| 1 | 2734-52-3 | 分散红19 | Disperse Red 19 | C16H18N4O4
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| 2 | 1407590-76-4 | Lenalidomide N-Aminopropanoyl Impurity | Lenalidomide N-Aminopropanoyl Impurity | C16H18N4O4
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| 3 | 49853-00-1 | BENZENAMINE, 2,5-DIETHOXY-4-[(4-NITROPHENYL)AZO] | BENZENAMINE, 2,5-DIETHOXY-4-[(4-NITROPHENYL)AZO] | C16H18N4O4
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| 4 | 101412-97-9 | N-benzyloxycarbonylglycyl-proline diazomethyl ketone | N-benzyloxycarbonylglycyl-proline diazomethyl ketone | C16H18N4O4
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| 5 | 20059-24-9 | 5-(diethylamino)-2-[(2-hydroxy-5-nitrophenyl)azo]phenol | 5-(diethylamino)-2-[(2-hydroxy-5-nitrophenyl)azo]phenol | C16H18N4O4
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| 6 | | 5-[2-(4,4-dimethyl-2,6-dioxocyclohexylidene)hydrazino]isophthalamide | 5-[2-(4,4-dimethyl-2,6-dioxocyclohexylidene)hydrazino]isophthalamide | C16H18N4O4
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| 7 | 21650-07-7 | Alanine,N-[N-(2-quinoxalinylcarbonyl)-L-alanyl]-, methyl ester, L- (8CI) | Alanine,N-[N-(2-quinoxalinylcarbonyl)-L-alanyl]-, methyl ester, L- (8CI) | C16H18N4O4
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| 8 | 2093388-20-4 | 4-((3-氨基丙基)氨基)-2-(2,6-二氧代-哌啶-3-基)异吲哚-1,3-二酮 | 4-((3-aminopropyl)amino)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione | C16H18N4O4
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| 9 | | N-[1-AZA-2-[2-[(4,6-DIMETHOXYPYRIMIDIN-2-YL)OXY]PHENYL]ETHENYL]PROPIONAMIDE | N-[1-AZA-2-[2-[(4,6-DIMETHOXYPYRIMIDIN-2-YL)OXY]PHENYL]ETHENYL]PROPIONAMIDE | C16H18N4O4
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| 10 | | 4-OXO-4-[4-(3-(PYRIDIN-3-YL)-1,2,4-OXADIAZOL-5-YL)PIPERIDIN-1-YL]BUTANOIC ACID | 4-OXO-4-[4-(3-(PYRIDIN-3-YL)-1,2,4-OXADIAZOL-5-YL)PIPERIDIN-1-YL]BUTANOIC ACID | C16H18N4O4
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| 11 | 636989-81-6 | ethyl 4-(3-formyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperazine-1-carboxylate | ethyl 4-(3-formyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperazine-1-carboxylate | C16H18N4O4
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| 12 | 2412056-37-0 | 5-[(3-aminopropyl)amino]-2-(2,6-dioxo-3-piperidinyl)-1H-Isoindole-1,3(2H)-dione, | 5-[(3-aminopropyl)amino]-2-(2,6-dioxo-3-piperidinyl)-1H-Isoindole-1,3(2H)-dione, | C16H18N4O4
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| 13 | 339287-30-8 | 2-(5-(ethoxymethyl)-4-imino-2-methyl-1(4H)-pyrimidinyl)-1-{4-nitrophenyl}ethanone | 2-(5-(ethoxymethyl)-4-imino-2-methyl-1(4H)-pyrimidinyl)-1-{4-nitrophenyl}ethanone | C16H18N4O4
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| 14 | | N'-[(E)-3-(3,4-dimethoxyphenyl)-2-propenoyl]-3-methyl-1H-pyrazole-5-carbohydrazide | N'-[(E)-3-(3,4-dimethoxyphenyl)-2-propenoyl]-3-methyl-1H-pyrazole-5-carbohydrazide | C16H18N4O4
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| 15 | 117354-16-2 | 6,6'-双(胺甲基)-2,2‘-联吡啶-4,4'-二甲酸二甲酯 | [2,2'-Bipyridine]-4,4'-dicarboxylic acid, 6,6'-bis(aMinoMethyl)-, 4,4'-diMethyl ester | C16H18N4O4
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| 16 | 125455-77-8 | N-[1,2-dihydro-1-[(2R,6S)-6-(hydroxyMethyl)-2-Morpholinyl]-2-oxo-4-pyriMidinyl]- BenzaMide | N-[1,2-dihydro-1-[(2R,6S)-6-(hydroxyMethyl)-2-Morpholinyl]-2-oxo-4-pyriMidinyl]- BenzaMide | C16H18N4O4
| 核苷 | |
| 17 | | N-[1-AZA-2-[2-[(4-METHOXY-6-METHYLPYRIMIDIN-2-YL)OXY]PHENYL]ETHENYL]CARBAMIC ACID, ETHYL ESTER | N-[1-AZA-2-[2-[(4-METHOXY-6-METHYLPYRIMIDIN-2-YL)OXY]PHENYL]ETHENYL]CARBAMIC ACID, ETHYL ESTER | C16H18N4O4
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| 18 | 1246055-69-5 | 2-(2-methoxy-5-(1-methyl-6-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-b]pyridin-4-yl)phenoxy)acetamide | 2-(2-methoxy-5-(1-methyl-6-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-b]pyridin-4-yl)phenoxy)acetamide | C16H18N4O4
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| 19 | 2227107-89-1 | 埃索美拉唑杂质H431 | ammonium 1-(5-methoxy-1H-benzo[d]imidazol-2-yl)-3,5-dimethyl-4-oxo-1,4-dihydropyridine-2-carboxylate | C16H18N4O4
| 杂质对照品;002-埃索美拉唑 | 杂质对照品;002-埃索美拉唑 |
| 20 | | 6,8-Dimethyl-4-[2-(hydrazinocarbonyl)ethenyl]-1-oxo-1,2-dihydrophthalazine-7-carboxylic acid ethyl ester | 6,8-Dimethyl-4-[2-(hydrazinocarbonyl)ethenyl]-1-oxo-1,2-dihydrophthalazine-7-carboxylic acid ethyl ester | C16H18N4O4
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| 21 | 166115-85-1 | 2H-1-Benzopyran-2-carboxamide, N-(6-amino-1,2,3,4-tetrahydro-1,3-dimethyl-2,4-dioxo-5-pyrimidinyl)-3,4-dihydro- | 2H-1-Benzopyran-2-carboxamide, N-(6-amino-1,2,3,4-tetrahydro-1,3-dimethyl-2,4-dioxo-5-pyrimidinyl)-3,4-dihydro- | C16H18N4O4
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