| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| —— | (3R,4R)-1-benzyl-3-formyl-2-oxo-4-phenylazetidin-3-yl(2-oxoethyl)carbamic acid benzyl ester | 1218934-83-8 | C27H24N2O5 |
| —— | (3S,4R)-3-Benzyloxy-1-[bis-(4-methoxy-phenyl)-methyl]-4-((R)-tert-butoxy-phenyl-methyl)-azetidin-2-one | 141318-53-8 | C36H39NO5 |
| —— | 2-[(2R,3R)-3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yl)-2-((R)-methanesulfinyl)-4-oxo-azetidin-1-yl]-3-methyl-but-2-enoic acid benzyl ester | 57426-73-0 | C24H22N2O6S |
| —— | (3R,4R)-3-[2-(2chloroacetamidothiazol-4-yl)-2-methoxyiminoacetamido]-4-isopropylthio-2-oxoazetidine | 83873-86-3 | C14H18ClN5O4S2 |
| —— | 3,3-Difluoro-4-furan-2-yl-1-((S)-1-phenyl-ethyl)-azetidin-2-one | 120316-03-2 | C15H13F2NO2 |
| —— | (6<i>R</i>)-3-(benzyloxyimino-methyl)-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 benzhydryl ester | 58422-36-9 | C34H29N3O5S2 |
| —— | (3S,αS)-2-(3-amino-2-oxo-1-azetidinyl)-2-phenylacetic acid | 114968-31-9 | C11H12N2O3 |
| —— | 3-chloro-1-{5-[(2-methyl-1H-benzimidazol-1-yl)methyl]-1,3,4-thiadiazol-2-yl}-4-(4-methylphenyl)azetidin-2-one | 1154431-59-0 | C21H18ClN5OS |
| —— | [2-Eth-(Z)-ylidene-1-(4-methoxy-phenyl)-4-oxo-azetidin-3-yl]-carbamic acid benzyl ester | 113742-69-1 | C20H20N2O4 |
| —— | ammonium 4-(4-{1-(4-fluorophenyl)-3-[3-(4-fluorophenyl)-3-hydroxypropyl]-4-oxoazetidin-2-yl}-3-hydroxybenzyloxycarbonyl)piperazine-1-sulfamate | 937798-12-4 | C30H31F2N3O8S*H3N |
| —— | α-(4-Acetylthio-3-phthalimido-2-oxoazetidin-1-yl)-α-acetylessigsaeure | 61534-44-9 | C17H14N2O7S |
| —— | sodium 7α-formamido-7β-<(2-thienyl)acetamido>cephalosporanate | 86062-54-6 | C17H16N3O7S2*Na |
| —— | (3R,4S)-1-Allyl-4-((R)-1-hydroxy-buta-2,3-dienyl)-3-methoxy-azetidin-2-one | 618070-83-0 | C11H15NO3 |
| —— | 1-Trimethylsilyl-4-phenyl-2-azetidinon | 103247-78-5 | C12H17NOSi |
| —— | N-Formyl-hetacillin | 36244-97-0 | C20H23N3O5S |
| —— | 7-<2-D-Amino-2-p-(3-methoxy-propionyloxy)-phenyl-acetamido>-cephalosporansaeure | 65959-51-5 | C22H25N3O9S |
| —— | (6R,7S)-7-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-4-ethyl-1-aza-5-selenabicyclo[4.2.0]oct-8-one | 1286169-41-2 | C16H31NO2SeSi |
| —— | 7-(1,3-Dioxo-1,3-dihydro-isoindol-2-yl)-2-[1-hydroxy-meth-(E)-ylidene]-8-oxo-6-phenyl-5-thia-1-aza-bicyclo[4.2.0]oct-3-ene-3-carboxylic acid methyl ester | 123314-70-5 | C23H16N2O6S |
| —— | (S,S)-4-(N-acetylamino)-5-methylpyrrolidin-2-one | 1350910-26-7 | C7H12N2O2 |
| —— | (R)-2-{(2R,3S)-2-Acetylsulfanyl-3-[(R)-1-(tert-butyl-dimethyl-silanyloxy)-ethyl]-4-oxo-azetidin-1-yl}-3-methyl-but-3-enoic acid methyl ester | 86998-37-0 | C19H33NO5SSi |
| —— | (6<i>R</i>)-7<i>t</i>-[2-(2-amino-pyridin-4-ylsulfanyl)-acetylamino]-7<i>c</i>-methoxy-3-(1-methyl-1<i>H</i>-tetrazol-5-ylsulfanylmethyl)-8-oxo-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 65872-15-3 | C18H20N8O5S3 |
| —— | trichloroethyl 2α-<(2-methyl-1,3,4-thiadiazol-5-yl)thiomethyl>-2β-methyl-6β-(phenoxyacetamido)-penam-3α-carboxylate | 138976-46-2 | C21H21Cl3N4O5S3 |
| —— | sodium 7-(2-thienylacetamido)-2β-methyl-3-acetoxymethylceph-3-em-4-carboxylate | 80366-38-7 | C17H17N2O6S2*Na |
| —— | ethyl 3-<<(4-nitrobenzyloxycarbonyl)amino>methyl>-2-oxoazetidin-4-yl trithiocarbonate | 109977-01-7 | C15H17N3O5S3 |
| —— | (3S,4R)-4-benzoyl-1-(4-methoxyphenyl)-3-phenylmethoxyazetidin-2-one | 1007566-80-4 | C24H21NO4 |
| —— | (3-{4-[(2S,3R)-3-[(3S)-3-(acetyloxy)-3-(4-fluorophenyl)propyl]-4-oxo-1-(4-propylphenyl)azetidin-2-yl]phenyl}propyl)malonic acid | 1227268-00-9 | C35H38FNO7 |
| —— | 6β-[(benzyl-methyl-amino)-methyleneamino]-penicillanic acid 2,2-dimethyl-propionyloxymethyl ester | 32887-19-7 | C23H31N3O5S |
| —— | N-[6-(4-chlorophenyl)hexyl]-4-(4-methoxyphenylthio)-2-oxoazetidin-1-ylacetamide | 180203-65-0 | C24H29ClN2O3S |
| —— | 14785-65-0 | C22H19Cl2N3O4S | |
| —— | 3-Acetoxymethyl-7-[2-amino-2-(3-hydroxy-phenyl)-acetylamino]-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 33130-92-6 | C18H19N3O7S |
| —— | 4-(4(Ethoxycarbonyl)benzylthio)azetidin-2-one | 180203-83-2 | C13H15NO3S |
| —— | 4,4-bis(ethylthio)-1-(4-methoxyphenyl)-3-phenoxyazetidin-2-one | 142389-22-8 | C20H23NO3S2 |
| —— | 6α-<<(4-nitrobenzyloxycarbonyl)amino>methyl>penicillanic acid 1,1-dioxide | 109976-97-8 | C17H19N3O9S |
| —— | 6-(2-D-Amino-p-ethoxycarbonyloxyphenyl-acetamido)-penicillansaeure | 65959-32-2 | C19H23N3O7S |
| —— | (S)-4-<(S)-3-benzyloxy-2-(iodomethyl)propyl>-2-azetidinone | 139748-04-2 | C14H18INO2 |
| —— | 10-aza-11-oxohomodiamantane | 51905-38-5 | C14H19NO |
| —— | 1619933-10-6 | C19H23NO4 | |
| —— | (3R,4R)-4-(2'-Methylpropyldithio)-3-phenylacetamido-azetidin-2-on | 34103-62-3 | C15H20N2O2S2 |
| —— | (3R,4S)-4-acetyl-3-ethyl-1-p-methoxyphenyl-2-azetidinone | 139404-44-7 | C14H17NO3 |
| —— | (3R,4R)-1-Benzyl-4-(2-benzyloxy-ethyl)-3-isopropyl-azetidin-2-one | 105780-22-1 | C22H27NO2 |
| —— | diphenylmethyl cis-[3-azido-2-formylmethyl-4-oxoazetidinyl]-1-hydroxyacetate | 69208-93-1 | C20H18N4O5 |
| —— | (4R,5S,6S)-3-[(2S,4S)-2-[[3-carboxy-furan-5-ylmethyl]amino]carbonyl-pyrrolidine-4-yl]-thio-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid | 1094667-22-7 | C21H25N3O8S |
| —— | 3-chloro-4-(2-chloro-8-methylquinolin-3-yl)-1-(4-(4-fluoropheny)lthiazol-2-ylamino)azetidin-2-one | 1418920-88-3 | C22H15Cl2FN4OS |
| —— | (3RS,4SR)-1-(4-methoxymethoxyphenyl)-3-phenoxyacetamido-4-vinylazetidin-2-one | 87096-35-3 | C21H22N2O5 |
| —— | 2-[3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yl)-2-(2-methoxycarbonyl-ethanesulfinyl)-4-oxo-azetidin-1-yl]-3-methyl-but-3-enoic acid methyl ester | 64671-43-8 | C21H22N2O8S |
| —— | 1619933-32-2 | C20H23NO4 | |
| —— | 57054-71-4 | C34H36N4O7S | |
| —— | 1202939-85-2 | C12H16N2O | |
| —— | (3R,4S)-4-(tert-Butyl-diphenyl-silanyloxymethyl)-3-ethyl-1-(toluene-4-sulfonyl)-azetidin-2-one | 132974-90-4 | C29H35NO4SSi |
| —— | 4-(2-Amino-2-carboxyethylthio)-azetidin-2-on | 31925-15-2 | C6H10N2O3S |