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    中文名称 英文名称 CAS号 化学式
    2,4,5,7-四甲基喹啉 2,4,5,7-tetramethyl-quinoline 139719-13-4 C13H15N
    2,4,5,7-四甲基-2,6-辛二烯 2,4,5,7-tetramethylocta-2,6-diene 65164-65-0 C12H22
    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
    2,4,5,7,9,10,12,14,15,17,19,20,21,22,23,24-十六碳硫杂-1,3,6,8,11,13,16,18-八硼杂五环[16.2.1.13,6.18,11.113,16]二十四烷 Octaboron hexadecasulfide 73825-17-9 B8S16
    2,4,5,6-四羟基己酸 3-deoxy-D-ribo-hexonic acid 498-43-1 C6H12O6
    2,4,5,6-四甲基苯二磺酸氯 2,4,5,6-tetramethylbenzenedisulfonyl dichloride 97997-76-7 C10H12Cl2O4S2
    2,4,5,6-四甲基-3-苯基吡啶 2,4,5,6-tetramethyl-3-phenylpyridine 1016970-76-5 C15H17N
    2,4,5,6-四氯间二甲苯-alpha,alpha'-二醇 2,4,5,6-tetrachloro-m-xylene-α 39568-89-3 C8H6Cl4O2
    2,4,5,6-四氯苯-1,3-二胺 2,4,5,6-Tetrachlor-1,3-phenylendiamin 26288-19-7 C6H4Cl4N2
    2,4,5,6-四氯苯-1,3-二羧酸 2,4,5,6-tetrachloro-1,3-benzenedicarboxylic acid 7401-89-0 C8H2Cl4O4
    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
    2,4,5,6-四氯-1,3-苯二甲胺 3-(aminomethyl)-2,4,5,6-tetrachlorobenzylamine 16969-06-5 C8H8Cl4N2
    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]吡唑-3-甲酰胺 1,4,5,6-tetrahydro-cyclopenta[c]pyrazole-3-carboxamide 851776-30-2 C7H9N3O
    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]吡唑苯磺酸盐 2-(methylsulfonyl)-2,4,5,6-tetrahydropyrrolo[3,4-c]pyrazol-5-ium benzenesulfonate 1280210-80-1 C6H6O3S*C6H9N3O2S
    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
    2,4,5,6-四氢-1H-环丁并[f]茚 2,4,5,6-tetrahydro-1H-cyclobuta[f]indene 60582-10-7 C11H12
    2,4,5,6-四氟间苯二甲腈 tetrafluoroisophthalonitrile 2377-81-3 C8F4N2
    2,4,5,6-四氟嘧啶 2,4,5,6-tetrafluoropyrimidine 767-79-3 C4F4N2
    2,4,5,6-四氟-1,3-苯二胺 2,4,5,6-tetrafluorobenzene-1,3-diamine 1198-63-6 C6H4F4N2
    2,4,5,6-四氟-1,3-苯二胺 2,3,5,6-tetrafluorobenzene-1,4-diamine 1198-64-7 C6H4F4N2
    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
    2,4,5,6,7,8-六甲基-薁 Azulene, 2,4,5,6,7,8-hexamethyl- 63297-21-2 C16H20
    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
    2,4,5,6,7,8-六氢-6-苯甲基-吡唑并[3,4-d]氮杂卓 6-(phenylmethyl)-2,4,5,6,7,8-hexahydropyrazolo[3,4-d]azepine 928774-97-4 C14H17N3
    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
    2,4,5,3',4'-五溴联苯 2,4,5,3',4'-Pentabromobiphenyl 67888-97-5 C12H5Br5
    2,4,4′-三氯联苯 2,4,4'-Trichlorobiphenyl 7012-37-5 C12H7Cl3
    2,4,4’-三甲氧基苯甲酮 2,4,4'-trimethoxybenzophenone 4038-15-7 C16H16O4
    2,4,4’-三溴联苯醚 2,4-Dibromo-1-(4-bromo-phenoxy)-benzene 41318-75-6 C12H7Br3O
    2,4,4-联苯基三醇,3,3,5,5-四甲基-(8CI) 3,5,3',5'-Tetramethyl-biphenyl-2,4,4'-triol 13379-84-5 C16H18O3
    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
    2,4,4-三甲氧基查尔酮 3-(2,4-dimethoxyphenyl)-1-(4-methoxy-phenyl)propenone 18493-34-0 C18H18O4
    2,4,4-三甲氧基-戊-1-烯-3-醇 2,4,4-trimethoxy-pent-1-en-3-ol 66694-90-4 C8H16O4
    2,4,4-三甲氧基-1-丁胺 2,4,4-trimethoxybutan-1-amine 1370360-21-6 C7H17NO3
    2,4,4-三甲基环戊酮 2,4,4-trimethylcyclopentan-1-one 4694-12-6 C8H14O
    2,4,4-三甲基环己烷-1-酮 2,4,4-trimethyl-cyclohexanone 2230-70-8 C9H16O
    2,4,4-三甲基环己-2-烯-1-醇 (+/-)-2,4,4-Trimethyl-2-cyclohexen-1-ol 134736-78-0 C9H16O