| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4,5-二氢-2-(5-苯基-1,2-二硫醇-3-亚基氨基)噻唑 | 4,5-dihydro-2-(5-phenyl-1,2-dithiol-3-ylideneamino)thiazole | 81509-71-9 | C12H10N2S3 |
| 4,5-二氢-1H-吡啶并[2,3-E][1,4]重氮基庚英-3(2H)-酮 | l,2,4,5-tetrahydro-pyrido[2,3-e][1,4]diazepin-3-one | 894852-27-8 | C8H9N3O |
| 4,5-二氢-1-甲氧基-3H-苯并[c]氮杂卓 | 1-methoxy-4,5-dihydro-3H-2-benzazepine | 877402-50-1 | C11H13NO |
| 4,5-二氢-1-(3-硝基苯基)-5-氧代-1H-吡唑-3-羧酸 | 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-1-(3-nitrophenyl)-5-oxo- | 89-27-0 | C10H7N3O5 |
| 4,5-二氟吲哚酮 | 4,5-difluoro-2-oxindole | 850429-64-0 | C8H5F2NO |
| 4,5-二氟-3-甲氧基苄基 乙酸 | 2-(3,4-difluoro-5-methoxyphenyl)acetic acid | 887585-35-5 | C9H8F2O3 |
| 4,5-二氟-2-甲氧基苯基硼酸 | 4,5-difluoro-2-methoxyphenylboronic acid | 870777-32-5 | C7H7BF2O3 |
| 4,5-二氟-2-甲氧基苄胺 | (4,5-difluoro-2-methoxyphenyl)methanamine | 886497-93-4 | C8H9F2NO |
| 4,5-二氟-2-甲氧基苄溴 | 4,5-difluoro-2-methoxybenzyl bromide | 886499-64-5 | C8H7BrF2O |
| 4,5-二氟-2-甲基苯胺 | 4,5-difluoro-2-methylaniline | 875664-57-6 | C7H7F2N |
| 4,5-二氟-2-甲基吲哚-3-甲酸乙酯 | Ethyl 4,5-difluoro-2-methyl-1h-indole-3-carboxylate | 886362-67-0 | C12H11F2NO2 |
| 4,5-二氟-2-乙氧苯基硼酸 | 4,5-Difluoro-2-ethoxyphenylboronic acid | 870778-87-3 | C8H9BF2O3 |
| 4,5-二氟-2-(1H-吡咯-1-基)苯胺 | 4,5-difluoro-2-(1H-pyrrol-1-yl)aniline | 896429-38-2 | C10H8F2N2 |
| 4,5-二氟-2,3-二氢-2-甲基-1H-吲哚 | 4,5-difluoro-2-methyl-2,3-dihydro-1H-indole | 85730-59-2 | C9H9F2N |
| 4,5-二氟-1H-吲哚-2-羧酸 | 4,5-difluoro-1H-indole-2-carboxylic acid | 884494-61-5 | C9H5F2NO2 |
| 4,5-二氟-1,2-苯二甲醇 | (4,5-difluoro-1,2-phenylene)dimethanol | 854519-97-4 | C8H8F2O2 |
| 4,5-二己基苯-1,2-二胺 | 4,5-dihexyl-benzene-1,2-diamine | 86723-75-3 | C18H32N2 |
| 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 |