| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2,2,3,4,5,5-六氯噻吩 | hexachloro-2,5-dihydro-thiophene | 18614-14-7 | C4Cl6S |
| 2,2,3,4,4-五氟氧杂环丁烷 | 2,2,3,4,4-pentafluorooxetane | 144109-03-5 | C3HF5O |
| 2,2,3,4,4,5-六溴联苯醚 | 2,2',3,4,4'5'-hexabromodiphenyl ether | 182677-30-1 | C12H4Br6O |
| 2,2,3,4,4,5,5,6,6,7,8,8,8-十三氟-3,7-二(三氟甲基)-辛酸 | Perfluoro-3,7-dimethyloctanoic acid | 172155-07-6 | C10HF19O2 |
| 2,2,3,4,4,4-六氟丁酸甲酯 | methyl 2,2,3,4,4,4-hexafluorobutanoate | 106538-78-7 | C5H4F6O2 |
| 2,2,3,4,4,4-六氟丁基甲基碳酸酯 | 2,2,3,4,4,4-hexafluorobutyl methyl carbonate | 106538-79-8 | C6H6F6O3 |
| 2,2,3,3-四苯基丁烷 | 2,2,3,3-tetraphenylbutane | 10496-82-9 | C28H26 |
| 2,2,3,3-四苯基-丙酸 | 2,2,3,3-tetraphenyl-propionic acid | 103210-70-4 | C27H22O2 |
| 2,2,3,3-四甲氧基丁烷 | 2,2,3,3-tetramethoxybutane | 176798-33-7 | C8H18O4 |
| 2,2,3,3-四甲基环辛酮 | 2,2,3,3-Tetramethyl-cyclooctanone | 112126-39-3 | C12H22O |
| 2,2,3,3-四甲基环戊烷-1-酮 | 2,2,3,3-Tetramethylcyclopentanon | 111689-30-6 | C9H16O |
| 2,2,3,3-四甲基环丙甲酸 | 2,2,3,3-Tetramethylcyclopropanecarboxylic acid | 15641-58-4 | C8H14O2 |
| 2,2,3,3-四甲基己烷 | 2,2,3,3-Tetramethyl-hexan | 13475-81-5 | C10H22 |
| 2,2,3,3-四甲基四氢呋喃 | 2,2,3,3-tetramethyl-tetrahydro-furan | 102369-82-4 | C8H16O |
| 2,2,3,3-四甲基-9-十四烷基-1,4,8,11-四氧杂环十四烷 | 2,2,3,3-tetramethyl-9-tetradecyl-1,4,8,11-tetraoxacyclotetradecane | 151460-00-3 | C28H56O4 |
| 2,2,3,3-四甲基-1-<(三甲基甲硅烷基)乙炔基>环丙烷 | 2,2,3,3-tetramethyl-1-<(trimethylsilyl)ethynyl>cyclopropane | 103304-21-8 | C12H22Si |
| 2,2,3,3-四甲基-1,1-环丙烷二甲腈 | 3,3-dicyano-1,1,2,2-tetramethylcyclopropane | 1195-70-6 | C9H12N2 |
| 2,2,3,3-四氯丁烷 | 2,2,3,3-tetrachloro-butane | 14499-87-7 | C4H6Cl4 |
| 2,2,3,3-四氟丙酸铵 | Azane;2,2,3,3-tetrafluoropropanoic acid | 1428-27-9 | C3H2F4O2*H3N |
| 2,2,3,3-四氟丙酸甲酯 | methyl 2,2,3,3-tetrafluoropropionate | 1893-38-5 | C4H4F4O2 |
| 2,2,3,3-四氟丙基碳酸甲酯 | methyl (2,2,3,3-tetrafluoropropyl) carbonate | 156783-98-1 | C5H6F4O3 |
| 2,2,3,3-四氟丙基三氟乙酸盐 | trifluoroethanoic acid 2,2,3,3-tetrafluoropropyl ester | 107551-72-4 | C5H3F7O2 |
| 2,2,3,3-四氟-6-羟基苯 | 2,2,3,3,-tetrafluoro-6-hydroxybenzodioxene | 103467-50-1 | C8H4F4O3 |
| 2,2,3,3-四氟-5-氨基苯并烷 | 2,2,3,3-tetrafluoro-5-amino-1,4-benzodioxine | 119895-70-4 | C8H5F4NO2 |
| 2,2,3,3-四氟-3a-甲基-5,6,7,7a-四氢-4H-1-苯并噻吩 | 2,2,3,3-Tetrafluoro-3a-methyl-2,3,4,5,6,7-hexahydro-benzothiophene | 100333-46-8 | C9H12F4S |
| 2,2,3,3-四氟-2,3-二氢-1,4-苯并二氧杂环己烷-6-甲醛 | 2,2,3,3-tetrafluorobenzo-1,4-dioxin-6-carbaldehyde | 159276-63-8 | C9H4F4O3 |
| 2,2,3,3-四氟-1-苯基-1-丙酮 | 2,2,3,3-tetrafluoropropiophenone | 1428-62-2 | C9H6F4O |
| 2,2,3,3,8,8,9,9-八甲基-13,14-二硫杂-2,3,8,9-四硅杂三环[8.2.1.1~4,7~]十四碳-1(12),4,6,10-四烯 | 1,1,2,2,8,8,9,9-octamethyl-1,2,8,9-tetrasila[2.2](2.5)thiophenophane | 114184-41-7 | C16H28S2Si4 |
| 2,2,3,3,5,6-六甲基-1-羰基-2,3-二氢吡嗪-1-正离子-4(1H)-醇酸 | 2,3-Dihydro-2,2,3,3,5,6-hexamethylpyrazine-1,4-dioxide | 14384-47-5 | C10H18N2O2 |
| 2,2,3,3,5,5-六甲基-1-吡咯烷基氧基 | 2,2,3,3,5,5-Hexamethyl-1-pyrrolidinyloxyl | 118191-03-0 | C10H20NO |
| 2,2,3,3,5,5,6,6-八甲基-4-庚酮 | 2,2,3,3,5,5,6,6-octamethyl-heptan-4-one | 16424-66-1 | C15H30O |
| 2,2,3,3,5,5,6,6-八甲基-1,4,2,3,5,6-二氮杂四硅杂环己烷 | Oktamethylcyclotetrasiladiazan | 15164-14-4 | C8H26N2Si4 |
| 2,2,3,3,5,5,6,6-八氟-4-(十一氟环己基)吗啉 | F-cyclohexylmorpholine | 114832-09-6 | C10F19NO |
| 2,2,3,3,5,5,6,6,8,8,9,9-十二甲基-4,7-二氧杂-2,3,5,6,8,9-己硅杂癸烷 | 1,2-bis-<Pentamethyldisilyloxy>-1,1,2,2-tetramethyl-disilan | 1787-37-7 | C14H42O2Si6 |
| 2,2,3,3,4,4-六氟-4-[(1,1,1,2,3-五氟-3-氧代-2-丙基)氧基]丁酰基氟化物 | Perfluoro-2-methyl-3-oxaheptandioylfluorid | 19190-57-9 | C7F12O3 |
| 2,2,3,3,4,4-六氟-1-(三氟甲基)氮杂环丁烷 | perfluoro(1-methylazetidine) | 16276-23-6 | C4F9N |
| 2,2,3,3,4,4-六氟-1-(2-羟基-2-苯基乙基)环丁醇 | BENZYL ALCOHOL, alpha-((2,2,3,3,4,4-HEXAFLUORO-1-HYDROXYCYCLOBUTYL)METHYL)- | 100427-76-7 | C12H10F6O2 |
| 2,2,3,3,4,4,5,6,6,6-十氟-5-(三氟甲基)己酸 | Perfluor-5-methylhexansaeure | 15899-29-3 | C7HF13O2 |
| 2,2,3,3,4,4,5,5-八氟戊烷-1-醇乙酸酯 | Acetic acid--2,2,3,3,4,4,5,5-octafluoropentan-1-ol (1/1) | 1422-69-1 | C7H8F8O3 |
| 2,2,3,3,4,4,5,5,6,6-十氟-6-[(1,2,2-三氟乙烯基)氧]己腈 | MV5CN | 120903-40-4 | C8F13NO |
| 2,2,3,3,4,4,5,5,6,6,7,8,8,8-十四氟-7-(三氟甲基)辛基氟化物 | 2,2,3,3,4,4,5,5,6,6,7,8,8,8-tetradecafluoro-7-(trifluoromethyl)octyl fluoride | 15742-62-8 | C9F18O |
| 2,2,3,3,4,4,5,5,6,6,7,7-十二氟庚基2-氟丙烯酸酯 | 2,2,3,3,4,4,5,5,6,6,7,7-Dodecafluoroheptyl 2-fluoroprop-2-enoate | 119986-76-4 | C10H5F13O2 |
| 2,2,3,3,4,4,5,5,6,6,7,7,8,8-十四氟辛酸 | ω-Hydroperfluorocaprylsaeure | 13973-14-3 | C8H2F14O2 |
| 2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9-16代氟壬酸铵盐 | Azane;2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9-hexadecafluorononanoic acid | 1868-86-6 | C9H5F16NO2 |
| 2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,12,12,12-二十二氟-11-(三氟甲基)十二烷酰氟 | 2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,12,12,12-docosafluoro-11-(trifluoromethyl)dodecanoyl fluoride | 15811-52-6 | C13F26O |
| 2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-十五氟辛基棕榈酸酯 | 2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-Pentadecafluorooctyl hexadecanoate | 111918-97-9 | C24H33F15O2 |
| 2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-十五氟辛基三氟甲烷磺酸酯 | 2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-pentadecafluoro-n-octyl trifluoromethanesulfonate | 17352-09-9 | C9H2F18O3S |
| 2,2,3,3,3-五氟-N-(2-苯基乙基)丙酰胺 | phenethylamine pentafluoropropionate | 13230-93-8 | C11H10F5NO |
| 2,2,3,3,3-五氟-1-对甲苯-1-丙酮 | 2,2,3,3,3-pentafluoro-1-(p-tolyl)propan-1-one | 10116-95-7 | C10H7F5O |
| 2,2,2-三苯基-1-(2-苯基-1,2-二氢-[1]萘基)-乙酮 | 2,2,2-triphenyl-1-(2-phenyl-1,2-dihydro-[1]naphthyl)-ethanone | 103510-86-7 | C36H28O |