| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2,2,3,3,3-五氟丙胺 | 2,2,3,3,3-pentafluoropropyl amine | 422-03-7 | C3H4F5N |
| 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-丙醇 | 2,2,3,3,3-pentafluoropropyl alcohol | 422-05-9 | C3H3F5O |
| 2,2,2-氘代溴乙烷 | 2-bromo-1,1,1-trideuterio-ethane | 7439-86-3 | C2H5Br |
| 2,2,2-三溴乙烷-1,1-二醇 | bromal hydrate | 507-42-6 | C2H3Br3O2 |
| 2,2,2-三溴-1-乙氧基-乙醇 | 2,2,2-tribromo-1-ethoxy-ethanol | 33243-81-1 | C4H7Br3O2 |
| 2,2,2-三氯乙醇 | 1,1,1-trichloroethanol | 115-20-8 | C2H3Cl3O |
| 2,2,2-三氯乙基氯磺酸酯 | chlorosulfuric acid 2,2,2-trichloroethyl ester | 764-09-0 | C2H2Cl4O3S |
| 2,2,2-三氯乙基二氯亚磷酸 | β,β,β-trichloroethyl phosphorodichloridite | 60010-51-7 | C2H2Cl5OP |
| 2,2,2-三氯-O,O'-二氘代乙烷-1,1-二醇 | 2,2,2-trichloro-<i>O</i>,<i>O</i>'-dideuterio-ethane-1,1-diol | 19220-07-6 | C2H3Cl3O2 |
| 2,2,2-三氯-1-甲氧基乙醇 | chloral methyl hemiacetal | 18271-82-4 | C3H5Cl3O2 |
| 2,2,2-三氯-1-异丙氧基乙醇 | chloral iso-propylhemiacetal | 2873-12-3 | C5H9Cl3O2 |
| 2,2,2-三氯-1-巯基乙醇 | 2,2,2-Trichlor-1-mercapto-ethanol-(1) | 2056-78-2 | C2H3Cl3OS |
| 2,2,2-三氯-1-乙氧基乙醇 | chloral ethyl hemiacetal | 515-83-3 | C4H7Cl3O2 |
| 2,2,2-三氯-1-[3-(2,2,2-三氯-1-羟基-乙氧基)-2,2-二[(2,2,2-三氯-1-羟基-乙氧基)甲基]丙氧基]乙醇 | Petrichloral | 78-12-6 | C13H16Cl12O8 |
| 2,2,2-三氯-1-[(2-羟基乙基)硫代]-乙醇 | (1,1,1-Trichlor-2-hydroxyethyl)-(1-hydroxyethyl)-thioether | 53256-94-3 | C4H7Cl3O2S |
| 2,2,2-三氯-1-(环己-3-烯-1-基)乙醇 | 2,2,2-trichloro-1-(cyclohex-3-en-1-yl)ethanol | 919169-74-7 | C8H11Cl3O |
| 2,2,2-三氯-1-(环己-2-烯基)乙醇 | 2,2,2-trichloro-1-(cyclohex-2-enyl)ethanol | 24054-20-4 | C8H11Cl3O |
| 2,2,2-三氯-1-(环己-2-烯基)乙醇 | 2,2,2-trichloro-1-(cyclohex-2-enyl)ethanol | 24054-20-4 | C8H11Cl3O |
| 2,2,2-三氯-1-(2-甲基环己基)-乙醇 | 2,2,2-trichloro-1-(2-methyl-cyclohexyl)-ethanol | 101714-77-6 | C9H15Cl3O |
| 2,2,2-三氯-1-(2-甲基丁烷-2-氧基)乙醇 | 2,2,2-trichloro-1-(1,1-dimethyl-propoxy)-ethanol | 541-63-9 | C7H13Cl3O2 |
| 2,2,2-三氯-1-(2,2,2-三氯-1,1-二甲基-乙氧基)-乙醇 | 2,2,2-trichloro-1-(2,2,2-trichloro-1,1-dimethyl-ethoxy)-ethanol | 512-47-0 | C6H8Cl6O2 |
| 2,2,2-三氯-1-(1,4-二甲基环己-3-烯基)乙醇 | 2,2,2-trichloro-1-(1,4-dimethylcyclohex-3-enyl)ethanol | 919170-38-0 | C10H15Cl3O |
| 2,2,2-三氯-1,1-二甲基乙基二氯亚磷酸酯 | 2,2,2-trichloro-1,1-dimethylethyldichloro phosphite | 39177-74-7 | C4H6Cl5OP |
| 2,2,2-三氟乙醛 | 2,2,2-Trifluoroacetaldehyde | 75-90-1 | C2HF3O |
| 2,2,2-三氟乙醇-d3 | trifluoroethanol-d<sub>3</sub> | 77253-67-9 | C2H3F3O |
| 2,2,2-三氟乙醇-d2 | (2)H<sub>2</sub>-2,2,2-trifluoroethanol | 132248-58-9 | C2H3F3O |
| 2,2,2-三氟乙醇 | 2,2,2-trifluoroethanol | 75-89-8 | C2H3F3O |
| 2,2,2-三氟乙酰碘 | trifluoroacetyl iodide | 354-36-9 | C2F3IO |
| 2,2,2-三氟乙胺盐酸盐 | 2,2,2-trifluroethylamine hydrochloride | 373-88-6 | C2H4F3N*ClH |
| 2,2,2-三氟乙基自由基 | 2,2,2-trifluoroethyl | 3248-58-6 | C2H2F3 |
| 2,2,2-三氟乙基胺 | trifluoroethylamine | 753-90-2 | C2H4F3N |
| 2,2,2-三氟乙基磺酰氯 | 2,2,2-Trifluoroethanesulfonyl chloride | 1648-99-3 | C2H2ClF3O2S |
| 2,2,2-三氟乙基三氟乙烯基醚 | 2,2,2-trifluoroethyltrifluorovinyl ether | 675-26-3 | C4H2F6O |
| 2,2,2-三氟-1,1-二甲基-乙胺 | 1,1,1-trifluoro-2-methylpropan-2-amine | 812-18-0 | C4H8F3N |
| 2,2'-氧基双(四氟乙烷磺酰氟) | 1,1,2,2-tetrafluoro-2-(1,1,2,2-tetrafluoro-2-fluorosulfonylethoxy)-ethanesulfonyl fluoride | 146829-79-0 | C4F10O5S2 |
| 2,2'-氧基二[2-氯丙烷] | dichlorodiisopropyl ether | 39638-32-9 | C6H12Cl2O |
| 2,2'-氧化二乙酰氯 | diglycolyl chloride | 21062-20-4 | C4H4Cl2O3 |
| 2,2'-{氧基二[(1,1,2,2-四氟-2,1-乙二基)氧基]}二(二氟乙酰基氟化物) | (FC(O)CF2OCF2CF2)2O | 24689-56-3 | C8F14O5 |
| 2,2'-[氧基二(乙烯氧基)]二乙酰二氯 | tetra-glycolic acid dichloride | 31255-25-1 | C8H12Cl2O5 |
| 2,2'-[(1,1,2,2-四氟-1,2-乙二基)二(氧基)]二[2,2-二氟-乙酰氟] | FCOCF2OCF2CF2OCF2COF | 24647-19-6 | C6F10O4 |
| 2,19-二溴-1,19-二十碳二烯 | 2,19-dibromo-1,19-eicosadiene | 876476-89-0 | C20H36Br2 |
| 2,10-二氨基-6-[4-(2-氨基-2-羧基乙基)-1H-咪唑-1-基]-5-{[(5-氨基-5-羧基-2-羟基戊基)氨基]甲基}十一烷二酸(non-preferredname) | CF3CClFCHF2 | 51346-64-6 | C3HClF6 |
| 1alpha,3alpha-二氯环己烷 | 1,3-cis-dichlorocyclohexane | 24955-63-3 | C6H10Cl2 |
| 1alpha,2alpha-二溴环己烷 | cis-1,2-dibromocyclohexane | 19246-38-9 | C6H10Br2 |
| 1H-氮杂卓,六氢-4-甲基-2-(2-吡啶基亚甲基)- | 1H,1H,2H-perfluoro-1-tetradecene | 97659-47-7 | C14H3F25 |
| 1H-氢氟癸 | α-hydroperfluorodecane | 375-97-3 | C10HF21 |
| 1H-咪唑,2-溴-1-甲基-,盐酸盐(1:1) | 2-Bromo-1-methyl-1H-imidazole hydrochloride | 913836-21-2 | C4H6BrClN2 |
| 1H-吲哚-2-乙酸,a-[3-[[(1,1-二甲基乙氧基)羰基]氨基]-1-吡咯烷基]- | 3-Bromo-4-isocyanatothiophene | 937795-88-5 | C5H2BrNOS |
| 1H-吡唑,3,4,5-三溴-1-硝基- | 1-nitro-3,4,5-tribromo-1H-pyrazole | 104599-40-8 | C3Br3N3O2 |