| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4,6,11-三氧杂-1-氮杂-5-铋杂双环[3.3.3]十一烷 | [Bi(triethanolaminolate)]n | 26151-44-0 | Bi*C6H12NO3 |
| 4,6(1H,5H)-嘧啶二酮(7CI,9CI) | 1<i>H</i>-pyrimidine-4,6-dione | 25286-58-2 | C4H4N2O2 |
| 4,5-辛烷二醇 | octane-4,5-diol | 22607-10-9 | C8H18O2 |
| 4,5-环氧环己烷-2-二甲酸二缩水甘油酯 | 4,5-epoxytetrahydrophthalic acid glycidyl ester | 25293-64-5 | C14H18O7 |
| 4,5-哒嗪二醇,六氢-3-(羟甲基)-,(3R,4R,5R)- | 2,4-bis-benzyloxy-5H-pyrrolo[3,2-d]pyrimidine | 222631-56-3 | C20H17N3O2 |
| 4,5-双-(4-甲氧基苯基)-噻唑-2-胺 | 4,5-bis(4-methoxyphenyl)thiazol-2-amine | 24827-38-1 | C17H16N2O2S |
| 4,5-双(苯基甲氧基)-1,2-苯二甲腈 | 4,5-dibenzyloxyphthalonitrile | 206995-45-1 | C22H16N2O2 |
| 4,5-双(4-氯苯基)-1,3-二氢咪唑-2-硫酮 | 4,5-bis(4-chlorophenyl)-2-mercapto-imidazole | 23187-08-8 | C15H10Cl2N2S |
| 4,5-双(2-溴-4,5-二甲氧基苯基)异恶唑 | 4,5-bis(2-bromo-4,5-dimethoxyphenyl)isoxazole | 299216-00-5 | C19H17Br2NO5 |
| 4,5-二苯基-2-咪唑硫醇 | 2-mercapto-4,5-diphenylimidazole | 2349-58-8 | C15H12N2S |
| 4,5-二苯基-2-(N-乙基-N-(2-羟基乙基)氨基)恶唑 | 2-[(4,5-diphenyl-oxazol-2-yl)-ethyl-amino]-ethanol | 20503-79-1 | C19H20N2O2 |
| 4,5-二苯基-2-((2-羟基乙基)氨基)-恶唑 | 2-(4,5-diphenyl-oxazol-2-ylamino)-ethanol | 20503-75-7 | C17H16N2O2 |
| 4,5-二苯基-1,3-二氧戊环烯-2-酮 | 4,5-diphenyl-1,3-dioxol-2-one | 21240-34-6 | C15H10O3 |
| 4,5-二苯基-1,2-二氢-哒嗪-3,6-二酮 | 4,5-diphenyl-1,2-dihydropyridazine-3,6-dione | 27666-83-7 | C16H12N2O2 |
| 4,5-二脱氧戊糖酸 | 2,3-Dihydroxy-valeric acid | 26386-47-0 | C5H10O4 |
| 4,5-二羟基环己烷-1,2-二羧酸 | 4,5-dihydroxycyclohexane-1,2-dicarboxylic acid | 2403-25-0 | C8H12O6 |
| 4,5-二羟基-萘-1,3-二磺酸 | 4,5-dihydroxy-naphthalene-1,3-disulfonic acid | 23894-05-5 | C10H8O8S2 |
| 4,5-二羟基-4,5-二氢苯并(a)芘 | 4,5-dihydro-B[a]P-diol | 28622-84-6 | C20H14O2 |
| 4,5-二羟基-1-甲基四氢-2H-咪唑-2-硫酮 | 4,5-dihydroxy-1-methylimidazolidine-2-thione | 265986-74-1 | C4H8N2O2S |
| 4,5-二羟基-1-甲基咪唑烷-2-酮 | mono-N-methyl-4,5-dihydroxyimidazolidin-2-one | 22322-62-9 | C4H8N2O3 |
| 4,5-二羟基-1-(羟基甲基)咪唑啉-2-酮 | 4,5-Dihydroxy-1-(hydroxymethyl)imidazolidin-2-one | 20662-57-1 | C4H8N2O4 |
| 4,5-二碘-2-甲氧基苯酚 | 4,5-diiodo-2-methoxyphenol | 288387-66-6 | C7H6I2O2 |
| 4,5-二硝基芴-9-酮-2,7-二羧酸 | 4,5-dinitrofluoren-9-one-2,7-dicarboxylic acid | 24867-37-6 | C15H6N2O9 |
| 4,5-二硝基-9-氧代-9H-芴-2,7-二羧胺 | 4,5-dinitrofluoren-9-one-2,7-dicarboxamide | 213598-63-1 | C15H8N4O7 |
| 4,5-二甲氧基靛红酸酐 | 6,7-dimethoxy-1H-benzo[d][1,3]oxazine-2,4-dione | 20197-92-6 | C10H9NO5 |
| 4,5-二甲氧基-2-萘羧酸甲酯 | 4,5-Dimethoxy-2-naphthoesaeuremethylester | 25932-94-9 | C14H14O4 |
| 4,5-二甲氧基-2-硝基苯甲酰氯 | 4,5-dimethoxy-2-nitrobenzoyl chloride | 29568-78-3 | C9H8ClNO5 |
| 4,5-二甲氧基-2-硝基肉桂酸 | 2-nitro-4,5-dimethoxycinnamic acid | 20567-38-8 | C11H11NO6 |
| 4,5-二甲氧基-2-巯基苯甲胺盐酸盐 | 2-mercapto-4,5-dimethoxybenzylamine | 21407-29-4 | C9H13NO2S |
| 4,5-二甲氧基-2-(6,7-二甲氧基异喹啉-1-基甲基)苯甲酸 | 4,5-dimethoxy-2-(6,7-dimethoxyisoquinolin-1-ylmethyl)benzoic acid | 23594-95-8 | C21H21NO6 |
| 4,5-二甲氧基-1,2-苯并醌 | 4,5-dimethoxy-1,2-benzoquinone | 21086-65-7 | C8H8O4 |
| 4,5-二甲基辛-1,7-二烯-4,5-二醇 | 4,5-dimethyl-1,7-octadiene-4,5-diol | 24449-03-4 | C10H18O2 |
| 4,5-二甲基噁唑 | 4,5-dimethyl-oxazole | 20662-83-3 | C5H7NO |
| 4,5-二甲基呋喃-2-羰酰氯 | 4,5-dimethylfuran-2-carbonyl chloride | 220769-85-7 | C7H7ClO2 |
| 4,5-二甲基吡啶-2-甲腈 | 2-Cyano-4,5-dimethylpyridin | 24559-31-7 | C8H8N2 |
| 4,5-二甲基-5,6-二氢-2(1H)-吡啶酮 | 4,5-dimethyl-5,6-dihydropyridin-2(1H)-one | 204118-36-5 | C7H11NO |
| 4,5-二甲基-4,5-二氢-1H-吡唑 | 4,5-Dimethyl-Δ<sup>2</sup>-pyrazolin | 28019-94-5 | C5H10N2 |
| 4,5-二甲基-3,6-二氢-2H-吡喃-2-羧酸甲酯 | 2-carbomethoxy-4,5-dimethyl-3,6-dihydro-2H-pyran | 24588-61-2 | C9H14O3 |
| 4,5-二甲基-2-苯基吡啶 | 4,5-dimethyl-2-phenylpyridine | 27063-84-9 | C13H13N |
| 4,5-二甲基-2-(三氯甲基)-1,3-二氧戊环 | 4,5-Dimethyl-2-trichloromethyl-[1,3]dioxolane | 25630-47-1 | C6H9Cl3O2 |
| 4,5-二甲基-2-(1H-吡咯)噻吩-3-羧酸 | 4,5-dimethyl-2-pyrrol-1-yl-thiophene-3-carboxylic acid | 26176-19-2 | C11H11NO2S |
| 4,5-二甲基-1H-茚 | 4,5-dimethylindene | 23288-02-0 | C11H12 |
| 4,5-二甲基-1H-咪唑 | 4,5-dimethylimidazole | 2302-39-8 | C5H8N2 |
| 4,5-二甲基-1H-吡咯-2-羧酸乙酯 | 4,5-dimethyl-pyrrole-2-carboxylic acid ethyl ester | 2199-45-3 | C9H13NO2 |
| 4,5-二甲基-1,2-苯二酚 | 4,5-dimethylbenzene-1,2-diol | 2785-74-2 | C8H10O2 |
| 4,5-二甲基-1,2-噻唑 | 4,5-Dimethyl-isothiazol | 27330-47-8 | C5H7NS |
| 4,5-二溴邻苯乙酸 | 4,5-dibromophthalic acid | 24063-28-3 | C8H4Br2O4 |
| 4,5-二溴苯-1,2-二醇 | 4,5-dibromobenzene-1,2-diol | 2563-26-0 | C6H4Br2O2 |
| 4,5-二溴水杨基苯胺 | 4,5-Dibromosalicylanilide | 24556-64-7 | C13H9Br2NO2 |
| 4,5-二溴-2H-1,2,3-三唑 | 4,5-dibromo-2H-1,2,3-triazole | 22300-52-3 | C2HBr2N3 |