| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| —— | (2S,3R,5R,6R)-3-(2-Acetylamino-ethylsulfanyl)-6-ethyl-7-oxo-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid methyl ester | 121463-22-7 | C14H22N2O4S |
| —— | (2-Chloro-4-oxo-azetidin-1-yl)-(4-oxo-[1,3]dithietan-2-ylidene)-acetic acid 4-nitro-benzyl ester | 80909-65-5 | C14H9ClN2O6S2 |
| —— | 1-picryl-azacycloundecan-2-one | 109515-62-0 | C16H20N4O7 |
| —— | 4a,5,8,8a-tetrahydro-5,8-ethano-benzo[<i>d</i>][1,2]oxazine-1,4-dione | 944-39-8 | C10H11NO3 |
| —— | 144260-83-3 | C20H28N2O5 | |
| —— | (6<i>R</i>)-3-methoxy-7<i>t</i>-(2-methoxycarbonyl-acetylamino)-8-oxo-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 51803-40-8 | C12H14N2O7S |
| —— | benzhydryl 7β-[(phenylacetyl)amino]-3-[4-(1-methyl-4-pyridinio)-2-thiazolylthio]-3-cephem-4-carboxylate trifluoromethane sulfonate | 1427207-51-9 | CF3O3S*C37H31N4O4S3 |
| —— | (6<i>R</i>)-7<i>t</i>-[2-(4-aminomethyl-phenyl)-acetylamino]-3-methoxy-8-oxo-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 51803-65-7 | C17H19N3O5S |
| —— | p-nitrobenzyl 2-chloro-1-<(3R,4R)-4-<chloro-bis(p-nitrobenzyloxycarbonyl)methylthio>-2-oxo-3-phthalimide-4-azetidinyl>acetoacetate | 85579-95-9 | C39H27Cl2N5O16S |
| —— | (6R,7R)-3-(acetyloxymethyl)-8-oxo-7-[(1-phenylcyclopentanecarbonyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 115780-93-3 | C22H24N2O6S |
| —— | diphenylmethyl 7β-<(Z)-2-(2-tert-butoxycarbonylaminothiazol-4-yl)-4-(1,3,4-thiadiazol-2-ylthio)-2-butenoylamino>-3-cephem-4-carboxylate | 158743-87-4 | C34H32N6O6S4 |
| —— | (3R,4S)-cis-1-(p-anisyl)-3-mesyloxy-4((S)-2',2'-dimethyl-1',3'-dioxalan-4'-yl)-azetidin-2-one | 115828-88-1 | C16H21NO7S |
| —— | tert-butyl ((2R,3R)-1-(tert-butyldimethylsilyl)-2-((R)-1-hydroxypent-4-en-1-yl)-4-oxoazetidin-3-yl)carbamate | 1237479-22-9 | C19H36N2O4Si |
| —— | (6R,7R)-3-Iodo-8-oxo-7-phenylacetylamino-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester | 123054-35-3 | C28H23IN2O4S |
| —— | Acetic acid (2R,3R)-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-2-yl ester | 103366-35-4 | C13H14N2O5 |
| —— | (6<i>R</i>)-3-acetoxymethyl-7<i>t</i>-[2-cyclohex-1-enyl-3-(4-nitro-phenyl)-acryloylamino]-8-oxo-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 14910-08-8 | C25H25N3O8S |
| —— | (3-{2-[4-(3-Amino-propoxy)-phenyl]-acetylamino}-2-oxo-azetidin-1-yl)-(4-hydroxy-phenyl)-acetic acid | 59511-55-6 | C22H25N3O6 |
| —— | trans-1-(p-Tolyl)-3-benzylthio-4-(p-anisyl)-azetidin-2-on | 38395-81-2 | C24H23NO2S |
| —— | 1-(4-ethoxycarbonyl-phenyl)-4-oxo-2-phenyl-azetidine-2-carboxylic acid ethyl ester | 28271-66-1 | C21H21NO5 |
| —— | 2-[2-Carboxy-3-(5-methyl-[1,3,4]thiadiazol-2-ylsulfanylmethyl)-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-en-7-ylcarbamoyl]-malonic acid dimethyl ester | 35423-45-1 | C17H18N4O8S3 |
| —— | (E)-2-[(2S,3R)-2-Chloro-3-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-4-oxo-azetidin-1-yl]-4-formyloxy-3-methyl-but-2-enoic acid methyl ester | 38017-59-3 | C18H15ClN2O7 |
| —— | 1-<4-Methoxy-phenyl>-3-phenoxy-acetylamino-4,4-spiro-<N-methyl-pyridyl>-azetidinon-2 | 24246-58-0 | C23H27N3O4 |
| —— | (Z)-2-[(2R,3R)-2-Chloro-3-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-4-oxo-azetidin-1-yl]-4-formyloxy-3-methyl-but-2-enoic acid methyl ester | 38017-56-0 | C18H15ClN2O7 |
| —— | 5-Ethyl-8-oxo-5,8-dihydro-[1,3]dioxolo[4,5-g]quinoline-7-carboxylic acid (6R,7R)-2-tert-butoxycarbonyl-8-oxo-7-(2-phenoxy-acetylamino)-5-thia-1-aza-bicyclo[4.2.0]oct-2-en-3-ylmethyl ester | 115622-65-6 | C33H33N3O10S |
| —— | N-tert-Butyl-3-tert-butylaminocarbonyl-3-phenacyl-propiolactam | 26449-10-5 | C20H28N2O3 |
| —— | V-Penicillin-sulfoxyd-trifluoraethyl-ester | 68061-87-0 | C18H19F3N2O6S |
| —— | (2S,3R)-3-(1-{Benzyloxycarbonylamino-[(E)-benzyloxycarbonylimino]-methyl}-pyrrolidin-3-ylmethyl)-4-oxo-azetidine-2-carboxylic acid benzyl ester | 479622-23-6 | C33H34N4O7 |
| —— | 2-<3-phenylacetamido-4-allylsulfonyl-(3R,4R)-azetidin-2-on-1-yl>-trichloroethyl acetate | 122692-43-7 | C18H19Cl3N2O6S |
| —— | sodium (3S)-3-<2-(2-chloroacetamidothiazol-4-yl)-(Z)-2-<1-(2-trimethylsilylethoxycarbonyl)-1-methylethoxyimino>acetamido>-2-azetidinone-1-sulfonate | 87657-42-9 | C19H27ClN5O9S2Si*Na |
| —— | 4-nitrobenzyl (1R,5S,6S)-2-{2(S)-[4-(2-4'-nitrobenzyloxycarbonyloxyethyl)-1-piperazinylcarbonyl]-1-(4-nitrobenzyloxycarbonyl)pyrrolidin-4(S) -ylthio}-6-[(R)-1-(trimethylsilyloxy)ethyl]-1-methyl-1-carbapen-2-em-3-carboxylate | 148959-03-9 | C47H55N7O16SSi |
| —— | (6<i>R</i>)-7<i>t</i>-(2,2-dichloro-acetylamino)-3-methoxy-8-oxo-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 51803-50-0 | C10H10Cl2N2O5S |
| —— | (3RS,4SR)-4-ethyl-1-(4-methoxymethoxyphenyl)-3-phenoxyacetamidoazetidin-2-one | 112213-41-9 | C21H24N2O5 |
| —— | (3S,4R)-1-Butyl-2-oxo-4-phenyl-azetidine-3-carboxylic acid methyl ester | 142613-07-8 | C15H19NO3 |
| —— | 3-(4-Oxo-azetidin-2-ylsulfanylthiocarbonylsulfanyl)-propionic acid ethyl ester | 77704-91-7 | C9H13NO3S3 |
| —— | 1-(2-hydroxyphenyl)-4-(2-naphthyl)azetidin-2-one | 1197214-12-2 | C19H15NO2 |
| —— | (6<i>R</i>)-3-acetoxymethyl-7<i>t</i>-(2-(<i>Z</i>)-carboxymethoxyimino-2-thiophen-3-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 | 56869-88-6 | C18H17N3O9S2 |
| —— | 1ξ-oxo-6β-(2-phenyl-acetylamino)-1λ<sup>4</sup>-penicillanic acid (Ξ)-1-acetoxy-ethyl ester | 40259-89-0 | C20H24N2O7S |
| —— | 2-[3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yl)-2-hydroxysulfanyl-4-oxo-azetidin-1-yl]-3-methyl-but-2-enoic acid | 55884-13-4 | C16H14N2O6S |
| —— | dithiophosphoric acid <i>S</i>-(4-ethyl-3-oxo-thiomorpholin-2-yl) ester <i>O</i>,<i>O</i>'-dimethyl ester | 36114-30-4 | C8H16NO3PS3 |
| —— | [(2S,5S)-1,4-Bis-(benzylcarbamoyl-methyl)-5-carboxymethyl-3,6-dioxo-piperazin-2-yl]-acetic acid | 193287-75-1 | C26H28N4O8 |
| —— | [(2R,3R)-2-(2-Hydroxy-1,1-dimethyl-ethylsulfanyl)-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-1-yl]-acetic acid tert-butyl ester | 36048-90-5 | C21H30N2O6S |
| —— | (R)-((1R)-2-benzoyl-3,3-dimethyl-7-oxo-(1rH,5cH)-4-thia-2,6-diaza-bicyclo[3.2.0]hept-6-yl)-(4-benzyloxy-phenyl)-acetic acid benzyl ester | 67529-85-5 | C35H32N2O5S |
| —— | (6R,7R)-3-(2-Methyl-propenyl)-8-oxo-7-phenylacetylamino-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester | 122576-99-2 | C32H30N2O4S |
| —— | 1-(tert-Butyl-dimethyl-silanyl)-4-(3-methyl-2-tributylstannanyl-oxiranylmethyl)-azetidin-2-one | 81355-56-8 | C25H51NO2SiSn |
| —— | 3-{4-[3-[3-(tert-butyldimethylsilanyloxy)-3-(4-fluorophenyl)propyl]-1-(4-fluorophenyl)-4-oxoazetidin-2-yl]-3-hydroxyphenoxy}propyl ammonium sulfate | 937798-41-9 | C33H41F2NO8SSi*H3N |
| —— | [(2R)-4-oxo-3c-(2-phenoxy-acetylamino)-azetidin-2r-ylsulfanyl]-malonic acid diethyl ester | 66260-56-8 | C18H22N2O7S |
| —— | (3R,4S)-3-ethyl-2-oxo-4-piperidineacetic acid ethyl ester | 108913-60-6 | C11H19NO3 |
| —— | (6<i>R</i>)-3-(4-fluoro-benzyl)-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 <i>tert</i>-butyl ester | 49825-75-4 | C24H25FN2O4S2 |
| —— | (6<i>R</i>)-3-acetoxymethyl-7<i>t</i>-[3-(3-nitro-phenyl)-acryloylamino]-8-oxo-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 14834-36-7 | C19H17N3O8S |
| —— | (3-{2-[4-(3-Amino-propyl)-phenoxy]-acetylamino}-2-oxo-azetidin-1-yl)-(4-hydroxy-phenyl)-acetic acid | 59511-51-2 | C22H25N3O6 |