| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2,2'-(1,3-丙烷二基)二(次氮基次甲基)二(6-甲氧基苯酚) | o-CRESOL, alpha,alpha'-(TRIMETHYLENENITRILO)BIS(6-METHOXY- | 5767-53-3 | C19H22N2O4 |
| 2,2'-(1,2-二氨基-1,2-乙二基)二苯酚 | meso-1,2-bis(2-hydroxyphenyl)ethylenediamine | 51208-45-8 | C14H16N2O2 |
| 2,2'-(1,2-乙烯二基)二[5-[[4-[二(2-羟基乙基)氨基]-6-[(3-磺基苯基)氨基]-1,3,5-三嗪-2-基]氨基]-苯磺酸 | 5-[[6-[bis(2-hydroxyethyl)amino]-4-(3-sulfophenyl)imino-1H-1,3,5-triazin-2-ylidene]amino]-2-[2-[4-[[6-[bis(2-hydroxyethyl)amino]-4-(3-sulfophenyl)imino-1H-1,3,5-triazin-2-ylidene]amino]-2-sulfophenyl]ethenyl]benzenesulfonic acid | 5131-70-4 | C40H44N12O16S4 |
| 2,2'-((3,3'-二甲氧基(1,1'-联苯)-4,4'-二基)二亚胺)二-苯甲酸 | redoxal | 52962-95-5 | C28H24N2O6 |
| 2,2',7,7'-四氯-9-芴基二聚体 | 2,2',7,7'-tetrachloro-9-fluorenyl dimer | 56486-03-4 | C26H14Cl4 |
| 2,2',6-三溴靛酚钠盐 | Sodium;3-bromo-4-(3,5-dibromo-4-hydroxyphenyl)iminocyclohexa-2,5-dien-1-one | 5418-30-4 | C12H6Br3NNaO2+ |
| 2,2',6-三溴联苯 | 2,2',6-tribromobiphenyl | 507241-82-9 | C12H7Br3 |
| 2,2',6,6'-四硝基-4,4'-氧化偶氮基甲苯 | 2,2',6,6'-tetranitro-4,4'-azoxytoluene | 51857-25-1 | C14H10N6O9 |
| 2,2',5,5'-四氟-4-二甲基氨基偶氮苯 | N,N-Dimethyl-2,5-difluoro-p-(2,5-difluorophenylazo)aniline | 578-32-5 | C14H11F4N3 |
| 2,2',4,6,6'-五氯联苯 | PCB 104 | 56558-16-8 | C12H5Cl5 |
| 2,2',4,4'-四溴联苯醚 | 2,2',4,4'-Tetrabromodiphenyl ether | 5436-43-1 | C12H6Br4O |
| 2,2',3,4-四氯联苯 | 2,2',3,4-tetrachlorobiphenyl | 52663-59-9 | C12H6Cl4 |
| 2,2',3,4,5,5'-六氯联苯 | 2,2',4,5',6-pentabromobiphenyl | 59080-39-6 | C12H5Br5 |
| 2,2',3,4,5,5'-六氯联苯 | 2,2',3,4,5,5'-hexachlorobiphenyl | 52712-04-6 | C12H4Cl6 |
| 2,2',3,4,5,5',6-七氯联苯 | 2,2',3,4,5,5',6-heptachlorobiphenyl | 52712-05-7 | C12H3Cl7 |
| 2,2',3,4,4',6-六氯联苯 | (+/-)-2,2',3,4,4',6-Hexachlorobiphenyl | 56030-56-9 | C12H4Cl6 |
| 2,2',3,4,4',6'-六氯联苯 | 2,2',3,4,4',6'-hexachlorobiphenyl | 59291-64-4 | C12H4Cl6 |
| 2,2',3,4,4',5,5',6-八氯联苯 | 2,2',3,4,4',5,5',6-octachlorobiphenyl | 52663-76-0 | C12H2Cl8 |
| 2,2',3,4,4',5',6-七氯联苯 | 2,2',3,4,4',5',6-heptachlorobiphenyl | 52663-69-1 | C12H3Cl7 |
| 2,2',3,4',5,5'-六氯联苯 | 2,2',3,4',5,5'-hexachlorobiphenyl | 51908-16-8 | C12H4Cl6 |
| 2,2',3,4',5,5',6-七氯联苯 | 2,2',3,4',5,5',6-Heptachlorobiphenyl | 52663-68-0 | C12H3Cl7 |
| 2,2',3,3'-四氢-[5,5'-联噻吩并[3,4-b]-1,4-二恶英]-7,7'-二甲醛 | 5,5'-diformyl-2,2'-bi(3,4-ethylenedioxy)thiophene | 528870-51-1 | C14H10O6S2 |
| 2,2',3,3',5,6'-六氯联苯 | 2,2',3,3',5,6'-hexachlorobiphenyl | 52744-13-5 | C12H4Cl6 |
| 2,2',3,3',5,5',6-七氯联苯 | 2,2',3,3',5,5',6-hexachlorobiphenyl | 52663-67-9 | C12H3Cl7 |
| 2,2',3,3',4,6,6'-七氯联苯 | 2,2',3,3',4,6,6'-heptachlorobiphenyl | 52663-65-7 | C12H3Cl7 |
| 2,2',3,3',4,5-六氯联苯 | 2,2',3,3',4,5-hexachlorobiphenyl | 55215-18-4 | C12H4Cl6 |
| 2,2',3,3',4,5,6,6'-八氯联苯 | 2,3,4,5,6,2',3',6'-octachloro-biphenyl | 52663-73-7 | C12H2Cl8 |
| 2,2',3,3',4,5,5'-七氯联苯 | 2,2',3,3',4,5,5'-heptachlorobiphenyl | 52663-74-8 | C12H3Cl7 |
| 2,2',3,3',4,5,5',6,6'-九氯联苯 | 2,2',3,3',4,5,5',6,6'-nonachlorobiphenyl | 52663-77-1 | C12HCl9 |
| 2,2',3,3',4,5,5',6'-八氯联苯 | 2,2',3,3',4',5,5',6-octachlorobiphenyl | 52663-75-9 | C12H2Cl8 |
| 2,2',3,3',4,5'-六氯联苯 | 2,2',3,3',4,5'-hexachlorobiphenyl | 52663-66-8 | C12H4Cl6 |
| 2,2',3,3',4,4',6-七氯联苯 | 2,2',3,3',4,5,5'-heptachlorobiphenyl | 52663-71-5 | C12H3Cl7 |
| 2,2',3,3',4,4',5,6-八氯联苯 | PCB 195 | 52663-78-2 | C12H2Cl8 |
| 2,2',3,3',4,4',5,6,6'-九氯联苯 | 2,3,4,5,6,2',3',4',6'-nonachlrobiphenyl | 52663-79-3 | C12HCl9 |
| 2,2',3,3',4',5,6-七氯联苯 | 2,2',3,3',4,5',6'-heptachlorobiphenyl | 52663-70-4 | C12H3Cl7 |
| 2,2',2'',4,4',4'',6,6',6''-九硝基间三联苯 | 2,2',2'',4,4',4'',6,6',6''-nitro-m-terphenyl | 51460-84-5 | C18H5N9O18 |
| 2,2',2'',2'''-[2,6-吡啶二基二(亚甲基次氮基)]四乙酸 | 2,2',2'',2'''-<(pyridine-2,6-diyl)bis(methylenenitrilo)>tetrakis(acetic acid) | 53793-56-9 | C15H19N3O8 |
| 2,2',2'',2'''-[1,4-二噻烷-2,5-二亚基四(硫代)]四乙酸 | 2,2,5,5-tetrakis-carboxymethylsulfanyl-[1,4]dithiane | 52959-43-0 | C12H16O8S6 |
| 2,2',2'',2'''-[(2-羟基-5-甲基-1,3-亚苯基)二(亚甲基次氮基)]四乙酸 | 2,2',2",2'"-(((2-hydroxy-5-methyl-1,3-phenylene)bis(methylene))bis(azanetriyl))tetraacetic acid | 55036-44-7 | C17H22N2O9 |
| 2,2',2'',2'''-(21H,23H-卟吩-5,10,15,20-四基)四-苯胺立体异构体 | cis-α,α,α,α-atropisomer 5,10,15,20-tetrakis(2-aminophenyl)porphyrin | 52199-35-6 | C44H34N8 |
| 2,2'':7'',2''''-三联-9,9'-螺双[9H-芴] | 2,2':7',2-ter-9,9′-spirobi[9H-fluorene] | 518997-91-6 | C75H44 |
| 2,2'''-二硫基双三乙胺 | 2-(diethylamino)ethyl disulfide | 589-32-2 | C12H28N2S2 |
| 2,2 '-二氯-4,4 '-二吡啶 | 2,2′-dichloro-4,4′-bipyridine | 53344-74-4 | C10H6Cl2N2 |
| 2,11,20,29-四叔丁基-2,3-萘酞菁 | 2,11,20,29-tetra-tert-butyl-2,3-naphthalocyanine | 58687-99-3 | C64H58N8 |
| 2,10-二羟基-5-(4-羟基-2-甲氧基苯基)-6-[(4-羟基-3-甲氧基苯基)甲基]-1,3-二甲氧基-9H-苯并[a]氧杂蒽-9-酮 | santalin B | 51033-46-6 | C34H28O10 |
| 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 |
| 2,10-二氨基-5-[[(5-氨基-2,6-二羟基-6-氧代己基)氨基]甲基]-6-[4-(2-氨基-3-羟基-3-氧代丙基)咪唑-1-基]十一烷二酸 | Histidinohydroxymerodesmosine | 51773-61-6 | C24H43N7O9 |
| 2,1-苯异噻唑-4-羧酸 | 4-Carboxy-2,1-benzisothiazol | 56910-99-7 | C8H5NO2S |
| 2,1-苯并噻唑-3-甲酰氯 | 2,1-Benzisothiazol-3-carbonylchlorid | 57676-11-6 | C8H4ClNOS |
| 2,1,3-苯并恶二唑-4,5-二甲腈 | 4,5-dicyanobenzofurazan | 54286-60-1 | C8H2N4O |