| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| —— | (1S)-3-[(2S,3R)-2-(4-{(1E)-4-[5-(acetyloxy)-2,2-dimethyl-1,3-dioxan-5-yl]but-1-en-1-yl}phenyl)-1-(4-{3-[(methylsulfonyl)amino]propyl}phenyl)-4-oxoazetidin-3-yl]-1-(4-fluorophenyl)propyl acetate | 1039433-32-3 | C42H51FN2O9S |
| —— | 7-(α-sulfopropionamido)-cephalosporanic acid | 740026-22-6 | C13H16N2O9S2 |
| —— | (2-phenylacetyl) 3-methyl-8-oxo-7-[(2-phenylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate | 120302-85-4 | C24H22N2O5S |
| —— | ((2R,3S,4R)-3,4-dihydroxy-5-oxo-1-((R)-1-phenylethyl)pyrrolidin-2-yl)methyl acetate | 1458024-17-3 | C15H19NO5 |
| —— | 14C-Cefazedon | 70282-52-9 | C18H15Cl2N5O5S3 |
| —— | 3-[3-(tert-butyldimethylsilanyloxy)-3-(4-fluorophenyl)propyl]-1-(4-fluorophenyl)-4-[2-hydroxy-4-(4-hydroxybutoxy)phenyl]azetidin-2-one | 937798-44-2 | C34H43F2NO5Si |
| —— | 1613228-75-3 | C12H15NO3 | |
| —— | 7-[2-(6-Bromo-5-chloro-2-oxo-benzooxazol-3-yl)-acetylamino]-3-methyl-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 130970-61-5 | C17H13BrClN3O6S |
| —— | (R)-hexahydro-5-ethyl-2H-azepin-2-one | 126694-36-8 | C8H15NO |
| —— | 4-(5,6,2'-Trimethoxy-5'-propyl-biphenyl-2-yl)-octahydro-quinolizin-2-one | 71364-23-3 | C27H35NO4 |
| —— | [1,3]Dithian-2-yl-((S)-2-iodomethyl-4-oxo-azetidin-1-yl)-acetic acid ethyl ester | 70801-75-1 | C12H18INO3S2 |
| —— | potassium 2(R)-<<4(S)-methyl-3(S)-<2-(2-amino-4-thiazolyl)-2(Z)-(methoxyimino)acetamido>-2-oxo-1-azetidinyl>oxy>-3-acetoxypropionate | 97486-41-4 | C15H18N5O8S*K |
| —— | (6R)-4ξ-(4-bromo-phenylsulfanylmethyl)-3-methyl-5ξ,8-dioxo-7t-(2-phenoxy-acetylamino)-(6rH)-5λ4-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 2,2,2-trichloro-ethyl ester | 33126-05-5 | C25H22BrCl3N2O6S2 |
| —— | methyl (6R,7R)-3-(acetyloxymethyl)-5,8-dioxo-7-[(2-phenoxyacetyl)amino]-5λ4-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate | 63479-20-9 | C19H20N2O8S |
| —— | (2-{[3,3-Dimethyl-7-oxo-2-(1H-tetrazol-5-yl)-4-thia-1-aza-bicyclo[3.2.0]hept-6-ylcarbamoyl]-methyl}-phenyl)-acetic acid | 69166-66-1 | C18H20N6O4S |
| —— | p-nitrobenzyl [(R)-4-(2-benzothiazol-2-yldithio)-2-oxo-1-azetidinyl]isopropenylacetate | 71355-12-9 | C22H19N3O5S3 |
| —— | (3R,4S)-3-Amino-4-trifluoromethyl-azetidin-2-one | 88968-86-9 | C4H5F3N2O |
| —— | N-[3,3-Dimethyl-7-oxo-2-(1H-tetrazol-5-yl)-4-thia-1-aza-bicyclo[3.2.0]hept-6-yl]-2-phenyl-malonamic acid indan-5-yl ester | 56852-92-7 | C26H26N6O4S |
| —— | (2R,3R)-3-Ethyl-1-hydroxy-4-oxo-azetidine-2-carboxylic acid ethyl ester | 120521-15-5 | C8H13NO4 |
| —— | (6R)-8-oxo-7t-(2-thiophen-2-yl-acetylamino)-3-[(triphenyl-λ5-phosphanylidene)-methyl]-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester | 33748-56-0 | C45H37N2O4PS2 |
| —— | (6'<i>R</i>)-3'-methyl-5'ξ,8'-dioxo-7'<i>t</i>-(2-phenoxy-acetylamino)-(6'<i>r</i><i>H</i>)-5'λ<sup>4</sup>-spiro[cyclopropane-1,4'-(5-thia-1-aza-bicyclo[4.2.0]oct-2-ene)]-2'-carboxylic acid 2,2,2-trichloro-ethyl ester | 49823-73-6 | C20H19Cl3N2O6S |
| —— | (2R)-4-oxo-1-prop-2-enylazetidine-2-carboxylic acid | 1314809-19-2 | C7H9NO3 |
| —— | (3R,4R)-3-benzamido-3-methyl-2,5-dioxo-4-phenylpyrrolidin-1-yl acetate | 1575837-09-0 | C20H18N2O5 |
| —— | (3R,4S)-1-Benzyl-3-hydroxy-4-(2-p-tolyl-ethyl)-azetidin-2-one | 162779-96-6 | C19H21NO2 |
| —— | (5<i>R</i>)-3,3-dimethyl-7-oxo-6<i>t</i>-(2-phenoxy-acetylamino)-(5<i>r</i><i>H</i>)-4-thia-1-aza-bicyclo[3.2.0]heptane-2<i>c</i>-carbothioic acid; potassium salt | 2825-21-0 | C16H17N2O4S2*K |
| —— | 6-alpha-(3-Picolylaminomethyl)penicillanic Acid 1,1-Dioxide | 89319-91-5 | C15H19N3O5S |
| —— | 1-Aza-2-keto-5,6-dibromcyclooctan | 68201-08-1 | C7H11Br2NO |
| —— | 1-(3-bromo-2-hydroxy-6-methoxybenzyl)-4-(vinyloxy)azetidin-2-one | 1137609-76-7 | C13H14BrNO4 |
| —— | (3R,4S)-3-benzyloxy-1-(2-chloroethyl)-4-((E)-(N-isopropylimino)methyl)azetidin-2-one | 910317-37-2 | C16H21ClN2O2 |
| —— | (<i>Z</i>)-3-[(6<i>R</i>)-3-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-en-2-yl]-but-2-enoic acid <i>tert</i>-butyl ester | 66323-32-8 | C23H28N2O5S |
| —— | (6<i>R</i>)-4ξ-chloro-3-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 2,2,2-trichloro-ethyl ester | 64024-43-7 | C18H16Cl4N2O5S |
| —— | 6'-(2-Carboxy-2-phenylacetamido)penicillanoyloxymethyl 2-beta-Acetoxymethyl-2-alpha-methyl-(5R)penam-3-alpha-carboxylate 1,1-Dioxide | 84428-41-1 | C28H31N3O13S2 |
| —— | (<i>E</i>)-3-acetoxymethyl-4-bromo-2-((1<i>R</i>)-3-methyl-7-oxo-(1<i>r</i><i>H</i>,5<i>c</i><i>H</i>)-4-thia-2,6-diaza-bicyclo[3.2.0]hept-2-en-6-yl)-but-2-enoic acid methyl ester | 61990-40-7 | C13H15BrN2O5S |
| —— | (6R,7R)-3-(acetyloxymethyl)-8-oxo-7-[[1-(2-propoxyphenyl)cyclopropanecarbonyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 115839-38-8 | C23H26N2O7S |
| —— | (2S,3S)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-N-methoxy-1-(4-methoxyphenyl)-N-methyl-4-oxoazetidine-2-carboxamide | 113396-67-1 | C21H34N2O5Si |
| —— | [(3S,4R)-3-Methoxy-2-oxo-4-(2-oxo-propyl)-azetidin-1-yl]-acetic acid methyl ester | 112403-38-0 | C10H15NO5 |
| —— | 1029397-57-6 | C28H29NO7 | |
| —— | (3R,4S)-3-(4-Allyl-2-methoxy-phenoxy)-4-benzo[1,3]dioxol-5-yl-1-benzo[1,3]dioxol-5-ylmethyl-azetidin-2-one | 135509-08-9 | C28H25NO7 |
| —— | 2-(3-Benzyloxycarbonylamino-2-methoxycarbonylmethoxy-4-oxo-azetidin-1-yl)-3-methyl-but-2-enoic acid benzhydryl ester | 66126-68-9 | C32H32N2O8 |
| —— | Pyrrolidon-Phenol-Komplex | 41950-57-6 | C4H7NO*C6H6O |
| —— | ethyl (3S)-3-((R)-1-hydroxyethyl)-1-(4-methoxyphenyl)-4-oxoazetidine-2-carboxylate | 1353558-18-5 | C15H19NO5 |
| —— | 7-(α-amino-3-ureidophenylacetamido)cephalosporanic acid | 54895-52-2 | C19H21N5O7S |
| —— | (3S,6S)-2-benzyl-6-methoxy-3-methylhexahydro-1H-[1,2,4]triazino[1,2-a][1,2]diazepine-1,4(6H)-dione | 1620320-63-9 | C17H23N3O3 |
| —— | 2,2-Dimethyl-propionic acid 5-{6-[2-amino-2-(4-hydroxy-phenyl)-acetylamino]-3,3-dimethyl-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-yl}-tetrazol-2-ylmethyl ester | 56854-48-9 | C22H29N7O5S |
| —— | (3R,4S)-3-benzyloxy-1-(2-chloroethyl)-4-((E)-(N-(2-propenyl)imino)methyl)-azetidin-2-one | 910317-34-9 | C16H19ClN2O2 |
| —— | N-[(2R,3S)-1-(2-Bromo-2-phenyl-ethyl)-2-(4-methoxy-phenyl)-4-oxo-azetidin-3-yl]-2-phenoxy-acetamide | 101067-73-6 | C26H25BrN2O4 |
| —— | 3-chloro-1-(3,4-dichlorophenyl)-4-(4-(2-(5-ethylpyridin-2-yl)ethoxy)phenyl)azetidin-2-one | 1638627-69-6 | C24H21Cl3N2O2 |
| —— | 1-(2,2-diiodovinyl)azepan-2-one | 1359971-36-0 | C8H11I2NO |
| —— | 2-((R)-2-benzothiazol-2-yldisulfanyl-4-oxo-azetidin-1-yl)-3-oxo-butyric acid 4-nitro-benzyl ester | 71355-65-2 | C21H17N3O6S3 |
| —— | diphenylmethyl α-(4β-propargyloxy-3β-phenylacetamido-3α-methoxy-2-oxoazetidin-1-yl)-α-isopropylideneacetate | 66363-46-0 | C33H32N2O6 |