| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| —— | 7-(3-chloropropionamido)cephalosporanic acid | 68700-71-0 | C13H15ClN2O6S |
| —— | 7-[3-carboxymethyl-1,2,4-oxadiazol-5-yl-acetamido]-cephalosporanic acid | 55152-62-0 | C16H16N4O9S |
| —— | (2S,3S)-1-(2,4-Dimethoxy-benzyl)-3-((R)-1-hydroxy-ethyl)-4-oxo-azetidine-2-carboxylic acid benzyl ester | 92685-88-6 | C22H25NO6 |
| —— | acetic acid 1-[1-(2,2-dimethyl-propanoyl)-2-oxo-azepan-3-yl]-2,2-bis(methylsulfanyl)ethyl ester | 247590-43-8 | C17H29NO4S2 |
| —— | 7-[2-(2-Amino-thiazol-4-yl)-acetylamino]-3-(4-methyl-thiazol-2-ylsulfanylmethyl)-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 58233-76-4 | C17H17N5O4S4 |
| —— | rac-tert-butyl 2-[3,3-difluoro-2-oxo-4-(pyridin-3-yl)azetidin-1-yl]acetate | 1075221-57-6 | C14H16F2N2O3 |
| —— | 4(S)-<1(S)-<(tert-butyloxycarbonyl)amino>-3-methylbutyl>-3,3-difluoro-1-(methoxyphenyl)-2-azetidinone | 109553-27-7 | C20H28F2N2O4 |
| —— | 3-Hydroxy-3-methyl-azecane-2,7-dione | 69956-17-8 | C10H17NO3 |
| —— | 1619933-15-1 | C9H11NO3 | |
| —— | (6R,7R)-3-Aminomethyl-7-{2-(2-amino-thiazol-4-yl)-2-[(Z)-2-carboxy-allyloxyimino]-acetylamino}-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 141613-21-0 | C17H18N6O7S2 |
| —— | 3-chloro-4-(3-nitro-phenyl)-1-[4-(4-nitro-phenylsulfanyl)-phenyl]-azetidin-2-one | 67687-66-5 | C21H14ClN3O5S |
| —— | Benzyl-6β-acetamido-6-penicillanat | 35412-21-6 | C18H22N2O5S |
| —— | 3,3,4,5-Tetramethyl-4-phenyl-pyrrolidin-2-one | 342802-34-0 | C14H19NO |
| —— | 3-Methyl-2-[(3R,4R)-2-oxo-4-(2-oxo-butylsulfanyl)-3-(trityl-amino)-azetidin-1-yl]-but-2-enoic acid benzyl ester | 40323-81-7 | C38H38N2O4S |
| —— | rel-(3R,4S)-4-Phenyl-3-thiophenoxy-2-azetidinone | 83948-48-5 | C15H13NOS |
| —— | Acetic acid (2R,3S,4R,5S)-4,5-diacetoxy-1-(4-methoxy-phenyl)-6-oxo-2-propa-1,2-dienyl-piperidin-3-yl ester | 223608-69-3 | C21H23NO8 |
| —— | N-(6-(4-Bromophenyl)hexyl)-4-benzylthio-2-oxoazetidin-1-ylacetamide | 180202-29-3 | C24H29BrN2O2S |
| —— | N-(6-(3,5-dichlorophenyl)hexyl)-(4-benzylthio-2-oxoazetidin-1-yl)acetamide | 180201-93-8 | C24H28Cl2N2O2S |
| —— | N-[6-(4-Chlorophenyl)hexyl]-4-(4-methoxybenzylsulphonyl)-2-oxoazetidin-1-ylacetamide | 180202-70-4 | C25H31ClN2O5S |
| —— | (1R,5S,7S)-1,5,7-Trimethyl-2-oxo-3-aza-bicyclo[3.3.1]nonane-7-carboxylic acid 2-hydroxy-ethyl ester | 126017-31-0 | C14H23NO4 |
| —— | 2-[2-(2-Methoxycarbonyl-ethanesulfinyl)-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-1-yl]-3-methyl-but-3-enoic acid 4-nitro-benzyl ester | 64671-45-0 | C27H29N3O10S |
| —— | (6<i>R</i>)-3-acetoxymethyl-7<i>t</i>-[(<i>R</i>)-5-benzhydryloxycarbonyl-5-(2,2,2-trichloro-ethoxycarbonylamino)-pentanoylamino]-8-oxo-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester | 19702-61-5 | C45H42Cl3N3O10S |
| —— | 1-Formyl-3-nitro-azacycloheptan-2-on | 24740-63-4 | C7H10N2O4 |
| —— | (R)-2-[2-Bromosulfinyl-3-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-4-oxo-azetidin-1-yl]-3-methyl-but-3-enoic acid 2,2,2-trichloro-ethyl ester | 57712-26-2 | C18H14BrCl3N2O6S |
| —— | (6R,7S)-7-bromo-2-(2,2-dimethylpropanoyl)-3-methyl-5,5-dioxo-5lambda6-thia-1-azabicyclo[4.2.0]oct-2-en-8-one | 204379-06-6 | C12H16BrNO4S |
| —— | 3-Isopropyl-4-methyl-1-(toluene-4-sulfonyl)-4-triethylsilanyloxy-azetidin-2-one | 69336-90-9 | C20H33NO4SSi |
| —— | N-(4-phenylbutyl)-(4-benzylthio-2-oxoazetidin-1-yl)acηmide | 180201-76-7 | C22H26N2O2S |
| —— | (2R,3R)-3-ethyl-4-oxo-1-<(S)-1-phenylethyl>azetidine-2-ethanol | 109151-04-4 | C15H21NO2 |
| —— | p-nitrobenzyl (1R,5S,6S)-2-[(2R,4S)-2-[2-(dimethylamino)ethyl]-N-p-nitrobenzyloxycarbonylpyrrolidin-4-ylthio]-6-[(R)-1-hydroxyethyl]-1-methyl-1-carbapen-2-em-3-carboxylate | 150309-56-1 | C33H39N5O10S |
| —— | (6<i>R</i>)-7<i>t</i>-[2-((Ξ)-2-dimethylamino-4-oxo-4,5-dihydro-thiazol-5-yl)-acetylamino]-3-methyl-8-oxo-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 56787-78-1 | C15H18N4O5S2 |
| —— | Z-3-Ethylidene-4-(methoxycarbonyl)-1-(4-methoxyphenyl)azetidin-2-one | 124156-30-5 | C14H15NO4 |
| —— | 2-(2,5-dimethoxy-phenyl)-4-hydroxy-5-oxo-1-phenyl-pyrrolidine-3-carboxylic acid methyl ester | 62047-90-9 | C20H21NO6 |
| —— | 7-{[3-(2,4,6-trimethylphenyl)-1,2,4-oxadiazol-5-yl]-acetamido}-cephalosporanic acid | 55152-04-0 | C23H24N4O7S |
| —— | (6<i>R</i>)-3-(5-methyl-[1,3,4]thiadiazol-2-ylsulfanylmethyl)-8-oxo-7<i>t</i>-(2-[1,2,3]thiadiazol-5-yl-acetylamino)-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 33099-71-7 | C15H14N6O4S4 |
| —— | (3S,4R)-4-(4-methoxyphenyl)-3-phenylmethoxyazetidin-2-one | 145654-57-5 | C17H17NO3 |
| —— | 3-Acetoxymethyl-7β-phenylacetamido-ceph-3-em-1ξ-oxid | 7629-30-3 | C17H18N2O5S |
| —— | 7-[4-(imidazoline-2-yl)-phenoxyacetamido]-cephalosporanoic acid | 58023-75-9 | C21H22N4O7S |
| —— | (6<i>R</i>)-7<i>t</i>-[2-(<i>Z</i>)-ethoxycarbonylmethoxyimino-2-(2-formylamino-thiazol-4-yl)-acetylamino]-8-oxo-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester | 68403-47-4 | C24H22N6O10S2 |
| —— | benzyl (4-{2-(2-benzyloxy-4-methoxyphenyl)-3-[3-(tert-butyldimethylsilanyloxy)-3-(4-fluorophenyl)propyl]-4-oxoazetidin-1-yl}benzyl)carbamate | 937798-58-8 | C47H53FN2O6Si |
| —— | 3-acetyl-1-(di-p-anisylmethyl)-4-benzyloxycarbonyl-2-azetidinone | 91538-18-0 | C28H27NO6 |
| —— | (3R,4S)-3-Acetyl-1-[bis-(4-methoxy-phenyl)-methyl]-4-[(R)-2-(1-ethoxy-ethoxy)-1-methyl-ethyl]-azetidin-2-one | 111865-65-7 | C27H35NO6 |
| —— | 1-(diisopropylboranyl-phenylimino-methyl)-azepan-2-one | 70430-56-7 | C19H29BN2O |
| —— | (6<i>R</i>)-3-acetoxymethyl-7<i>c</i>-formyl-8-oxo-7<i>t</i>-(2-thiophen-2-yl-acetylamino)-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 41102-71-0 | C17H16N2O7S2 |
| —— | N-[6-(4-Fluorophenyl)hexyl]-4-(4-methoxybenzylsulphonyl)-2-oxoazetidin-1-ylacetamide | 180202-68-0 | C25H31FN2O5S |
| —— | ethyl [2-(2-oxo-5-phenylazepan-1-yl)ethyl] malonate | 1209526-57-7 | C19H25NO5 |
| —— | 4-(2-hydroxyethyl)-N-hydroxy-2-azetidinone | 99606-34-5 | C5H9NO3 |
| —— | (3R,4R)-3-methoxy-1-(4-methoxy-benzyl)-4-(2-nitro-vinyl)-azetidin-2-one | 1046161-09-4 | C14H16N2O5 |
| —— | 3,3-dimethyl-5-(2-oxanyloxymethyl)-1-benzylpyrrolidin-2-one | 212890-96-5 | C19H27NO3 |
| —— | 6-cyclohexyloxythiocarbonamido-penicillansaeure-cyclohexylester | 33607-41-9 | C21H32N2O4S2 |
| —— | 7-(α-4-pyridylthioacetamido)cephalosporanic acid | 54293-64-0 | C17H17N3O5S2 |