| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2,4,5-三氟嘧啶 | 2,4,5-Trifluoropyrimidine | 17573-79-4 | C4HF3N2 |
| 2,4,5-三氟吡啶 | 2,4,5-trifluoropyridine | 837365-04-5 | C5H2F3N |
| 2,4,5-三乙基恶唑 | 2,4,5-Triaethyl-oxazol | 40953-16-0 | C9H15NO |
| 2,4,5-三(4-甲氧苯基)-1H-咪唑 | 2,4,5-tris(4-methoxyphenyl)-1H-imidazole | 1728-96-7 | C24H22N2O3 |
| 2,4,5-三(2-吡啶基)咪唑 | 2,4,5-tris(2-pyridyl)imidazole | 23974-92-7 | C18H13N5 |
| 2,4,5,9-四甲基苯并[b]嘧啶并[4,5-h][1,6]二氮杂萘-1,3,6(2H,4H,5H)-三酮 | 4,6,8,14-Tetramethyl-4,6,8,18-tetrazatetracyclo[8.8.0.02,7.012,17]octadeca-1(10),2(7),11,13,15,17-hexaene-3,5,9-trione | 177082-67-6 | C18H16N4O3 |
| 2,4,5,7-四碘-6-羟基-3-荧光酮 | 2,4,5,7-tetraiodo-6-hydroxy-3-fluorone | 142189-38-6 | C13H4I4O3 |
| 2,4,5,7-四硝基-9(10H)-吖啶酮 | 2,4,5,7-tetranitro-9-acridone | 33963-94-9 | C13H5N5O9 |
| 2,4,5,7-四甲基喹啉 | 2,4,5,7-tetramethyl-quinoline | 139719-13-4 | C13H15N |
| 2,4,5,7-四溴荧光素正辛酯 | 2,4,5,7-tetrabromofluorescein n-octyl ester | 132034-82-3 | C28H24Br4O5 |
| 2,4,5,7-四溴-3,6-二羟基-3-氧代-3H-螺[异苯并呋喃-1,9-氧杂蒽]-6-羧酸 | 2',4',5',7'-Tetrabromo-3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-6-carboxylic acid | 3561-24-8 | C21H8Br4O7 |
| 2,4,5,7-四氯-1,3,6-三羟基-8-甲基-9H-氧杂蒽-9-酮 | thiophanic acid | 7584-33-0 | C14H6Cl4O5 |
| 2,4,5,6-四甲基-3-苯基吡啶 | 2,4,5,6-tetramethyl-3-phenylpyridine | 1016970-76-5 | C15H17N |
| 2,4,5,6-四氯烟腈 | 2,4,5,6-tetrachloro-3-cyanopyridine | 17824-82-7 | C6Cl4N2 |
| 2,4,5,6-四氯嘧啶 | 2,3,4,6-Tetrachlor-pyridin | 14121-36-9 | C5HCl4N |
| 2,4,5,6-四氯嘧啶 | 2,4,5,6-tetrachloropyrimidine | 1780-40-1 | C4Cl4N2 |
| 2,4,5,6-四氨基嘧啶硫酸盐 | 2,4,5,6-tetraaminopyrimidine sulfate | 5392-28-9 | C4H8N6*H2O4S |
| 2,4,5,6-四氨基嘧啶盐酸盐 | 2,4,5,6-tetraaminopyrimidine dihydrochloride | 39944-62-2 | C4H8N6*2ClH |
| 2,4,5,6-四氨基嘧啶双盐酸盐 | Pyrimidine-2,4,5,6-tetraamine dihydrochloride | 52980-67-3 | C4H10Cl2N6 |
| 2,4,5,6-四氨基嘧啶 | 2,4,5,6-tetraaminopyrimidine | 1004-74-6 | C4H8N6 |
| 2,4,5,6-四氢环戊烯并[c]吡咯-1-羧酸 | 3,4-propanopyrrole-2-carboxylic acid | 144791-44-6 | C8H9NO2 |
| 2,4,5,6-四氢-2-(甲基磺酰基)-吡咯并[3,4-c]吡唑 | 2-methylsulfonyl-5,6-dihydro-4H-pyrrolo[3,4-c]pyrazole | 1226781-80-1 | C6H9N3O2S |
| 2,4,5,6-四氟嘧啶 | 2,4,5,6-tetrafluoropyrimidine | 767-79-3 | C4F4N2 |
| 2,4,5,6-四(9H-咔唑-9-基)异酞腈 | 4CzIPN | 1416881-52-1 | C56H32N6 |
| 2,4,5,6-四(3,6-二叔丁基-9-咔唑基)-1,3-苯二腈 | 2,4,5,6-tetrakis(3,6-di-tert-butyl-9H-carbazol-9-yl)isophthalonitrile | 1630263-99-8 | C88H96N6 |
| 2,4,5,6,7-五甲基-1H-苯并咪唑 | 2,4,5,6,7-pentamethyl-1<i>H</i>-benzimidazole | 69700-34-1 | C12H16N2 |
| 2,4,5,6,7-五溴-1H-苯并咪唑 | 2,4,5,6,7-pentabromo-1H-benzimidazole | 16865-25-1 | C7HBr5N2 |
| 2,4,5,6,7,8-六氢环庚并[c]吡唑-3-胺 | 1(2),4,5,6,7,8-hexahydro-cycloheptapyrazol-3-ylamine | 55440-18-1 | C8H13N3 |
| 2,4,5,6,7,8-六氢吡唑并[3,4-d]氮杂卓盐酸盐 | 2,4,5,6,7,8-hexahydropyrazolo[3,4-d]azepine hydrochloride | 928774-98-5 | C7H11N3*ClH |
| 2,4,5,6(1H,3H)-嘧啶四酮,5-肟,铅(2+)盐(2:1),二水合物 | Pb-violurate dihydrate | 26335-45-5 | 2C4H2N3O4*2H2O*Pb |
| 2,4,4-二氧杂-1,3,7-三氮杂螺[4-]叔丁基-7-羧酸叔丁酯 | 7-tert-butyloxycarbonyl-1,3,7-triazaspiro[4.5]decane-2,4-dione | 887120-96-9 | C12H19N3O4 |
| 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 |
| 2,4,4-三甲基吡咯烷 | 2,4,4-trimethyl-pyrrolidine | 73604-52-1 | C7H15N |
| 2,4,4-三甲基-7-硝基异喹啉-1,3-二酮 | 2,4,4-trimethyl-7-nitroisoquinoline-1,3(2H,4H)-dione | 213765-60-7 | C12H12N2O4 |
| 2,4,4-三甲基-5-亚甲基-4,5-二氢-3-糠酸 | 2,4,4-trimethyl-5-methylene-4,5-dihydro-3-furoic acid | 118768-39-1 | C9H12O3 |
| 2,4,4-三甲基-5,6-二氢-1,3-噻嗪 | 2,4,4-Trimethyl-5,6-dihydro-1,3-thiazin | 74007-82-2 | C7H13NS |
| 2,4,4-三甲基-4H-1,3-苯并二氧杂环己烷 | 2,4,4-Trimethyl-1,3-benzodioxine | 82466-10-2 | C11H14O2 |
| 2,4,4-三甲基-2-恶唑 | 2,4,4-trimethyl oxazoline | 1772-43-6 | C6H11NO |
| 2,4,4-三甲基-2,3-二氢咪唑 | 2,4,4-trimethyl-2,3-dihydroimidazole | 1314968-50-7 | C6H12N2 |
| 2,4,4-三甲基-1,5-二氮杂螺[5.5]十一碳-1-烯 | 2,4,4-trimethyl-1,5-diaza-spiro[5.5]undec-1-ene | 68784-94-1 | C12H22N2 |
| 2,4,4-三甲基-1,2,3,4-四氢-6,7-异喹啉二醇 | 2,4,4-trimethyl-1,2,3,4-tetrahydro-isoquinoline-6,7-diol | 742005-52-3 | C12H17NO2 |
| 2,4,4-三氯-3-(吗啉-4-基)-2-环丁烯-1-酮 | 2,4,4-trichloro-3-morpholinocyclobutenone | 68239-28-1 | C8H8Cl3NO2 |
| 2,4,4-三氟-2-(三氟甲基)-4H-1,3-苯并二氧杂环己烷 | 2,4,4-Trifluor-2-trifluormethyl-1,3-benzodioxan | 25857-80-1 | C9H4F6O2 |
| 2,4,4-三(三氟甲基)-6-全氟丁基-1,3,5-恶二嗪 | 2,4,4-tris(trifluoromethyl)-6-perfluorobutyl-1,3,5-oxadiazine | 105244-73-3 | C10F18N2O |
| 2,4,4,6-四甲基-1H-吡啶-3,5-二腈 | 3,5-dicyano-2,4,4,6-tetramethyl-1,4-dihydropyridine | 1539-51-1 | C11H13N3 |
| 2,4,4,6-四甲基-1,3-二恶烷 | 2,4,4,6-tetramethyl-1,3-dioxane | 5182-37-6 | C8H16O2 |
| 2,4,4,5-四甲基-4,5-二氢-呋喃-3-羧酸 | 2,4,4,5-tetramethyl-4,5-dihydro-furan-3-carboxylic acid | 100144-90-9 | C9H14O3 |
| 2,4,4,5,5-五氟-2-(三氟甲基)-1,3-恶噻戊环3,3-二氧化物 | 2,4,4,5,5-pentafluoro-2-trifluoromethyl-3-oxathiolane-1,1-dioxide | 26954-17-6 | C4F8O3S |
| 2,4,2'-三羟基偶氮苯 | (4E)-3-hydroxy-4-[(2-hydroxyphenyl)hydrazinylidene]cyclohexa-2,5-dien-1-one | 4867-02-1 | C12H10N2O3 |
| 2,4,2'-三羟基偶氮苯 | (E)-4-((2-hydroxyphenyl)diazenyl)benzene-1,3-diol | 116440-93-8 | C12H10N2O3 |