| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4,5-二氯-2-噻吩羧酸甲酯 | methyl 4,5-dichlorothiophene-2-carboxylate | 89281-29-8 | C6H4Cl2O2S |
| 4,5-二氯-2-乙氧基吡啶 | 2-ethoxy-4,5-dichloro-pyridine | 857991-71-0 | C7H7Cl2NO |
| 4,5-二氯-2-(五氯苯氧基)苯酚 | L-Leucinohydrazide dihydrochloride | 83918-58-5 | C6H17Cl2N3O |
| 4,5-二氯-2-(三氟甲基)吡啶 | 4,5-dichloro-2-(trifluoromethyl)pyridine | 823221-98-3 | C6H2Cl2F3N |
| 4,5-二氯-2-(3,5-二氯苯基)-3(2H)-哒嗪酮 | 4,5-dichloro-2-(3,5-dichlorophenyl)pyridazin-3-one | 86483-43-4 | C10H4Cl4N2O |
| 4,5-二氯-2,6-二甲基-哒嗪-3-酮 | 4,5-dichloro-2,6-dimethyl-pyridazin-3-one | 872826-22-7 | C6H6Cl2N2O |
| 4,5-二氯-2(3h)-苯并噻唑酮 | 4,5-Dichloro-2(3h)-benzothiazolone | 87553-87-5 | C7H3Cl2NOS |
| 4,5-二氯-1H-吡咯并[2,3-d]嘧啶-2-胺 | 2-amino-4,5-dichloro-7H-pyrrolo[2,3-d]pyrimidine | 873792-86-0 | C6H4Cl2N4 |
| 4,5-二氯-1H-吡咯-2-羧酸乙酯 | ethyl 4,5-dichloro-1H-pyrrole-2-carboxylate | 848499-08-1 | C7H7Cl2NO2 |
| 4,5-二氨基吡啶甲酸甲酯 | methyl 4,5-diaminopyridine-2-carboxylate | 850689-13-3 | C7H9N3O2 |
| 4,5-二氨基-3-甲基-6-氧嘧啶 | 4,5-Diamino-3,6-dihydro-3-methyl-6-oxo-pyrimidin | 824-27-1 | C5H8N4O |
| 4,5-二氨基-2-氰基三氟甲苯 | 5-cyano-6-trifluoromethyl-1,2-phenylenediamine | 882978-62-3 | C8H6F3N3 |
| 4,5-二氨基-2-乙基-1-甲基-1,2-二氢-3H-吡唑-3-酮 | 4,5-diamino-2-ethyl-1-methyl-1,2-dihydropyrazol-3-one | 857036-14-7 | C6H12N4O |
| 4,5-二氨基-1-茚满酮 | 4,5-diamino-indan-1-one | 851107-86-3 | C9H10N2O |
| 4,5-二氢异噻唑1,1-二氧化物 | 4,5-dihydro-isothiazole 1,1-dioxide | 881652-45-5 | C3H5NO2S |
| 4,5-二氢噻唑-2-羧酸 | thiazolinecarboxylic acid | 81018-64-6 | C4H5NO2S |
| 4,5-二氢吡唑-5-羧酸乙酯 | ethyl 4,5-dihydro-1H-pyrazole-5-carboxylate | 89600-89-5 | C6H10N2O2 |
| 4,5-二氢-n,1,4,4-四甲基-8-[[4-(4-甲基-1-哌嗪)苯基]氨基]-1H-吡唑并[4,3-h]喹唑啉-3-羧酰胺 | milciclib | 802539-81-7 | C25H32N8O |
| 4,5-二氢-5-氧代-1H-咪唑-2-羧酸 | 4-oxo-4,5-dihydro-3<i>H</i>-imidazole-2-carboxylic acid | 861293-24-5 | C4H4N2O3 |
| 4,5-二氢-5-氧代-1H-咪唑-2-磺酸 | 5-oxo-4,5-dihydro-1H-imidazole-2-sulfonic acid | 858511-41-8 | C3H4N2O4S |
| 4,5-二氢-5-氧代-1-苯基-4-[[4-(苯基偶氮)苯基]偶氮]-1H-吡唑-3-甲酰胺 | 4,5-Dihydro-5-oxo-1-phenyl-4-((4-(phenylazo)phenyl)azo)-1H-pyrazole-3-carboxamide | 84753-01-5 | C22H17N7O2 |
| 4,5-二氢-5,5-二苯基-1,2,4-三嗪-3(2H)-酮 | 4,5-Dihydro-5,5-diphenyl-1,2,4-triazin-3(2H)-one | 84370-84-3 | C15H13N3O |
| 4,5-二氢-4-芘丙酸 | 4,5-dihydro-4-pyrenepropionic acid | 86426-50-8 | C19H16O2 |
| 4,5-二氢-4-氧代-1H-吡咯并[3,2-d]嘧啶-7-羧酸乙酯 | ethyl 4-hydroxy-5H-pyrrolo[3,2-d]pyrimidine-7-carboxylate | 853058-41-0 | C9H9N3O3 |
| 4,5-二氢-3-(甲硫基)-1-苯基-1H-苯并[g]吲唑 | 3-(methylthio)-1-phenyl-4,5-dihydro-1H-benzo[g]indazole | 871110-19-9 | C18H16N2S |
| 4,5-二氢-3-(4-吡啶基)-2H-苯并[G]吲唑甲烷磺酸盐 | methanesulfonate;3-pyridin-1-ium-4-yl-4,5-dihydro-1H-benzo[g]indazole | 80997-85-9 | C17H17N3O3S |
| 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 |