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中文名称 英文名称 CAS号 化学式
2,3,3',4,4',5,6-七溴联苯醚 2,3,3',4,4',5,6-heptabromodiphenylether 189084-68-2 C12H3Br7O
2,3,3',4,4',5,6-七氯联苯 2,3,3',4,4',5,6-heptachlorobiphenyl 41411-64-7 C12H3Cl7
2,3,3',4,4',5,5'-七溴联苯 2,3,3',4,4',5,5'-Heptabromobiphenyl 88700-06-5 C12H3Br7
2,3,3',4,4',5,5'-七氯联苯 2,3,3',4,4',5,5'-heptachlorobiphenyl 39635-31-9 C12H3Cl7
2,3,3',4,4',5'-六氯联苯 PCB 157 69782-90-7 C12H4Cl6
2,3,3',4,4',5',6-七溴二苯基醚 2,3,3',4,4',5',6-heptabromodiphenyl ether 446255-30-7 C12H3Br7O
2,3,3',4,4',5',6-七氯联苯 2,3,3',4,4',5',6-heptachlorobiphenyl 74472-50-7 C12H3Cl7
2,3,3',4'-联苯四甲酸二酐 2,3,3',4'-biphenyltetracarboxylic dianhydride 36978-41-3 C16H6O6
2,3,3',4',6-五氯联苯 2,3,3',4',6-Pentachlorobiphenyl 38380-03-9 C12H5Cl5
2,3,3',4',5-五氯联苯 2,3,3',4',5-pentachlorobiphenyl 70424-68-9 C12H5Cl5
2,3,3',4',5-五氯-4-联苯酚 4-hydroxy-2,3,5,3',4'-pentachlorobiphenyl 152969-11-4 C12H5Cl5O
2,3,3',4',5,6-六氯联苯 2,3,3',4',5,6-hexaachlorobiphenyl 74472-44-9 C12H4Cl6
2,3,3',4',5,5'-六氯联苯 2,3,3',4',5,5'-hexachlorobiphenyl 39635-34-2 C12H4Cl6
2,3,3',4',5,5',6-七氯联苯 2,3,3',4',5,5',6-heptachlorobiphenyl 69782-91-8 C12H3Cl7
2,3,23-三羟基-12-齐墩果烯-28-酸 2α,3α,23-trihydroxy-olean-12-en-28-oic acid 102519-34-6 C30H48O5
2,3,16,17-四溴-6,7,9,10,12,13,20,21,23,24,26,27-十二烷基二苯并[B,N][1,4,7,10,13,,16,19,22]八氧杂环四氢己酸 4,4',5,5'-tetrabromodibenzo[24]crown-8 ether 302929-56-2 C24H28Br4O8
2,3,10,12-四甲氧基-7-甲基-6,7,8,9-四氢-5H-二苯并[D,F]氮杂环壬烷 protostephanine 549-28-0 C21H27NO4
2,3,10,11-四羟基小檗因 6,8,13,13a-tetrahydro-5H-isoquinolino[3,2-a]isoquinoline-2,3,10,11-tetraol 53905-56-9 C17H17NO4
2,3,-二甲基-1H-苯并[e]吲哚 2,6-Bis(2-hydroxyethylamino)toluene sulfate 144930-25-6 C11H20N2O6S
2,3,-二氯-5-氟吡啶 2,3-dichloro-5-fluoropyridine 185985-40-4 C5H2Cl2FN
2,3(1H)-异喹啉二羧酸,3,4-二氢-,2-(9H-芴-9-基甲基)酯 N-Fmoc-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid 171859-74-8 C25H21NO4
2,3',4,4'-四羟基过氧化苯二酚 2,3-Dichlorobenzamidyl Guanidine-13C2 1185047-08-8 C8H8Cl2N4O
2,3'-脱水蔗糖 2,3'-anhydrosucrose 131158-06-0 C12H20O10
2,3'-脱水-1-(beta-D-呋喃木糖基)尿嘧啶-2'-三氟甲烷磺酸酯 2'-O-Triflyl-2,3'-anhydroxylosyluracil 119637-71-7 C10H9F3N2O7S
2,3'-联吡啶氮氧化物 2-(3'-pyridinyl)pyridine N'-oxide 39182-28-0 C10H8N2O
2,3'-联吡啶二氮氧化物 2,3'-bipyridine 1,1'-dioxide 30651-23-1 C10H8N2O2
2,3'-联吡啶]-6-羧酸甲酯 methyl 2,3'-dipyridine-6'-carboxylate 845827-15-8 C12H10N2O2
2,3'-联吡啶 2,3'-bipyridine 581-50-0 C10H8N2
2,3'-二羟基二苯甲酮 2,3'-Dihydroxy-benzophenon 611-76-7 C13H10O3
2,3'-二硝基联苯 2,3'-dinitrobiphenyl 7391-72-2 C12H8N2O4
2,3'-二硝基查尔酮 2,3'-dinitro-<i>trans</i>-chalcone 107916-50-7 C15H10N2O5
2,3'-二硝基二苯砜 1-nitro-2-((3-nitrophenyl)sulfonyl)benzene 34418-84-3 C12H8N2O6S
2,3'-二甲基联苯胺 2,3'-dimethyl-benzidine 2528-72-5 C14H16N2
2,3'-二甲基联苯 2,3'-dimethyl-1,1'-biphenyl 611-43-8 C14H14
2,3'-二甲基三羟苯丙酮 3-Methyl-phlor-isobutyro-phenon 69480-03-1 C11H14O4
2,3'-二氰基二苯乙烯苯 2-2-4-2-(3-Cyanophenyl)vinylphenylvinylbenzonitrile 79026-03-2 C24H16N2
2,3'-二氯苯乙酮 3-chlorophenacyl chloride 21886-56-6 C8H6Cl2O
2,3'-二氯-4'-氟二苯甲酮 2,3'-Dichloro-4'-fluorobenzophenone 951889-98-8 C13H7Cl2FO
2,3'-二氯-2-亚硝基-苯乙酮 2-Chloro-1-(3-chloro-phenyl)-2-nitroso-ethanone 89978-14-3 C8H5Cl2NO2
2,3'-二氨基-2',3'-二脱氧腺苷 2,3'-Diamino-2',3'-dideoxyadenosine 915399-37-0 C10H15N7O2
2,3'-二氟-4-甲氧基-1,1'-联苯 2,3'-difluoro-4-methoxy-1,1'-biphenyl 1052241-71-0 C13H10F2O
2,3'-二(4-联苯基)联苯 2,3'-di(4-biphenylyl)biphenyl 84226-50-6 C36H26
2,3',6-三羟基-4-甲氧基-2'-(3-甲基-2-丁烯基)二苯甲酮 Cudranone 63596-94-1 C19H20O5
2,3',6-三溴-靛酚钠盐 2,3',6-Tribromoindophenol Sodium Salt 123520-73-0 C12H5Br3NNaO2
2,3',6-三氯联苯 2,3',6-Trichlorobiphenyl 38444-76-7 C12H7Cl3
2,3',5-三氯联苯 2,5,3'-trichlorobiphenyl 38444-81-4 C12H7Cl3
2,3',5,5'四氯联苯 3,5,2',5'-tetrachlorobiphenyl 41464-42-0 C12H6Cl4
2,3',5',6-四氯联苯 2,3',5',6-tetrachlorobiphenyl 74338-23-1 C12H6Cl4
2,3',5',6-四(2-甲基-2-丙基)-1,1'-联(2,5-环己二烯-1-亚基)-4,4'-二酮 3.3'.5.5'-Tetra-tert-butyl-diphenochinon 74978-25-9 C28H40O2
2,3',4-三氯联苯 2,4,3'-trichlorobiphenyl 55712-37-3 C12H7Cl3