| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| —— | [(2R,3R)-2-Acetylsulfanyl-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-1-yl]-(triphenyl-λ<sup>5</sup>-phosphanylidene)-acetic acid allyl ester | 64370-40-7 | C36H33N2O6PS |
| —— | tert-butyl 2-(2-acetoxyvinyl)-α-chloro-4-oxo-1-azetidineacetate | 72658-62-9 | C13H18ClNO5 |
| —— | 4-nitrobenzyl (5R,6R)-6-[1-methyl-1-(4-nitrobenzyloxycarbonyloxy)ethyl]-3-(5-methyl-1,3,4-thiadiazol-2-ylthio)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate | 89001-94-5 | C28H25N5O10S2 |
| —— | (6<i>R</i>)-7<i>t</i>-((<i>S</i>)-2-<i>tert</i>-butoxycarbonylamino-2-thiophen-2-yl-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 benzhydryl ester | 51762-31-3 | C32H33N3O7S2 |
| —— | cis-(3R,4S)-1(S)-(α-methylbenzyl)-3-(2,2,5,5-tetramethyl-1-aza-2,5-disilacyclopentyl)-4-ethyl-2-azetidinone | 141040-09-7 | C19H32N2OSi2 |
| —— | 80241-94-7 | C13H18N2O3 | |
| —— | ((2S,3S)-3-{2-(2-Amino-thiazol-4-yl)-2-[(Z)-methoxyimino]-acetylamino}-2-methyl-4-oxo-azetidin-1-yloxy)-acetatetetrabutyl-ammonium; | 93712-29-9 | C12H14N5O6S*C16H36N |
| —— | 7-<DL-α-Hydroxy-4-(p-nitrobenzyloxycarbonyl)-phenylacetamido>-3-(5-methyl-1,3,4-thiadiazol-2-yl)-thiomethyl-3-cephem-4-carbonsaeure | 59207-95-3 | C27H23N5O9S3 |
| —— | 3,3,4,4,5,5,6,6,7,7-decafluoro-1-(1,1,2,2,2-pentafluoroethyl)azepan-2-one | 97426-66-9 | C8F15NO |
| —— | (2S,5R,6R)-3,3-Dimethyl-7-oxo-6-phenoxycarbonylamino-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid methyl ester | 81465-27-2 | C16H18N2O5S |
| —— | 2-Hydroxy-2-(2-oxo-4-vinyl-azetidin-1-yl)-malonic acid bis-(4-nitro-benzyl) ester | 78687-67-9 | C22H19N3O10 |
| —— | 4-{4-[bis-(2-chloro-ethyl)-amino]-phenyl}-3-phenoxy-1-<i>p</i>-tolyl-azetidin-2-one | 70258-42-3 | C26H26Cl2N2O2 |
| —— | 7-[5-ethyl-1,2,4-oxadiazol-3-yl-acetamido]-cephalosporanic acid | 55152-61-9 | C16H18N4O7S |
| —— | (6R,7R)-3-Acetoxymethyl-7-[2-(3-chloro-benzyloxyamino)-acetylamino]-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid tert-butyl ester | 244009-22-1 | C23H28ClN3O7S |
| —— | (6<i>R</i>)-3-{[methyl-(toluene-4-sulfonyl)-hydrazono]-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 | 58422-40-5 | C35H32N4O6S3 |
| —— | 18652-05-6 | C15H14N4O5S | |
| —— | 2-[3-Acetoxymethyl-2-carboxy-8-oxo-7-(2-thiophen-2-yl-acetylamino)-5-thia-1-aza-bicyclo[4.2.0]oct-2-en-4-ylmethyl]-malonic acid dimethyl ester | 59589-73-0 | C22H24N2O10S2 |
| —— | (6R,7R)-7-{2-(2-Amino-thiazol-4-yl)-2-[(Z)-1-carboxy-1-methyl-ethoxyimino]-acetylamino}-3-(4-bromo-5,7-dioxo-2,2-diphenyl-5,7-dihydro-[1,3]dioxolo[4,5-f]isoindol-6-ylmethyl)-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 153356-70-8 | C38H29BrN6O11S2 |
| —— | (Z)-3-Methyl-4-oxo-2-((3S,4R)-2-oxo-3-phenylacetylamino-4-p-tolyldisulfanyl-azetidin-1-yl)-but-2-enoic acid benzhydryl ester | 76172-99-1 | C36H32N2O5S2 |
| —— | 4-(3-Isopropyl-2,5-dioxo-pyrrolidin-1-yloxysulfonyl)-benzoic acid | 131167-95-8 | C14H15NO7S |
| —— | [3,3-Dichloro-2-oxo-4-((E)-styryl)-azetidin-1-yl]-acetic acid ethyl ester | 70216-13-6 | C15H15Cl2NO3 |
| —— | 2-(3-Amino-2-but-2-ynylsulfanyl-4-oxo-azetidin-1-yl)-3-methyl-but-2-enoic acid benzyl ester | 55870-28-5 | C19H22N2O3S |
| —— | 2-Ureidoethylthio-azetidin-2-on | 31898-77-8 | C6H11N3O2S |
| —— | 58636-42-3 | C20H31NO4 | |
| —— | (R)-1-((2S,3R)-1-(buta-2,3-dien-1-yl)-3-methoxy-4-oxoazetidin-2-yl)-2-methylbuta-2,3-dien-1-yl acetate | 1619933-38-8 | C15H19NO4 |
| —— | tert-butyl <4-(cinnamyloxy)-2-oxoazetidin-1-yl>chloroacetate | 79196-73-9 | C18H22ClNO4 |
| —— | (E)-3-[1-(Hydroxy-methoxycarbonyl-methyl)-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-2-ylsulfanyl]-acrylic acid ethyl ester | 64370-58-7 | C19H22N2O8S |
| —— | (R)-1-((2S,3R)-1-(buta-2,3-dien-1-yl)-3-methoxy-4-oxoazetidin-2-yl)-2-(4-methoxyphenyl)buta-2,3-dien-1-yl acetate | 1619933-40-2 | C21H23NO5 |
| —— | (S)-2-{(S)-3-(3-Amino-propyl)-4-[3-(4-fluoro-phenyl)-propionyl]-2-oxo-piperazin-1-yl}-N-methyl-3-naphthalen-2-yl-propionamide | 910568-31-9 | C30H35FN4O3 |
| —— | Acetic acid 1-isopropyl-3-methyl-2-oxo-azetidin-3-yl ester | 87751-00-6 | C9H15NO3 |
| —— | E-3-Ethylidene-4-(methoxycarbonyl)-1-(4-methoxyphenyl)azetidin-2-one | 131533-35-2 | C14H15NO4 |
| —— | 3-Benzyloxy-4-furan-2-yl-1-phenyl-azetidin-2-one | 95242-61-8 | C20H17NO3 |
| —— | {(2R,3S)-3-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-2-cyclopentyloxythiocarbonylsulfanyl-4-oxo-azetidin-1-yl}-oxo-acetic acid 4-nitro-benzyl ester | 132033-79-5 | C26H36N2O8S2Si |
| —— | 3-Chloro-4-(4-hydroxyphenyl)-1-[(3-methylquinoxalin-2-yl)amino]azetidin-2-one | 1062622-66-5 | C18H15ClN4O2 |
| —— | (6S,7S)-tert-butyl 7β-phthalimido-3-(4-nitrophenylthio)-4-hydroxy-1-dethia-2-thia-cepham-4-carboxylate | 124831-47-6 | C25H23N3O8S2 |
| —— | 1-[4-(4-bromomethyl-benzyloxy)phenyl]-3-[3-(4-fluorophenyl)-3-hydroxypropyl]-4-(4-methoxyphenyl)-azetidin-2-one | 640335-05-3 | C33H31BrFNO4 |
| —— | benzyl (2S,4S,5R,6S)-3,3-dimethyl-7-oxo-6-(2-phenylacetamido)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate-6-d 4-oxide | 76757-88-5 | C23H24N2O5S |
| —— | (3S,4S)-4-(2-benzyloxymethyl-2-propenyl)-1-tert-butylidmethylsilyl-3-formylamino-2-azetidinone | 139748-06-4 | C21H32N2O3Si |
| —— | 5,5,5',5'-tetrachloro-3,3'-hexamethylene-2,2'-spirobi<oxazolidine>-4,4'-dione | 99808-62-5 | C11H12Cl4N2O4 |
| —— | (2S,3S)-3-[(S)-1-(Dimethyl-phenyl-silanyl)-ethyl]-1-(4-methoxy-phenyl)-4-oxo-azetidine-2-carboxylic acid methyl ester | 128571-95-9 | C22H27NO4Si |
| —— | (6<i>R</i>)-7<i>t</i>-((<i>R</i>)-5-amino-5-carboxy-pentanoylamino)-3-hydroxymethyl-8-oxo-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid; monosodium salt | 14488-15-4 | C14H18N3O7S*Na |
| —— | N-<(phenylthio)methyl>-4-(allyloxy)-2-azetidinone | 79196-87-5 | C13H15NO2S |
| —— | 2-Oxoazepane-3-carboxylic acid | 96905-49-6 | C7H11NO3 |
| —— | 1-(Acetoxy)ethyl(1S,5R,6S)-6-((1R)-1-hydroxyethyl)-2-(7-methanesulfonylimidazo[5,1-b]thiazol-2-yl)-1-methyl-1-carbapen-2-em-3-carboxylate | 258835-85-7 | C20H23N3O8S2 |
| —— | (1R,2R,5S,6S)-9,11-Di-tert-butyl-3,7-dimethyl-3,7-diaza-tricyclo[4.2.2.2<sup>2,5</sup>]dodeca-9,11-diene-4,8-dione | 100465-41-6 | C20H30N2O2 |
| —— | p-methoxybenzyl 7-<(Z)-2-(2-aminothiazol-4-yl)-2-methoxyiminoacetamido>-3-dimethoxyphosphinylmethyl-3-cephem-4-carboxylate | 120155-36-4 | C24H28N5O9PS2 |
| —— | tert-butyl (Z)-2-<2-(methylthio)vinyl>-4-oxo-azetidineacetate | 72658-76-5 | C12H19NO3S |
| —— | 3-Acetoxymethyl-7-[2-(1-methyl-1H-tetrazol-5-ylmethylsulfanyl)-acetylamino]-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 57235-94-6 | C15H18N6O6S2 |
| —— | [(3R,4R)-2-Oxo-3-phenylsulfanyl-4-((E)-styryl)-azetidin-1-yl]-acetic acid benzyl ester | 70216-15-8 | C26H23NO3S |
| —— | 6-methyl-1H,3H-thiazolo[4,3-c][1,4]thiazine-5,8-dione | 80142-33-2 | C7H9NO2S2 |