| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2,2,4,4,6,6-六溴联苯醚 | 2,2',4,4',6,6'-hexabromodiphenylether | 35854-94-5 | C12H4Br6O |
| 2,2,4,4,6,6-六(2-甲基氮丙啶-1-基)-1,3,5-三氮杂-2,4,6-三磷杂环己-1,3,5-三烯 | 2,2,4,4,6,6-hexahydro-2,2,4,4,6,6-hexakis(2-methylaziridin-1-yl)-1,2,3,4,5,6-triazatriphosphorine | 3527-55-7 | C18H36N9P3 |
| 2,2,4,4,6,6-六((2,2,3,3,4,4,5,5,6,6,7,7-十二氟庚基)氧基)-2,2,4,4,6,6-六氢-1,3,5,2,4,6-三氮杂三磷杂苯 | 2,2,4,4,6,6-hexakis-(1<i>H</i>,1<i>H</i>,7<i>H</i>-dodecafluoro-heptyloxy)-2λ<sup>5</sup>,4λ<sup>5</sup>,6λ<sup>5</sup>-cyclotriphosphazene | 3830-74-8 | C42H18F72N3O6P3 |
| 2,2,4,4,5,5-六甲基-1,3-二氧-2-环戊硅烷 | 2,2,4,4,5,5-hexamethyl-1,3-dioxa-2-silacyclopentane | 3081-20-7 | C8H18O2Si |
| 2,2,4,10,12,12-六甲基-7-(3,5,5-三甲基己基)十三烷 | 2,2,4,10,12,12-hexamethyl-7-(3,5,5-trimethyl-hexyl)-tridecane | 3035-75-4 | C28H58 |
| 2,2,3-三甲基环戊-3-烯-1-甲醛 | α-campholenal | 33843-21-9 | C9H14O |
| 2,2,3-三甲基环丙烷羰基氯化物 | 2,2,3-Trimethyl-cyclopropancarbonsaeurechlorid | 34909-61-0 | C7H11ClO |
| 2,2,3-三甲基-丁-3-烯-1-醇 | 2,2,3-trimethyl-but-3-en-1-ol | 3329-43-9 | C7H14O |
| 2,2,3-三氯丙酸钠 | Sodium; 2,2,3-trichloro-propionate | 3562-98-9 | C3H2Cl3O2*Na |
| 2,2,3-三氯丙酸 | chloropon | 3278-46-4 | C3H3Cl3O2 |
| 2,2,3-三氯-1,1,1,4,4,4-六氟丁烷 | 2,2,3-trichloro-1,1,1,4,4,4-hexafluorobutane | 378-84-7 | C4HCl3F6 |
| 2,2,3,5-四苯基-1,3,4-噻二唑 | 2,2,3,5-tetraphenyl-2,3-dihydro-[1,3,4]thiadiazole | 36358-10-8 | C26H20N2S |
| 2,2,3,4,5,6-六氯联苯 | PCB 149 | 38380-04-0 | C12H4Cl6 |
| 2,2,3,4,5,5-六氟噻吩 | hexafluoro-2,5-dihydrothiophene | 380-40-5 | C4F6S |
| 2,2,3,4,4,5-六氯联苯 | 2,2',3,4,4',5'-Hexachlorobiphenyl | 35065-28-2 | C12H4Cl6 |
| 2,2,3,4,4,5,5,6-八溴二苯醚 | 2,2',3,4,4',5,5',6-octabromodiphenyl ether | 337513-72-1 | C12H2Br8O |
| 2,2,3,4,4,4-六氟丁酸 | 2,2,3,4,4,4-Hexafluor-buttersaeure | 379-90-8 | C4H2F6O2 |
| 2,2,3,3-四甲基辛烷 | Heptane, pentamethyl- | 30586-18-6 | C12H26 |
| 2,2,3,3-四甲基碘代环丙烷 | 1-Iod-2,2,3,3-tetramethyl-cyclopropan | 39653-50-4 | C7H13I |
| 2,2,3,3-四甲基-1-丙氧基氮丙啶 | 1-Isopropoxy-2,2,3,3-tetramethylaziridin | 343864-46-0 | C9H19NO |
| 2,2,3,3-四甲基-1,4-二苯基丁烷-1,4-二酮 | 2,2,3,3-tetramethyl-1,4-diphenylbutane-1,4-dione | 34733-56-7 | C20H22O2 |
| 2,2,3,3-四氟环丁醇 | 2,2,3,3-tetrafluorocyclobutanol | 374-32-3 | C4H4F4O |
| 2,2,3,3-四氟环丁烷甲醇 | (2,2,3,3-tetrafluoro-cyclobutyl)-methanol | 378-17-6 | C5H6F4O |
| 2,2,3,3-四氟环丁烷甲腈 | 1-cyano-2,2,3,3-tetrafluorocyclobutane | 356-81-0 | C5H3F4N |
| 2,2,3,3-四氟丙基二氟甲醚 | 2,2,3,3-tetrafluoropropyl difluoromethyl ether | 35042-99-0 | C4H4F6O |
| 2,2,3,3-四氟丁烷-1,4-二胺 | 2,2,3,3-tetrafluorobutane-1,4-diamine | 356-56-9 | C4H8F4N2 |
| 2,2,3,3-四氟丁二酰胺 | 2,2,3,3-tetrafluorosuccinamide | 377-37-7 | C4H4F4N2O2 |
| 2,2,3,3-四氟-4-甲氧基-4-氧代丁酸 | 3-methoxycarbonyl-2,2,3,3-tetrafluoropropanoic acid | 356-33-2 | C5H4F4O4 |
| 2,2,3,3-四氟-3-(三氟甲氧基)丙酸 | perfluoro-3-methoxypropanoic acid | 377-73-1 | C4HF7O3 |
| 2,2,3,3-四氟-3-(1,1,2,2,3,3,3-七氟丙氧基)丙酸 | tetrafluoro-3-(heptafluoro-propoxy)-propionic acid | 378-03-0 | C6HF11O3 |
| 2,2,3,3-四(苯基)丁烷二腈 | 2,2,3,3-tetraphenylsuccinonitrile | 3122-21-2 | C28H20N2 |
| 2,2,3,3,4,4-六氟环-1,5-戊二醇 | 2,2,3,3,4,4-hexafluoro-1,5-pentanediol | 376-90-9 | C5H6F6O2 |
| 2,2,3,3,4,4-六氟戊烷-1,5-二胺 | 1,5-diamino-2,2,3,3,4,4-hexafluoropentane | 336-33-4 | C5H8F6N2 |
| 2,2,3,3,4,4-六氟戊二酸,银 | Hexafluoropentanedioic acid, silver salt (1:1) | 355-85-1 | C5H2AgF6O4 |
| 2,2,3,3,4,4-六氟丁酸甲酯 | methyl 2,2,3,3,4,4-hexafluorobutyrate | 356-32-1 | C5H4F6O2 |
| 2,2,3,3,4,4-六氟-1,5-二碘戊烷 | 1,5-diiodo-2,2,3,3,4,4-hexafluoropentane | 33619-80-6 | C5H4F6I2 |
| 2,2,3,3,4,4,5-七氯联苯 | 2,2',3,3',4,4',5-Heptachlorobiphenyl | 35065-30-6 | C12H3Cl7 |
| 2,2,3,3,4,4,5,5-八氟环戊烷-1-酮 | 2,2,3,3,4,4,5,5-octafluorocyclopentanone | 376-66-9 | C5F8O |
| 2,2,3,3,4,4,5,5-八氟戊酰胺 | 2,2,3,3,4,4,5,5-octafluoropentanoic acid amide | 355-81-7 | C5H3F8NO |
| 2,2,3,3,4,4,5,5-八氟戊烷-1-胺 | α,α,ο-trihydroperfluoropentylamine | 376-64-7 | C5H5F8N |
| 2,2,3,3,4,4,5,5-八氟戊基烯丙基酯 | allyl 1,1,2,2,3,3,4,4-octafluoropentyl ether | 3108-07-4 | C8H8F8O |
| 2,2,3,3,4,4,5,5-八氟己烷-1,6-二胺 | 2,2,3,3,4,4,5,5-octafluorohexane-1,6-diamine | 355-73-7 | C6H8F8N2 |
| 2,2,3,3,4,4,5,5-八氟己二酰胺 | octafluoro-adipic acid diamide | 355-66-8 | C6H4F8N2O2 |
| 2,2,3,3,4,4,5,5-八氟-1-戊醇 | 2,2,3,3,4,4,5,5-octafluoropentan-1-ol | 355-80-6 | C5H4F8O |
| 2,2,3,3,4,4,5,5,6-九氟-6-(三氟甲基)四氢吡喃 | Perfluor-2-methyloxan | 356-47-8 | C6F12O |
| 2,2,3,3,4,4,5,5,6-九氟-6-(1,1,2,2,3,3,3-七氟丙基)四氢吡喃 | perfluoro-2-butyl-tetrahydrofuran | 335-35-3 | C8F16O |
| 2,2,3,3,4,4,5,5,6,6,7,7-十二氟-7-[(1,1,1,2,3,3,3-七氟-2-丙基)氧基]庚酸 | Perfluoro-7-isopropoxyheptanoic acid | 32347-41-4 | C10HF19O3 |
| 2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,9-十七氟壬基丙-2-烯酸酯 | acrylic acid-(1<i>H</i>,1<i>H</i>-heptadecafluoro-nonyl ester) | 307-87-9 | C12H5F17O2 |
| 2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-十五氟辛-1-醇 | 2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-pentadecafluoro-1-octanol | 307-30-2 | C8H3F15O |
| 2,2,3,3,4,4,5,5,5-壬氟戊烷醛 | 2,2,3,3,4,4,5,5,5-nonafluoropentane-1,1-diol | 355-30-6 | C5H3F9O2 |