| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| —— | 2-(m-chlorophenyl)-α-hydroxy-5-oxo-1-pyrazolidine acetic acid | 100937-07-3 | C11H11ClN2O4 |
| —— | 2-[(3R,4R)-1-[bis(trimethylsilyl)methyl]-2-oxo-4-(2-oxopropoxy)azetidin-3-yl]isoindole-1,3-dione | 128624-87-3 | C21H30N2O5Si2 |
| —— | 2-(3-fluorophenyl)-α-hydroxy-5-oxo-1-pyrazolidine acetic acid | 100937-08-4 | C11H11FN2O4 |
| —— | (6<i>R</i>)-7<i>c</i>-methoxy-8-oxo-3-(2-thiazol-4-yl-vinyl)-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 | 61018-44-8 | C19H17N3O5S3 |
| —— | (6<i>R</i>)-7<i>t</i>-[2-furan-2-yl-2-(methoxycarbamoyl-methoxyimino)-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 benzhydryl ester | 67442-41-5 | C30H28N4O8S |
| —— | trans-3-n-Butyl-4-acetoxyazetidinone | 128537-68-8 | C9H15NO3 |
| —— | (3S,4R)-1-<(S)-1-(benzyloxy)-4-methylpent-2-yl>-3-(benzylideneamino)-3-methyl-4-phenylazetidin-2-one | 111793-90-9 | C30H34N2O2 |
| —— | 918302-33-7 | C16H21NO4 | |
| —— | {3-[4-((2S,3R)-3-[(3S)-3-(4-fluorophenyl)-3-hydroxypropyl]-1-{4-[2-(1H-pyrazol-4-yl)ethyl]phenyl}-4-oxoazetidin-2-yl)phenyl]propyl}malonic acid | 1227267-71-1 | C35H36FN3O6 |
| —— | (3S,4S)-3-tert-butyldiphenylsilyloxy-4-triisopropylsilyloxymethylazetidin-2-one | 244777-34-2 | C29H45NO3Si2 |
| —— | (6<i>R</i>)-3-acetoxymethyl-7<i>c</i>-methyl-8-oxo-7<i>t</i>-(2-phenoxy-acetylamino)-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 36954-96-8 | C19H20N2O7S |
| —— | (S)-3-Chloromethyl-7-(2-difluoromethylsulfanyl-acetylamino)-7-methoxy-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-methoxy-benzyl ester | 110198-99-7 | C20H21ClF2N2O6S2 |
| —— | 4-Nitrobenzyl (1S,5R,6S)-2-(6-carbamoylmethyl-7-fluoromethylthioimidazo[5,1-b]thiazolium-2-yl)-6-((1R) 1-hydroxyethyl)-1-methyl-1-carbapen-2-em-3-carboxylate iodide | 352307-97-2 | C25H25FN5O7S2*I |
| —— | 3-methoxy-1-(4-methoxy-benzyl)-4-oxo-azetidine-2-carbaldehyde | 1046161-03-8 | C13H15NO4 |
| —— | (2R,5S,6S)-6-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-2,4-dimethyl-1-aza-bicyclo[3.2.0]hept-3-en-7-one | 121463-56-7 | C16H29NO2Si |
| —— | 39256-52-5 | C18H18N6O4S3 | |
| —— | 511294-85-2 | C24H20Cl2N2O2 | |
| —— | (6<i>R</i>)-7<i>t</i>-[2-(<i>Z</i>)-butoxyimino-2-(2-formylamino-thiazol-4-yl)-acetylamino]-3-chloro-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 | 68403-60-1 | C24H23ClN6O8S2 |
| —— | 42733-86-8 | C14H14N6O4S2 | |
| —— | (6<i>R</i>)-3-acetoxymethyl-8-oxo-7-{[<i>N</i>-(2-phenyl-acetimidoyl)-glycyl]-amino}-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 36096-13-6 | C20H22N4O6S |
| —— | (3R,4R)-3-tert-Butyl-2-oxo-1-phenyl-4-phenylsulfanyl-azetidine-3-carbonitrile | 67731-01-5 | C20H20N2OS |
| —— | methyl 4-aza-7-deoxy-2,3-O-isopropylidene-4-(p-nitrophenylamino)-β-L-lyxo-hepto-1,6-septanoside-4-ulose | 119690-28-7 | C16H21N3O7 |
| —— | (S)-2-[4-(((2-(diethylamino)ethyl)ethylamino)carbonyl)phenoxy]-3,3-diethyl-N-[(R)-1-(4-(trifluoromethyl)phenyl)butyl]-4-oxo-1-azetidinecarboxamide | 1140964-07-3 | C34H47F3N4O4 |
| —— | 6-(1-hydroxyethyl)-2-(2-methoxymethyl-3,4,5,6-tetrahydropyrimidin-5-ylthio)-1-methylcarbapen-2-em-3-carboxylic acid | 101135-19-7 | C16H23N3O5S |
| —— | (3S,4R)-3-benzyl-4-(4-(dimethylamino)phenyl)-1-((R)-1-phenylethyl)azetidin-2-one | 1204397-05-6 | C26H28N2O |
| —— | <i>rac</i>-1,1-dioxo-6α-phthalimido-1λ<sup>6</sup>-penicillanic acid methyl ester | 61657-18-9 | C17H16N2O7S |
| —— | (E)-3-Hydroxy-2-(2-methylsulfanyl-4-oxo-azetidin-1-yl)-pent-2-enedioic acid dimethyl ester | 66314-55-4 | C11H15NO6S |
| —— | (6<i>R</i>)-7<i>t</i>-[2-(2-amino-thiazol-4-yl)-2-(<i>Z</i>)-hexyloxyimino-acetylamino]-3-chloro-8-oxo-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 68403-75-8 | C18H22ClN5O5S2 |
| —— | 2-((2R,3S)-2-Acetylsulfanyl-3-benzyloxycarbonylamino-4-oxo-azetidin-1-yl)-3-methyl-but-2-enoic acid methyl ester | 87259-78-7 | C19H22N2O6S |
| —— | 2-(2-(3-(4-((2S,3R)-1-(4-fluorophenyl)-3-((S)-3-(4-fluorophenyl)-3-hydroxypropyl)-4-oxoazetidin-2-yl)phenethyl)oxetan-3-yloxy)acetamido)-3-(4-hydroxyphenyl)-2-methylpropanoic acid | 1242159-58-5 | C41H42F2N2O8 |
| —— | (3S,4R,2'S,5'S,6'R)-1,4-diphenyl-3-[(2',4',5'-trimethyl-3'-oxo-6'-phenylmorpholin-2'-yl)oxy]azetidin-2-one | 523987-63-5 | C28H28N2O4 |
| —— | 4-Cyclopropyl-3-methylpyrrolidin-2-one | 1936404-47-5 | C8H13NO |
| —— | N-2,3-Epoxypropyl-ε-caprolactam | 66601-62-5 | C9H15NO2 |
| —— | N-2,4-Dinitrophenyl-cephalosporin-C-di-p-nitrophenylester | 16740-44-6 | C34H29N7O16S |
| —— | 1-(4'-methoxyphenyl)-3-acetoxy-azetidin-2-one | 228720-64-7 | C12H13NO4 |
| —— | (3-{(2R,3S)-1-(tert-Butyl-dimethyl-silanyl)-3-[(R)-1-(tert-butyl-dimethyl-silanyloxy)-ethyl]-4-oxo-azetidin-2-yl}-2-oxo-propyl)-phosphonic acid dibenzyl ester | 86509-36-6 | C34H54NO6PSi2 |
| —— | 2,2,2-tris(3,3,4,4-tetramethyl-2,5-dioxopyrrolidin-1-yl)acetonitrile | 112537-72-1 | C26H36N4O6 |
| —— | (2R,3S)-1-(2-benzoyloxyethyl)-3-t-butyldimethylsilyloxy-2-phenylthiopyrrolidin-5-one | 119519-95-8 | C25H33NO4SSi |
| —— | 87616-44-2 | C17H18Cl2N2O5 | |
| —— | (3S,4R)-1-(2-((3R,4S)-2-oxo-3-phenoxy-4-(4-((trimethylsilyl)ethynyl)phenyl)azetidin-1-yl)ethyl)-3-phenoxy-4-(4-((trimethylsilyl)ethynyl)phenyl)azetidin-2-one | 1219537-46-8 | C42H44N2O4Si2 |
| —— | sodium (1S,5R,6S)-2-(7-benzylthioimidazo-[5,1-b]thiazol-2-yl)-6-((1R)-1-hydroxyethyl)-1-methyl-1-carbapen-2-em-3-carboxylate | 352470-61-2 | C22H20N3O4S2*Na |
| —— | (3S,4S)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-4-[2-(4,5-dihydro-1,3-thiazol-2-ylsulfanyl)acetyl]-1-(4-methoxyphenyl)azetidin-2-one | 113396-77-3 | C23H34N2O4S2Si |
| —— | {2-[3-(1-<i>tert</i>-butoxycarbonylmethyl-1<i>H</i>-tetrazol-5-ylsulfanyl)-2-oxo-propoxy]-4-oxo-3-(2-phenyl-acetylamino)-azetidin-1-yl}-hydroxy-acetic acid benzhydryl ester | 66364-09-8 | C36H38N6O9S |
| —— | 7β-Phenoxyacetamido-3-vinyl-ceph-3-em-4-carbonsaeure | 34712-49-7 | C17H16N2O5S |
| —— | (3R,4R)-cis-1-(p-anisyl)-3-azido-4-carbomethoxyazetidin-2-one | 103174-04-5 | C12H12N4O4 |
| —— | 4-methyl-2-(2-oxo-azepan-1-ylmethyl)-pentanoic acid | 57094-59-4 | C13H23NO3 |
| —— | 1380413-63-7 | C24H17Cl2NO3 | |
| —— | 1-Benzyloxy-3-(t-butyloxycarbonylamino)-4-methoxycarbonylazetidin-2-one | 134052-90-7 | C17H22N2O6 |
| —— | 5-[2-[4-[(2S,3R)-2-[4-[3,4-dihydroxy-3-(hydroxymethyl)butyl]phenyl]-3-[(3S)-3-(4-fluorophenyl)-3-hydroxypropyl]-4-oxoazetidin-1-yl]phenyl]ethyl]pyrimidine-2-carboxamide | 1025467-82-6 | C36H39FN4O6 |
| —— | 64027-56-1 | C30H30N4O9 |