| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2,4-二碘-1H-咪唑 | 2,5-Dijodoimidazol | 19198-80-2 | C3H2I2N2 |
| 2,4-二甲基噻吩 | 2,4-dibromo-3,5-dimethylthiophene | 63862-00-0 | C6H6Br2S |
| 2,4-二甲基-4-溴-2-戊烯 | 2,4-dimethyl-4-bromo-2-pentene | 22074-61-9 | C7H13Br |
| 2,4-二溴噻吩-3-甲腈 | 2,4-dibromothiophene-3-carbonitrile | 1256651-68-9 | C5HBr2NS |
| 2,4-二溴噻吩 | 2,4-dibromothiophene | 3140-92-9 | C4H2Br2S |
| 2,4-二溴咪唑 | 2,4-dibromo-1H-imidazole | 64591-03-3 | C3H2Br2N2 |
| 2,4-二溴呋喃 | 2,4-dibromo-furan | 32460-06-3 | C4H2Br2O |
| 2,4-二溴丁酰溴 | 2,4-dibromo-butyryl bromide | 52412-07-4 | C4H5Br3O |
| 2,4-二溴丁酰氯 | 2,4-dibromobutanoyl chloride | 82820-87-9 | C4H5Br2ClO |
| 2,4-二溴-3,5-二甲基噻吩 | 3,4-dibromo-2,5-dimethylthiophene | 39129-54-9 | C6H6Br2S |
| 2,4-二溴-3,3,4,4-四氟-1-丁烯 | 2,4-dibromo-3,3,4,4-tetrafluorobut-1-ene | 161958-58-3 | C4H2Br2F4 |
| 2,4-二溴-2-甲基-丁烷-1,3-二醇 | 2,4-dibromo-2-methyl-butane-1,3-diol | 100606-79-9 | C5H10Br2O2 |
| 2,4-二溴-2-丁烯 | 2,4-dibromo-2-butene | 86365-84-6 | C4H6Br2 |
| 2,4-二溴-1-碘-1,1,2-三氟丁烷 | 2,4-dibromo-1-iodo-1,1,2-trifluorobutane | 1030386-60-7 | C4H4Br2F3I |
| 2,4-二溴-1-丁烯 | 2,4-dibromo-1-butene | 55030-57-4 | C4H6Br2 |
| 2,4-二溴-1,1,1-三氟丁烷 | 2,4-dibromo-1,1,1-trifluoro-butane | 565-52-6 | C4H5Br2F3 |
| 2,4-二氯己烷 | 2,4-Dichlor-hexan | 86525-66-8 | C6H12Cl2 |
| 2,4-二氯-丁-1-烯 | 2,4-Dichlor-1-buten | 3488-20-8 | C4H6Cl2 |
| 2,4-二氯-2-甲基辛烷 | 2,4-dichloro-2-methyloctane | 104890-54-2 | C9H18Cl2 |
| 2,4-二氯-2,4-二甲基戊烷 | 2,4-dichloro-2,4-dimethylpentane | 33553-93-4 | C7H14Cl2 |
| 2,4-二氯-1,3-二环己基-1,3,2-二氮杂磷杂环戊二烯 | 2,4-dichloro-1,3-dicyclohexyl-Δ<sup>4</sup>-1,3,2-diazaphospholine | 115072-85-0 | C14H23Cl2N2P |
| 2,4-二氯-1,1,1-三氟-2-丁烯 | 2,4-Dichloro-1,1,1-trifluorobut-2-ene | 191591-40-9 | C4H3Cl2F3 |
| 2,4-二氟戊烷 | 2,4-difluoropentane | 66688-47-9 | C5H10F2 |
| 2,4,6-环庚三烯-1-甲酰氯 | cycloheptatriene-7-carbonyl chloride | 32399-48-7 | C8H7ClO |
| 2,4,5-三碘-3-甲基噻吩 | 3-Methyl-2,4,5-triiodthiophen | 16488-62-3 | C5H3I3S |
| 2,4,5-三氯-3-甲基噻吩 | 3-methyl-2,4,5-trichlorothiophene | 136877-24-2 | C5H3Cl3S |
| 2,4,4-三氯-1,1,1-三氟丁烷 | 2,4,4-trichloro-1,1,1-trifluorobutane | 1379449-61-2 | C4H4Cl3F3 |
| 2,4,4,6-四溴癸烷 | 2,4,4,6-tetrabromodecane | 90278-17-4 | C10H18Br4 |
| 2,4,4,6-四氯-庚烷-1,7-二醇 | 2,4,4,6-Tetrachlorheptan-1,7-diol | 34909-89-2 | C7H12Cl4O2 |
| 2,4,4,5,7,7,8,10,10,11,13,13,14,16,16,17,19,19,20,22,22,23,25,25,26,26,27,27,27-二十九氟-2,5,8,11,14,17,20,23-八(三氟甲基)-3,6,9,12,15,18,21,24-八氧杂二十七烷-1-酰基氟化物 | 3,6,9,12,15,18,21,24-Octaoxaheptacosanoyl fluoride, 2,4,4,5,7,7,8,10,10,11,13,13,14,16,16,17,19,19,20,22,22,23,25,25,26,26,27,27,27-nonacosafluoro-2,5,8,11,14,17,20,23-octakis(trifluoromethyl)- | 13140-26-6 | C27F54O9 |
| 2,4,4,5,7,7,8,10,10,11,13,13,14,16,16,17,19,19,20,22,22,23,23,24,24,24-二十六氟-2,5,8,11,14,17,20-七(三氟甲基)-3,6,9,12,15,18,21-庚氧杂二十四烷-1-酰基氟化物 | 3,6,9,12,15,18,21-Heptaoxatetracosanoyl fluoride, 2,4,4,5,7,7,8,10,10,11,13,13,14,16,16,17,19,19,20,22,22,23,23,24,24,24-hexacosafluoro-2,5,8,11,14,17,20-heptakis(trifluoromethyl)- | 13140-25-5 | C24F48O8 |
| 2,4,4,5,7,7,8,10,10,11,13,13,14,16,16,17,17,18,18,18-二十氟-2,5,8,11,14-五(三氟甲基)-3,6,9,12,15-五氧杂十八烷-1-醇 | 1H,1H-perfluoro(2,5,8,11,14-pentamethyl-3,6,9,12,15-oxaoctadecan-1-ol) | 27617-34-1 | C18H3F35O6 |
| 2,4,4,4-四溴丁烷-1-醇乙酸酯 | Acetic acid;2,4,4,4-tetrabromobutan-1-ol | 138972-06-2 | C6H10Br4O3 |
| 2,4,4,4-四溴-1,1,1-三氟丁烷 | 2,4,4,4-Tetrabromo-1,1,1-trifluorobutane | 111398-13-1 | C4H3Br4F3 |
| 2,4,4,4-四氯丁酰氯 | 2,4,4,4-Tetrachlorbuttersaeurechlorid | 68121-36-8 | C4H3Cl5O |
| 2,4,4,4-四氯丁烷-1-醇 | 2,4,4,4-tetrachlorobutanol | 3290-70-8 | C4H6Cl4O |
| 2,4,4,4-四氟-1-丁烯 | 1,1,1,3-tetrafluorobut-3-ene | 721946-02-7 | C4H4F4 |
| 2,4,-二溴-3-甲基噻吩 | 2,4,-dibromo-3-methylthiophene | 53119-66-7 | C5H4Br2S |
| 2,3-双(碘甲基)-1,3-丁二烯 | 2,3-bis(iodomethyl)-1,3-butadiene | 80356-22-5 | C6H8I2 |
| 2,3-二甲基丁酰基氯化物 | 2,3-dimethylbutyryl chloride | 51760-90-8 | C6H11ClO |
| 2,3-二甲基-2-异丙基丁酰氯 | 2-isopropyl-2,3-dimethylbutanoyl chloride | 51115-81-2 | C9H17ClO |
| 2,3-二溴己烷 | 2,3-dibromohexane | 6423-02-5 | C6H12Br2 |
| 2,3-二溴噻吩 | 2,3-dibromothiophen | 3140-93-0 | C4H2Br2S |
| 2,3-二溴呋喃 | 2,3-dibromofuran | 30544-34-4 | C4H2Br2O |
| 2,3-二溴六氟-2-丁烯 | 1,2-dibromo-1,2-bis(trifluoromethyl)ethylene | 384-51-0 | C4Br2F6 |
| 2,3-二溴八氟丁烷 | 2,3-dibromo-octafluorobutane | 375-26-8 | C4Br2F8 |
| 2,3-二溴丙酰氯 | 2,3-dibromo-propionyl chloride | 18791-02-1 | C3H3Br2ClO |
| 2,3-二溴丁烷 | 2,3-dibromobutane | 5408-86-6 | C4H8Br2 |
| 2,3-二溴丁烯-1,4-二醇 | Trans-2,3-dibromo-2-butene-1,4-diol | 21285-46-1 | C4H6Br2O2 |
| 2,3-二溴丁-2-烯 | 2,3-Dibrom-but-2-en | 19398-48-2 | C4H6Br2 |