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中文名称 英文名称 CAS号 化学式
4,5-二乙炔基-6-甲氧基嘧啶 4,5-Diethynyl-6-methoxypyrimidine 86854-61-7 C9H6N2O
4,5-二乙氧基苯-1,2-二胺 4,5-diamino-1,2-diethoxybenzene 86723-14-0 C10H16N2O2
4,5-二乙氧基-7,9-二甲基-四氢-嘌呤-2,6,8-三酮 4,5-diethoxy-7,9-dimethyl-tetrahydro-purine-2,6,8-trione 861521-44-0 C11H18N4O5
4,5-二乙氧基-1-乙基-3,7-二甲基-四氢-嘌呤-2,6,8-三酮 4,5-diethoxy-1-ethyl-3,7-dimethyl-tetrahydro-purine-2,6,8-trione 871892-62-5 C13H22N4O5
4,5-二乙氧基-1,3-二甲基-四氢-嘌呤-2,6,8-三酮 4,5-diethoxy-1,3-dimethyl-tetrahydro-purine-2,6,8-trione 871892-64-7 C11H18N4O5
4,5-二丁基苯-1,2-二胺 4,5-Dibutylbenzene-1,2-diamine 86723-73-1 C14H24N2
4,5-二(二叔丁基膦)-9,9-二甲基氧杂蒽 t-BuXantphos 856405-77-1 C31H48OP2
4,5-二(4-甲氧基苯基)-2-(1-甲基-1H-吡咯-2-基)-1H-咪唑 4,5-Bis(4-methoxyphenyl)-2-(1-methyl-2-pyrrolyl)-imidazole 86739-92-6 C22H21N3O2
4,5-二(4-氯苯基)-1,3-噻唑-2-胺 4,5-bis-(4-chlorophenyl)-2-aminothiazole 89405-45-8 C15H10Cl2N2S
4,5-二(2-氯苯基)-1,3-噻唑-2-胺 4,5-bis-(2-chlorophenyl)-2-aminothiazole 89405-44-7 C15H10Cl2N2S
4,5,8-三氯喹啉 4,5,8-trichloro-quinoline 855763-24-5 C9H4Cl3N
4,5,7-三甲基-N-(((4-甲基苯基)氨基)羰基)-2-氧代-2H-1-苯并吡喃-8-磺酰胺 2H-1-Benzopyran-8-sulfonamide, 4,5,7-trimethyl-N-(((4-methylphenyl)amino)carbonyl)-2-oxo- 85302-25-6 C20H20N2O5S
4,5,7-三甲基-2-氧代-N-((苯基氨基)羰基)-2H-1-苯并吡喃-8-磺酰胺 2H-1-Benzopyran-8-sulfonamide, 4,5,7-trimethyl-2-oxo-N-((phenylamino)carbonyl)- 85302-26-7 C19H18N2O5S
4,5,7,8-四氢-6H-噻吩并[2,3-d]氮杂-6-羧酸叔丁酯 t-butyl 7,8-dihydro-4H-thieno[2,3-d]azepine-6(5H)-carboxylate 873016-31-0 C13H19NO2S
4,5,6-三甲氧基-2,3-二甲基-1-苯并呋喃 4,5,6-trimethoxy-2,3-dimethylbenzofuran 831171-07-4 C13H16O4
4,5,6-三甲氧基-1-茚满羧酸 4,5,6-trimethoxyindan-1-carboxylic acid 890309-53-2 C13H16O5
4,5,6-三甲基吡啶-3-腈 4,5,6-trimethylnicotinonitrile 847154-74-9 C9H10N2
4,5,6-三氯烟酸 4,5,6-trichloronicotinic acid 847608-28-0 C6H2Cl3NO2
4,5,6-三氨基-2-甲基嘧啶 4,5,6-triamino-2-methylpyrimidine 89364-18-1 C5H9N5
4,5,6,8-四甲氧基-3-(2-甲基丙-2-烯基)萘-2-甲醛 4,5,6,8-tetramethoxy-3-(2-methylprop-2-enyl)naphthalene-2-carbaldehyde 834867-23-1 C19H22O5
4,5,6,8-四甲氧基-3-(1-甲基丙-2-烯基)萘-2-甲醛 4,5,6,8-tetramethoxy-3-(1-methylprop-2-enyl)naphthalene-2-carbaldehyde 834867-25-3 C19H22O5
4,5,6,7-四溴-2-甲酚酞-3'-甲基亚氨基二乙酸 2-[Carboxymethyl-[[2-hydroxy-3-methyl-5-[4,5,6,7-tetrabromo-1-(4-hydroxy-3-methylphenyl)-3-oxo-2-benzofuran-1-yl]phenyl]methyl]amino]acetic acid 85563-15-1 C27H21Br4NO8
4,5,6,7-四氯-2-羟基-异吲哚-1,3-二酮 N-hydroxytetrachlorophthalimide 85342-65-0 C8HCl4NO3
4,5,6,7-四氢苯并呋喃-4-醇 4,5,6,7-tetrahydrobenzofuran-4-ol 84099-58-1 C8H10O2
4,5,6,7-四氢噻吩并[3,2-c]吡啶-2-基硼酸 4,5,6,7-Tetrahydro-thieno[3,2-c]pyridine-2-boronic acid 83611-96-5 C7H10BNO2S
4,5,6,7-四氢吡唑并[1,5-A]吡啶-5-醇 4,5,6,7-tetrahydropyrazolo[1,5-a]pyridin-5-ol 866216-18-4 C7H10N2O
4,5,6,7-四氢-6,6-二甲基-3-(甲基磺酰基)-4-氧代-苯并[c]噻吩-1-羧酸 3-methanesulfonyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydrobenzo[c]thiophene-1-carboxylic acid 873189-09-4 C12H14O5S2
4,5,6,7-四氢-4,4-二-2-吡啶基-1H-咪唑并(4,5-c)吡啶 1H-Imidazo(4,5-c)pyridine, 4,5,6,7-tetrahydro-4,4-di-2-pyridinyl- 81136-24-5 C16H15N5
4,5,6,7-四氢-3-(三氟甲基)-1H-吡唑并[3,4-c]吡啶 3-(trifluoromethyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine 853784-21-1 C7H8F3N3
4,5,6,7-四氢-3-(3-((1,1-二甲基乙基)氨基)-2-羟基丙氧基)-苯并(b)噻吩-2-羧酸盐酸盐 3-(3-tert-Butylamino-2-hydroxy-propoxy)-4,5,6,7-tetrahydro-benzo[b]thiophene-2-carboxylic acid; hydrochloride 85462-87-9 C16H25NO4S*ClH
4,5,6,7-四氢-3,4-二甲基-1-苯并呋喃 4,5,6,7-Tetrahydro-3,4-dimethyl-1-benzofuran 84474-80-6 C10H14O
4,5,6,7-四氢-2-甲基噁唑并[5,4-c]吡啶 2-Methyl-4,5,6,7-tetrahydrooxazolo[5,4-c]pyridine 886371-60-4 C7H10N2O
4,5,6,7-四氢-2-甲基噁唑并[4,5-c]吡啶 2-methyl-4,5,6,7-tetrahydrooxazolo[4,5-c]pyridine 885273-36-9 C7H10N2O
4,5,6,7-四氢-1H-咪唑并[4,5-c]吡啶-6-羧酸甲酯 methyl 4,5,6,7-tetrahydro-3H-imidazo[4,5-c]pyridine-6-carboxylate 82523-06-6 C8H11N3O2
4,5,6,7-四氢-1H-吲哚-2-甲醛 4,5,6,7-tetrahydro-1H-indole-2-carbaldehyde 80744-01-0 C9H11NO
4,5,6,7-四氢-1H-吡唑并[3,4-c]吡啶二盐酸盐 4,5,6,7-Tetrahydro-1H-pyrazolo[3,4-c]pyridine dihydrochloride 871726-74-8 C6H11Cl2N3
4,5,6,7-四氢-1-苯并噻吩-3-甲醛 4,5,6,7-tetrahydrobenzo[b]thiophene-3-carbaldehyde 851634-60-1 C9H10OS
4,5,6,7-四氢-1-甲基-7-氧代-1H-吲唑-3-羧酸乙酯 ethyl 1-methyl-7-oxo-4,5,6,7-tetrahydro-1H-indazole-3-carboxylate 802541-13-5 C11H14N2O3
4,5,6,7-四氢-1,3-苯并噻唑-2-甲醛 4,5,6,7-tetrahydrobenzo[d]thiazole-2-carbaldehyde 884504-72-7 C8H9NOS
4,5,6,7-四氢-1,2-苯异噁唑-3-甲醇 4,5,6,7-Tetrahydro-1,2-benzisoxazol-3-ylmethanol 893638-91-0 C8H11NO2
4,5,6,7-四氟-2-甲基-1-苯并呋喃-3-羧酸 5-Pyrimidinecarboxamide, 2-amino-N-(8-(p-fluorobenzyl)-3-beta-nortropanyl)-4-methoxy-, monomaleate 84923-18-2 C24H28FN5O6
4,5,6,7,7-五甲基辛-4-烯-3-酮 2'-Guanidyl-2'-deaminogentamicin C1 82089-23-4 C22H45N7O7
4,5,5,5-四氟-2-甲基-4-(三氟甲基)戊-2-烯-3-基异丁酸酯 [4,5,5,5-Tetrafluoro-2-methyl-4-(trifluoromethyl)pent-2-en-3-yl] 2-methylpropanoate 80553-03-3 C11H13F7O2
4,4’-二环己基联苯 4,4'-Dicyclohexyl-biphenyl 81937-29-3 C24H30
4,4’-二溴联苯-D8 4,4'-dibromobiphenyl-d8 80523-79-1 C12H8Br2
4,4’-二溴二苯并-18-冠醚-6 4-bromo-dibenzo-18-crown-6 87016-67-9 C20H23BrO6
4,4’-二氨基二苯环己烷 4-[1-(4-Aminophenyl)cyclohexyl]aniline;hydrochloride 85030-20-2 C18H23ClN2
4,4’-二氨基-2,2’-二甲基-1,1’-联苯 2,2'-dimethylbenzidine 84-67-3 C14H16N2
4,4’-二[2-(4-己氧基苯基)乙烯基]-2,2’-联吡啶 4,4'-bis(p-hexyloxystyryl)-2,2'-bipyridine 846563-66-4 C38H44N2O2
4,4’,4’’-(吡啶-2,4,6-三基)三苯胺 4-(4'-aminophenyl)-2,6-bis(4''-aminophenyl)pyridine 83266-97-1 C23H20N4