| 1 | | (-)-QUININE 2H2O | (-)-QUININE 2H2O | C20H28N2O4
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| 2 | | BUTTPARK 92\50-64 | BUTTPARK 92\50-64 | C20H28N2O4
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| 3 | 26482-11-1 | | O-Acetylcypholophine | C20H28N2O4
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| 4 | | BOC-L-TRYPTOPHAN T-BUTYL ESTER | BOC-L-TRYPTOPHAN T-BUTYL ESTER | C20H28N2O4
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| 5 | | 1,2-BIS-(BENZYLAMINO)ETHANE DIACETATE | 1,2-BIS-(BENZYLAMINO)ETHANE DIACETATE | C20H28N2O4
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| 6 | 122-75-8 | N,N'-二苄基乙二胺二乙酸 | N,N'-Dibenzylethylenediamine diacetate | C20H28N2O4
| 芳烃;胺盐;医药原料;杂质对照品;医药中间体;化工中间体;其他中间体;有机化工原料 | 医药 |
| 7 | 1385694-44-9 | 1-BOC-6-CBZ-八氢吡咯并[3,4-B]吡啶 | 1-Boc-6-cbz-octahydropyrrolo[3,4-b]pyridine | C20H28N2O4
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| 8 | 27574-80-7 | 1,1'-(十二烷-1,12-二基)双(1H-吡咯-2,5-二酮) | 1,1'-(dodecane-1,12-diyl)bis-1H-pyrrole-2,5-dione | C20H28N2O4
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| 9 | 127236-20-8 | 2,4-ditert-butoxy-5-(2,5-dimethoxyphenyl)pyrimidine | 2,4-ditert-butoxy-5-(2,5-dimethoxyphenyl)pyrimidine | C20H28N2O4
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| 10 | 886363-78-6 | 叔丁基6-乙酰氨基螺[色满-2,4'-哌啶]-1'-羧酸盐 | 6-ACETYLAMINO-2-SPIRO(N-BOC-PIPERIDINE-4-YL)-BENZOPYRAN | C20H28N2O4
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| 11 | 91835-59-5 | | Benzenedimethanamine, N,N,N',N'-tetrakis(oxiranylmethyl)- | C20H28N2O4
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| 12 | 475394-42-4 | N'-(3-cyclohexen-1-ylmethylene)-3,4,5-triethoxybenzohydrazide | N'-(3-cyclohexen-1-ylmethylene)-3,4,5-triethoxybenzohydrazide | C20H28N2O4
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| 13 | 61302-94-1 | | L-Tryptophan, N-[1-(3,4-dihydroxycyclopentyl)propyl]-1-methyl- | C20H28N2O4
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| 14 | 82558-51-8 | Benzamide, N-[3-(1,1-dimethylethyl)-5-isoxazolyl]-2,6-dipropoxy- | Benzamide, N-[3-(1,1-dimethylethyl)-5-isoxazolyl]-2,6-dipropoxy- | C20H28N2O4
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| 15 | 1334414-49-1 | tert-BUTYL 3-BENZYL-3,7-DIAZABICYCLO[4,3,0]NONANE-7-DICARBOXYLATE | tert-BUTYL 3-BENZYL-3,7-DIAZABICYCLO[4,3,0]NONANE-7-DICARBOXYLATE | C20H28N2O4
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| 16 | 1334784-95-0 | 2,7-二氮杂螺[3.5]壬烷-2,7-二羧酸7-苄基2-叔丁酯 | 7-Benzyl 2-tert-butyl 2, 7-diazaspiro[3.5]nonane-2, 7-dicarboxylate | C20H28N2O4
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| 17 | 1345728-66-6 | 2-苄基 7-(叔丁基) 2,7-二氮杂螺[3.5]壬烷-2,7-二羧酸酯 | 2-benzyl 7-(tert-butyl) 2, 7-diazaspiro[3.5]nonane-2, 7-dicarboxylate | C20H28N2O4
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| 18 | 1239852-32-4 | tert-Butyl 1-benzyloxycarbonylaMino-6-azaspiro[2.5]octane-6-carboxylate | tert-Butyl 1-benzyloxycarbonylaMino-6-azaspiro[2.5]octane-6-carboxylate | C20H28N2O4
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| 19 | 1445951-73-4 | 1445951-73-4 | Benzyl 3-(1-(Tert-Butoxycarbonyl)Azetidin-3-Yl)Pyrrolidine-1-Carboxylate | C20H28N2O4
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| 20 | 1352925-95-1 | 4-苄基-3-氧代-1-氧杂-4,9-二氮杂螺[5.5]十一烷-9-羧酸叔丁酯 | tert-butyl 4-benzyl-3-oxo-1-oxa-4,9-diazaspiro[5.5]undecane-9-carboxylate | C20H28N2O4
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| 21 | 158008-94-7 | 2-(tert-butoxycarbonylamino)-3-(indol-3-yl)propionic acid tert-butyl ester | 2-(tert-butoxycarbonylamino)-3-(indol-3-yl)propionic acid tert-butyl ester | C20H28N2O4
| 叔丁酯 | |
| 22 | 64020-73-1 | N,N,N'',N''-TETRAKIS(OXIRANYLMETHYL)-1,3-BENZENEDIMETHANAMINE, HOMOPOLYMER) | N,N,N'',N''-TETRAKIS(OXIRANYLMETHYL)-1,3-BENZENEDIMETHANAMINE, HOMOPOLYMER) | C20H28N2O4
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| 23 | 496941-58-3 | N~1~-(1,3-benzodioxol-5-ylmethyl)-N~2~-(4-tert-butylcyclohexyl)ethanediamide | N~1~-(1,3-benzodioxol-5-ylmethyl)-N~2~-(4-tert-butylcyclohexyl)ethanediamide | C20H28N2O4
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| 24 | 1217482-15-9 | tert-butyl 4-[(4s)-4-benzyl-2-oxo-1,3-oxazolidin-3-yl]piperidine-1-carboxylate | tert-butyl 4-[(4s)-4-benzyl-2-oxo-1,3-oxazolidin-3-yl]piperidine-1-carboxylate | C20H28N2O4
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| 25 | | (Z)-2-(acetylamino)-N-cyclohexyl-3-(3,4-dimethoxyphenyl)-N-methyl-2-propenamide | (Z)-2-(acetylamino)-N-cyclohexyl-3-(3,4-dimethoxyphenyl)-N-methyl-2-propenamide | C20H28N2O4
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| 26 | | 2-[2-(CYCLOPROPYL(1-(2-PHENYLETHYL)PIPERIDIN-4-YL)AMINO)-2-OXOETHOXY]ACETIC ACID | 2-[2-(CYCLOPROPYL(1-(2-PHENYLETHYL)PIPERIDIN-4-YL)AMINO)-2-OXOETHOXY]ACETIC ACID | C20H28N2O4
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| 27 | 1219094-44-6 | | Hexanedioic acid, 2,5-dicyano-2,5-bis(1-ethyl-1-propen-1-yl)-, 1,6-dimethyl ester | C20H28N2O4
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| 28 | | GPI1046 | (S)-3-(pyridin-3-yl)propyl 1-(3,3-dimethyl-2-oxopentanoyl)pyrrolidine-2-carboxylate | C20H28N2O4
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| 29 | 181941-59-3 | (3R)-1-benzyloxycarbonyl-3-[1-(tert-butoxycarbonylamino)cyclopropan-1-yl]pyrrolidine | (3R)-1-benzyloxycarbonyl-3-[1-(tert-butoxycarbonylamino)cyclopropan-1-yl]pyrrolidine | C20H28N2O4
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| 30 | 186452-09-5 | 1-(1,2-二氧代-3,3-二甲基戊基)-L脯氨酸-(3-吡啶基)-丙酯 | (S)-3-(Pyridine-3-yl)propyl-1-(3,3-dimethyl-2-oxo-pentanoyl)pyrrolidine-2-carboxylate | C20H28N2O4
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| 31 | 1159825-45-2 | 3-Benzyloxycarbonylamino-8-aza-bicyclo[3.2.1]octane-8-carboxylic acid tert-butyl ester | 3-Benzyloxycarbonylamino-8-aza-bicyclo[3.2.1]octane-8-carboxylic acid tert-butyl ester | C20H28N2O4
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| 32 | 1936016-59-9 | 1,7-Diazaspiro[3.5]nonane-1,7-dicarboxylic acid, 1-(1,1-dimethylethyl) 7-(phenylmethyl) ester | 1,7-Diazaspiro[3.5]nonane-1,7-dicarboxylic acid, 1-(1,1-dimethylethyl) 7-(phenylmethyl) ester | C20H28N2O4
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| 33 | 334830-46-5 | Benzoic acid, 4-[[2-[(cyclobutylcarbonyl)amino]-3-methyl-1-oxopentyl]amino]-, ethyl ester (9CI) | Benzoic acid, 4-[[2-[(cyclobutylcarbonyl)amino]-3-methyl-1-oxopentyl]amino]-, ethyl ester (9CI) | C20H28N2O4
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| 34 | 724454-55-1 | 4-acetyl-1-[2-(diisopropylamino)ethyl]-3-hydroxy-5-(4-hydroxyphenyl)-1,5-dihydro-2H-pyrrol-2-one | 4-acetyl-1-[2-(diisopropylamino)ethyl]-3-hydroxy-5-(4-hydroxyphenyl)-1,5-dihydro-2H-pyrrol-2-one | C20H28N2O4
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| 35 | | 1,2,2-trimethylpropyl 4-(2-ethoxyphenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate | 1,2,2-trimethylpropyl 4-(2-ethoxyphenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate | C20H28N2O4
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| 36 | 15845-55-3 | 5-[(4-Ethyl-3,5-dimethyl-1H-pyrrol-2-yl)methyl]-3-methyl-1H-pyrrole-2,4-dicarboxylic acid diethyl ester | 5-[(4-Ethyl-3,5-dimethyl-1H-pyrrol-2-yl)methyl]-3-methyl-1H-pyrrole-2,4-dicarboxylic acid diethyl ester | C20H28N2O4
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| 37 | 667940-18-3 | | 1-Piperidinecarboxylic acid, 3-[(acetyloxy)methyl]-5-[(1R)-1-amino-3-buten-1-yl]-, phenylmethyl ester, (3S,5R)- | C20H28N2O4
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| 38 | | 1-[2-[[(2,3-Dihydro-7-hydroxy-2,2,4,6-tetramethyl-1H-inden)-1-yl]amino]-2-oxoethyl]pyrrolidine-2-carboxylic acid | 1-[2-[[(2,3-Dihydro-7-hydroxy-2,2,4,6-tetramethyl-1H-inden)-1-yl]amino]-2-oxoethyl]pyrrolidine-2-carboxylic acid | C20H28N2O4
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| 39 | 2177257-63-3 | Cyclopenta[c]pyrrole-2(1H)-carboxylic acid, 3a-[[(1,1-dimethylethoxy)carbonyl]amino]hexahydro-, phenylmethyl ester | Cyclopenta[c]pyrrole-2(1H)-carboxylic acid, 3a-[[(1,1-dimethylethoxy)carbonyl]amino]hexahydro-, phenylmethyl ester | C20H28N2O4
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