| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2,2',7,7'-四[N,N-二(4-甲氧基苯基)氨基]-9,9'-螺二芴 | 2,2',7,7'-tetrakis(N,N-di-p-methoxyphenylamine)-9,9'-spirobifluorene | 207739-72-8 | C81H68N4O8 |
| 2,2',7,7'-四(二苯氨基)-9,9'-螺二[9H-芴] | 2,2',7,7'-tetrakis(diphenylamino)-9,9'-spirobifluorene | 189363-47-1 | C73H52N4 |
| 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',6-三氯联苯 | 2,2',6-trichlorobiphenyl | 38444-73-4 | C12H7Cl3 |
| 2,2',6,6'-四醛基-1,1-联苯 | biphenyl-2,6,2',6'-tetracarboxylic acid | 4371-27-1 | C16H10O8 |
| 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',6,6'-四甲基联苯 | 2,2',6,6'-tetramethylbiphenyl | 4036-43-5 | C16H18 |
| 2,2',6,6'-四甲基-N-亚硝基哌啶 | 2,2,6,6-tetramethyl-1-nitrosopiperidine | 6130-93-4 | C9H18N2O |
| 2,2',6,6'-四氯联苯 | 2,2',6,6'-tetrachlorobiphenyl | 15968-05-5 | C12H6Cl4 |
| 2,2',6,6'-四氯二苄基醚 | 2,6-dichlorobenzyl ether | 73927-56-7 | C14H10Cl4O |
| 2,2',6,6'-四氯[1,1'-联苯]-4,4'-二醇 | 4,4'-Dihydroxy-2,6,2',6'-tetrachlordiphenyl | 41363-16-0 | C12H6Cl4O2 |
| 2,2',6,6'-四乙酰基-4,4'-联吡啶 | 2,2',6,6'-tetraacetyl-4,4'-bipyridine | 66980-29-8 | C18H16N2O4 |
| 2,2',5-三氯二苯甲酮 | 2,5,2'-Trichlor-benzophenon | 25187-06-8 | C13H7Cl3O |
| 2,2',5,5'-四氯联苯 3,4-氧化物 | 2,2',5,5'-Tetrachlorobiphenyl 3,4-oxide | 68099-35-4 | C12H6Cl4O |
| 2,2',5,5'-四氯联苯 | 2,2',5,5'-Tetrachlorobiphenyl | 35693-99-3 | C12H6Cl4 |
| 2,2',5,5'-四氯二苯胺 | 2,2',5,5'-tetrachloro-4,4'-diaminobiphenyl | 15721-02-5 | C12H8Cl4N2 |
| 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',4-三甲氧基苯甲酮 | 2,2',4-trimethoxybenzophenone | 33077-87-1 | C16H16O4 |
| 2,2',4-三氟-1,1'-联苯 | 2,2',4-Trifluoro-1,1'-biphenyl | 115245-05-1 | C12H7F3 |
| 2,2',4-三(2-氯苯基)-5-(3,4-二甲氧基苯基)-4'5'-二苯基-1,1'-二咪唑 | 2,2',4-tris(2-chlorophenyl)-5-(3,4-dimethoxyphenyl)-4',5'-diphenyl-1,1'-biimidazole | 100486-97-3 | C44H31Cl3N4O2 |
| 2,2',4,6,6'-五溴联苯基 | Vesiculosin | 96935-20-5 | C30H42O9 |
| 2,2',4,6,6'-五氯联苯 | PCB 104 | 56558-16-8 | C12H5Cl5 |
| 2,2',4,6'-四溴二苯醚 | 2,2',4,6'-tetrabromodiphenyl ether | 189084-57-9 | C12H6Br4O |
| 2,2',4,5,6'-五氯联苯 | 2,2',4,5,6'-pentachlorobiphenyl | 68194-06-9 | C12H5Cl5 |
| 2,2',4,5,5'-五甲基二苯基甲烷 | 2,2',4,5,5'-pentamethyldiphenylmethane | 39502-80-2 | C18H22 |
| 2,2',4,5,5'-五溴联苯 | 2,2',4,5,5'-Pentabromobiphenyl | 67888-96-4 | C12H5Br5 |
| 2,2',4,5,5'-五氯-[1,1'-联苯]-3-醇 | 2,4,5,2',5'-Pentachloro-biphenyl-3-ol | 69278-58-6 | C12H5Cl5O |
| 2,2',4,5'-四溴联苯醚 | 2,2',4,5'-tetrabromodiphenyl ether | 243982-82-3 | C12H6Br4O |
| 2,2',4,5'-四氯联苯 | 2,4,2',5'-tetrachlorobiphenyl | 41464-40-8 | C12H6Cl4 |
| 2,2',4,5',6-五氯联苯 | PCB 103 | 60145-21-3 | C12H5Cl5 |
| 2,2',4,4'-四羟基二苯硫醚 | 4,4'-Thiodiresorcinol | 97-29-0 | C12H10O4S |
| 2,2',4,4'-四羟基二苯甲酮 | 2,2',4,4'-tetrahydroxybenzophenone | 131-55-5 | C13H10O5 |
| 2,2',4,4'-四甲氧基二苯甲酮 | 2,2',4,4'-tetramethoxybenzophenone | 3555-85-9 | C17H18O5 |
| 2,2',4,4'-四溴联苯醚 | 2,2',4,4'-Tetrabromodiphenyl ether | 5436-43-1 | C12H6Br4O |
| 2,2',4,4'-四氯联苯甲基醚 | 2,2',4,4'-Tetrachlorodibenzyl ether | 207974-13-8 | C14H10Cl4O |
| 2,2',4,4'-四氯联苯 | 2,2',4,4'-Tetrachlorobiphenyl | 2437-79-8 | C12H6Cl4 |
| 2,2',4,4',6-五溴联苯醚 | 2,2',4,4',6-pentabromodiphenyl ether | 189084-64-8 | C12H5Br5O |
| 2,2',4,4',6-五溴联苯基 | 2,2',4,4',6-Pentabromobiphenyl | 97038-97-6 | C12H5Br5 |
| 2,2',4,4',6,6'-六硝基二苯基甲烷 | 2,2',4,4',6,6'-Hexanitrodiphenylmethan | 32255-27-9 | C13H6N6O12 |
| 2,2',4,4',6,6'-六硝基[1,1'-联苯]-3,3'-二醇 | 3,3'-dihydroxy-2,2',4,4',6,6'-hexanitrobiphenyl | 14184-98-6 | C12H4N6O14 |
| 2,2',4,4',6,6'-六硝基[1,1'-联苯]-3,3'-二胺 | 2,2',4,4',6,6'-hexanitro(1,1'-biphenyl)-3,3'-diamine | 17215-44-0 | C12H6N8O12 |
| 2,2',4,4',6,6'-六氯联苯 | 2,2',4,4',6,6'-Hexachlorobiphenyl | 33979-03-2 | C12H4Cl6 |
| 2,2',4,4',5-五氯二苯基醚 | 3,4-Dichloro-2-(2,4,5-trichlorophenoxy)phenol | 119036-18-9 | C12H5Cl5O2 |
| 2,2',4,4',5,6'-六氯联苯 | 2,2',4,4',5',6-hexachlorobiphenyl | 60145-22-4 | C12H4Cl6 |
| 2,2',4,4',5,5'-己甲氧基联苯 | 2,2',4,4',5,5'-hexamethoxybiphenyl | 1702-67-6 | C18H22O6 |
| 2,2',4,4',5,5'-六氯二苯基醚 | 2,2',4,4',5,5'-Hexachlorobiphenyl ether | 71859-30-8 | C12H4Cl6O |
| 2,2',4,4',5,5',8-七羟基-7,7'-二甲基[1,1'-联蒽]-9,9',10,10'-四酮 | Aurantioskyrin | 18693-31-7 | C30H18O11 |
| 2,2',4'-三氯苯乙酮 | 2,2',4'-trichloroacetophenone | 4252-78-2 | C8H5Cl3O |
| 2,2',3-三氯联苯 | 2,2',3-trichlorobiphenyl | 38444-78-9 | C12H7Cl3 |