)- | 2,4-Cyclooctadien-1-one, 3,5-dimethyl-8-(1-methylethyl)- | 105252-31-1 | C13H20O |
| 2,4-环戊二烯-1,2,4-三甲醛 | Cyclopenta-2,4-diene-1,2,4-tricarbaldehyde | 182131-22-2 | C8H6O3 |
| 2,4-环庚二烯-1-酮 | cyclohepta-2,4-dienone | 1901-34-4 | C7H8O |
| 2,4-环己二烯-1-酮,6-[(1,3-二氢-1,3,3-三甲基-2H-吲哚-2-亚基)亚乙基]-4-硝基- | 4-Nitro-6-[2-[1,3,3-trimethyl-1,3-dihydro-indol-(2E)-ylidene]-eth-(E)-ylidene]-cyclohexa-2,4-dienone | 16650-15-0 | C19H18N2O3 |
| 2,4-环己二烯-1-酮,3-羟基-2-(3-羟基-1-羰基-3-苯基-2-丙烯基)-5-甲氧基-6,6-二甲基-(9CI) | syzygiol | 133056-30-1 | C18H18O5 |
| 2,4-环己二烯-1-羧酸,氯-1,6-二羟基- | 2-Chloro-1,6-dihydroxycyclohexa-2,4-diene-1-carboxylic acid | 139781-06-9 | C7H7ClO4 |
| 2,4-环己二烯-1,1,3-三甲腈,2-羟基-4-[[(4-甲氧苯基)亚肼基]甲基]-6,6-二甲基- | 5,5-Dimethyl-1-hydroxy-3-(4'-methoxyphenyl)hydrazonomethyl-2,6,6-tricyanocyclohexadiene-1,3 | 147090-22-0 | C19H17N5O2 |
| 2,4-滴硫钠 | —— | 136-78-7 | C8H8Cl2NaO5S |
| 2,4-滴异辛酯 | 2,4-D 2-ethylhexyl ester | 1928-43-4 | C16H22Cl2O3 |
| 2,4-滴异丁酯 | 2,4-dichlorophenoxyacetic acid isobutyl ester | 1713-15-1 | C12H14Cl2O3 |
| 2,4-滴丙酸 | 2-(2,4-dichlorophenoxy)propionic acid | 120-36-5 | C9H8Cl2O3 |
| 2,4-滴丁酸甲酯 | 4-(2,4-dichlorophenoxy)butyric acid methyl ester | 18625-12-2 | C11H12Cl2O3 |
| 2,4-氨基嘧啶-5-羧酸 | 2,4-Diamino-5-pyrimidinecarboxylic acid | 18588-61-9 | C5H6N4O2 |
| 2,4-戊酸钬 | Ho(III)(acetylacetonate)3 | 14589-33-4 | C15H21HoO6 |
| 2,4-戊烷二酮离子 | acetylacetonate | 17272-66-1 | C5H7O2 |
| 2,4-戊二醇,1,1-二氯-5-(3-羟基-5-甲氧苯基)-(9CI) | citreochlorol | 135352-11-3 | C12H16Cl2O4 |
| 2,4-戊二酸铟 | Indium(3+);pentane-2,4-dione | 14405-45-9 | C15H21InO6 |
| 2,4-戊二酮酸铪 | Hafnium, tetrakis(2,4-pentanedionato-kappaO2,kappaO4)-, (SA-8-11''11''1'1'''1'1''')- | 17475-67-1 | C20H28HfO8 |
| 2,4-戊二酮,3-[氨基[(4,6-二甲基-2-嘧啶基)氨基]亚甲基]- | 3-<N-(4,6-Dimethylpyrimidin-2-yl)diaminomethylene>pentane-2,4-dione | 126266-92-0 | C12H16N4O2 |