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    首页 分子通 CAS
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    中文名称 英文名称 CAS号 化学式
    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
    2,1,3-苯并噻二唑-4-甲醛 2,1,3-benzothiadiazole-4-carboxaldehyde 5170-68-3 C7H4N2OS
    2,1,3-苯并噻二唑-4-甲腈 4-cyano-benzo{2,1,3}thiadiazole 54554-45-9 C7H3N3S
    2,1,3-苯并噻二唑-4,7-二羧酸 2,1,3-benzothiadiazole-4,7-dicarboxylic acid 5170-41-2 C8H4N2O4S
    2,1,3-苯并噁二唑-5-甲醇 benzo[c][1,2,5]oxadiazol-5-ylmethanol 59660-56-9 C7H6N2O2
    2(R)-乙酰基硫代-苯丙酸 (R)-2-acetylthio-3-benzenepropanoic acid 57359-76-9 C11H12O3S
    2(4-溴苯基)-乙脒酸乙酯 2-(4-bromophenyl)acetimidamide 59104-21-1 C8H9BrN2
    2(3H)-呋喃酮,3,4-二(1,3-苯并二噁唑-5-基甲基)二氢-,(3S,4S)- (+/-)-isohinokinin 580-73-4 C20H18O6
    2(1H)-异喹啉羧酸,8-氨基-5-溴-7-(2-氯乙酰基)-3,4-二氢-,乙基酯 N-(2-Aminoethyl)-N'-(2-(4,5-dihydro-2-undecyl-1H-imidazol-1-yl)ethyl)ethylenediamine 52948-41-1 C20H43N5
    2'-（4-甲氧基苯氧基）-4'-硝基甲烷磺酰苯胺 N-(2-(4-methoxyphenoxy)-4-nitrophenyl)methanesulfonamide 51765-76-5 C14H14N2O6S
    2'-苯胺基-3'-甲基-6'-吡咯烷基螺[异苯并呋喃-1(3H),9'-[9H]氧杂蒽]-3-酮 Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3'-methyl-2'-(phenylamino)-6'-(1-pyrrolidinyl)- 55772-72-0 C31H26N2O3
    2'-脱氧芒霉素 carbocyclic 2'-deoxyadenosine 57345-51-4 C11H15N5O2