| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2,3',4,4'-四氯联苯 | 2,3',4,4'-terachlorobiphenyl | 32598-10-0 | C12H6Cl4 |
| 2,3',4',5-四氟联苯-4-酚 | 3-fluoro-4-(3,4,5-trifluorophenyl)phenol | 335125-98-9 | C12H6F4O |
| 2,2′:6′,2″-三联吡啶-4,4′,4″-三羧酸三甲酯 | trimethyl 2,2':6',2''-terpyridine-4,4',4''-tricarboxylate | 330680-46-1 | C21H17N3O6 |
| 2,2′-联苯二甲醇 | 2,2'-bis(hydroxymethyl)biphenyl | 3594-90-9 | C14H14O2 |
| 2,2′-联吡啶-3,3′-二醇 | [2,2'-bipyridine]-3,3'-diol | 36145-03-6 | C10H8N2O2 |
| 2,2′-滴滴伊 | 1,1-bis(chlorophenyl)-2,2-dichloroethylene | 3328-98-1 | C14H8Cl4 |
| 2,2′-双(溴甲基)-1,1′-联苯 | 2,2'-Bis(bromomethyl)-1,1'-biphenyl | 38274-14-5 | C14H12Br2 |
| 2,2′-亚乙基双(4,6-二叔丁基酚) | 2,2-ethylidenebis(4,6-tert-butylphenol) | 35958-30-6 | C30H46O2 |
| 2,2′-二吡啶基 N-氧化物 | 2,2'-bipyridyl N-oxide | 33421-43-1 | C10H8N2O |
| 2,2′,4,4′,5,5′-六氯联苯 | 2,2',4,4',5,5'-Hexachlorobiphenyl | 35065-27-1 | C12H4Cl6 |
| 2,2’-脱水-L-尿苷 | 2,2'-anhydro-L-uridine | 31501-46-9 | C9H10N2O5 |
| 2,2’-联苯二硼酸 | 2,2'-biphenyldiboronic acid | 312968-33-5 | C12H12B2O4 |
| 2,2’-联吡啶-D8 | 2,2'-bipyridine-d8 | 32190-42-4 | C10H8N2 |
| 2,2’-氧基二(N,N-二辛基乙酰胺) | TODGA | 342794-43-8 | C36H72N2O3 |
| 2,2’-氧代双(N,N-二乙基乙胺);双(二乙氨基乙基)醚 | 1,5-bis-(N,N-diethylamino)diethylether | 3030-43-1 | C12H28N2O |
| 2,2’-双(三氟甲基)-4,4’-二氨基苯基醚 | bis(4-amino-2-trifluoromethylphenyl) ether | 344-48-9 | C14H10F6N2O |
| 2,2’-亚氨基二乙醇与甲基环氧乙烷的聚合物 | 2-(2-Hydroxyethylamino)ethanol;2-methyloxirane | 35176-06-8 | C7H17NO3 |
| 2,2’-二氯二苯二硫醚 | bis(2-chlorobenzene)disulfide | 31121-19-4 | C12H8Cl2S2 |
| 2,2’-[[4-[(2-氯代-4-硝基苯基)偶氮]苯基]亚氨基]双-乙醇 | Disperse Red 19-Cl | 3025-41-0 | C16H17ClN4O4 |
| 2,2’-[[2-乙基-2-[(环氧乙基甲氧基)甲基]-1,3-联丙基]双(氧亚甲基)]双环氧乙烷 | 1,1,1-trimethylolpropane triglycidyl ether | 3454-29-3 | C15H26O6 |
| 2,2’-[1,4-苯基双(甲基氨基-4,1-苯氧基)]双[2-甲基丙酸] | 2,2'-[1,4-Phenylenebis(methyleneimino-4,1-phenyleneoxy)]bis[2-methylpropanoic acid] | 385437-91-2 | C28H32N2O6 |
| 2,2’,5,5’-四甲基联苯基 | 2,2',5,5'-tetramethylbiphenyl | 3075-84-1 | C16H18 |
| 2,2’,4,4’,6-戊氯联苯 | 2,2',4,4',6-pentachlorobiphenyl | 39485-83-1 | C12H5Cl5 |
| 2,2’,4,4’,5-五氯联苯 | 2,2',4,4',5-Pentachlorobiphenyl | 38380-01-7 | C12H5Cl5 |
| 2,2’,3,5’,6-戊氯联苯 | 2,3,6,2',5'-pentachlorobiphenyl | 38379-99-6 | C12H5Cl5 |
| 2,2’,3,4,5’-戊氯联苯 | 2,3,4,2',5'-pentachlorobiphenyl | 38380-02-8 | C12H5Cl5 |
| 2,2’,3,3’,4,5,6’-七氯联苯 | PCB 174 | 38411-25-5 | C12H3Cl7 |
| 2,2-金刚烷烯 | Biadamantylidene | 30541-56-1 | C20H28 |
| 2,2-联噻吩-5-乙醛 | 2,2'-bithiophene-5-carboxaldehyde | 3779-27-9 | C9H6OS2 |
| 2,2-联噻吩-5,5-二羧酸 | 2,2'-bithiophene-5,5'-dicarboxylic acid | 3515-34-2 | C10H6O4S2 |
| 2,2-双氯甲基-三亚甲基-双[双(2-氯乙基)磷酸脂] | 2,2-bis(chloromethyl)trimethylene bis(bis(2-chloroethyl)phosphate) | 38051-10-4 | C13H24Cl6O8P2 |
| 2,2-双二羟甲基苯胺-d<sub>19</sub> | Bis-tris-d19 | 352534-93-1 | C8H19NO5 |
| 2,2-双(溴甲基)1,3-丙二醇与(氯甲基)环氧乙烷的聚合物 | 2,2-Bis(bromomethyl)-1,3-propanediol diglycidyl ether | 31452-80-9 | C11H20Br2O5 |
| 2,2-双(溴乙基)-1,3-丙二醇 | 2,2-Bis(bromoethyl)-1,3-propanediol | 34549-30-9 | C7H14Br2O2 |
| 2,2-双(对溴苯基)乙醛 | 2,2-bis(p-bromophenyl)acetaldehyde | 39179-81-2 | C14H10Br2O |
| 2,2-双(三氟甲基)氧杂环丁烷 | 2,2-bis(trifluoromethyl)oxetane | 3440-93-5 | C5H4F6O |
| 2,2-双(3-仲丁基-4-羟苯基)丙烷 | 2,2-bis(3'-sec-butyl-4'-hydroxyphenyl)-propane | 32113-46-5 | C23H32O2 |
| 2,2-双(2-唑啉) | 4,4′,5,5′-Tetrahydro-2,2′-bioxazole | 36697-72-0 | C6H8N2O2 |
| 2,2-偶氮(2,4,4-三甲基戊烷) | N,N'-bis(1,1,3,3-tetramethylbutyl)diazene | 39198-34-0 | C16H34N2 |
| 2,2-亚甲基双(5,6-二甲基苯并咪唑) | Di-<dimethyl-5,6 benzimidazolyl>-2,2' methane | 3708-68-7 | C19H20N4 |
| 2,2-亚乙基二苯胺 | 2,2'-ethylenedianiline | 34124-14-6 | C14H16N2 |
| 2,2-二苯基甘氨酸 | 2,2-diphenylglycine | 3060-50-2 | C14H13NO2 |
| 2,2-二苯基环丙腈 | 1-cyano-2,2-diphenylcyclopropane | 30932-41-3 | C16H13N |
| 2,2-二苯基烷氢酸盐 | (2-isothiocyanatoethane-1,1-diyl)dibenzene | 34634-22-5 | C15H13NS |
| 2,2-二苯基乙胺 | 2,2-Diphenylethylamine | 3963-62-0 | C14H15N |
| 2,2-二苯基-3-吡咯烷-1-基丙腈 | 2,2-diphenyl-3-pyrrolidin-1-yl-propionitrile | 34604-62-1 | C19H20N2 |
| 2,2-二苯基-1-丙胺盐酸盐(1:1) | 2,2-diphenylpropylamine | 34611-07-9 | C15H17N |
| 2,2-二苯乙酸乙酯 | ethyl diphenylacetate | 3468-99-3 | C16H16O2 |
| 2,2-二苄基-1,3-丙二醇 | 2,2-dibenzyl-1,3-propanediol | 31952-16-6 | C17H20O2 |
| 2,2-二羟基-4,4-二甲氧基-5-硫苯甲酮钠 | 2-Methoxy-5-(4-methoxy-2-oxidanyl-phenyl)carbonyl-4-oxidanyl-benzenesulfonic acid; sodium | 3121-60-6 | C15H14O8S.Na |