| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| —— | N-(7,2'-Thienylacetamidoceph-3-em-3-yl-methyl)-α-picolinium-4-carboxylat | 3432-91-5 | C20H19N3O4S2 |
| —— | (<i>R</i>)-3-[2-((Ξ)-1-ethoxy-ethoxy)-ethyl]-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester | 71355-17-4 | C19H22N2O7S |
| —— | 1-(4-nitrobenzyl) 3-[(3S,4S)-3-(4-nitrobenzyloxycarbonylamino)-2-azetidinon-4-yl]methylthio-2-oxoglutarate | 116418-21-4 | C24H22N4O12S |
| —— | cis-(3R,4S)-1(S)-(α-methylbenzyl)-3-amino-4-ethyl-2-azetidinone | 141040-12-2 | C13H18N2O |
| —— | 3-Acetoxymethyl-7-(2-amino-2-pyridin-3-yl-acetylamino)-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 59966-31-3 | C17H18N4O6S |
| —— | (3aR,4R,10aR,10bR)-4-hydroxy-2,2-dimethylhexahydro-3aH,7H-[1,3]dioxolo[3,4]pyrido[2,1-b][1,3]thiazin-7-one | 1369913-59-6 | C11H17NO4S |
| —— | N-(1Propargyl-2,2,6,6-tetramethylpiperidin-4-yl)-epsilon-caprolactam | 94271-93-9 | C18H30N2O |
| —— | [(3S)-1-[(ethylamino)carbonyl]hexahydro-2-oxo-1H-azepin-3-yl]-carbamic acid 1,1-dimethylethyl ester | 643047-62-5 | C14H25N3O4 |
| —— | (+/-)-1-(2-bromobenzyl)-4-oxoazetidine-2-carbonitrile | 1256910-77-6 | C11H9BrN2O |
| —— | (3R,4R)-4-(3-diazo-3-p-nitrobenzyloxycarbonyl-2-oxo)propyl-3-dimethylamino-2-azetidinone | 113897-81-7 | C16H17N5O6 |
| —— | 3-Ethoxymethyl-7-D-phenylglycylamino-3-cephem-4-carbonsaeure | 26255-40-3 | C18H21N3O5S |
| —— | 848843-89-0 | C12H11ClN4O7 | |
| —— | 2-({[(1Z)-1-(2-amino-1,3-thiazol-4-yl)-2-{[(2R,3S)-2-({[4-({[(4,5-dihydroxypyridin-2-yl)carbonyl]amino}methyl)benzoyl]amino}methyl)-4-oxo-1-sulfoazetidin-3-yl]amino}-2-oxoethylidene]amino}oxy)-2-methylpropanoic acid | 1380111-84-1 | C27H28N8O12S2 |
| —— | N-[(3S,4R)-1-(2-Bromomethyl-phenyl)-2-oxo-4-((E)-styryl)-azetidin-3-yl]-2-phenyl-acetamide | 111708-55-5 | C26H23BrN2O2 |
| —— | 7-phenyl-7-aza-bicyclo[4.2.0]oct-2-en-8-one | 68234-35-5 | C13H13NO |
| —— | (6<i>R</i>)-7<i>t</i>-((<i>R</i>)-2-amino-2-phenyl-acetylamino)-3-(5-methyl-pyrimidin-2-ylsulfanylmethyl)-8-oxo-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 64943-18-6 | C21H21N5O4S2 |
| —— | (6<i>R</i>)-4<i>c</i>-ethoxy-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 4-nitro-benzyl ester | 37901-27-2 | C25H25N3O8S |
| —— | (3S,4R)-1-(pent-4-enyl)-3-[(1R)-1-(prop-2-enyloxy)ethyl]-4-propyl-2-azetidinone | 1160108-83-7 | C16H27NO2 |
| —— | (R)-4-[(2R,3S)-1-(tert-Butyl-dimethyl-silanyl)-3-(S)-oxiranyl-4-oxo-azetidin-2-yl]-2-diazo-3-oxo-pentanoic acid allyl ester | 140632-37-7 | C19H29N3O5Si |
| —— | (R)-2-[(2S,3S)-3-(2-Bromo-acetyl)-1-(tert-butyl-dimethyl-silanyl)-4-oxo-azetidin-2-yl]-propionic acid benzyl ester | 135038-29-8 | C21H30BrNO4Si |
| —— | (6<i>R</i>)-4ξ-(2-hydroxy-ethylsulfanylmethyl)-3-methyl-5ξ,8-dioxo-7<i>t</i>-(2-phenoxy-acetylamino)-(6<i>r</i><i>H</i>)-5λ<sup>4</sup>-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 2,2,2-trichloro-ethyl ester | 34795-93-2 | C21H23Cl3N2O7S2 |
| —— | (R)-(+)-methyl 1-(4-methoxybenzyl)-4-oxoazetidine-2-carboxylate | 1314809-12-5 | C13H15NO4 |
| —— | (R)-4-Acetoxy-3-methyl-8-oxo-7-(2-thiophen-2-yl-acetylamino)-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 70389-55-8 | C17H18N2O6S |
| —— | 7-(2-Ethylsulfanyl-acetylamino)-8-oxo-3-pyridin-3-ylmethyl-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid; compound with trifluoro-acetic acid | 54256-59-6 | C2HF3O2*C17H19N3O4S2 |
| —— | (2S,6R,7R)-diphenylmethyl 2-isopropoxy-3-methyl-7-phenoxyacetamidoceph-3-em-4-carboxylate | 99364-03-1 | C32H32N2O6S |
| —— | (2R,3S)-benzyl 3-hydroxy-2-(2-oxoazetidin-1-yl)butyrate | 130712-25-3 | C14H17NO4 |
| —— | 3-Methyl-8-oxo-7-(2-phenoxy-acetylamino)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-phenyl ester | 136812-39-0 | C22H19N3O7S |
| —— | (3S,4R,1'S)-3-(1-benzyloxycarbonylamino-2-methylpropyl)-4-(4-chlorophenyl)-1-(4-methoxybenzyl)azetidin-2-one | 1064162-48-6 | C29H31ClN2O4 |
| —— | 2-[(3S,4R)-2-Oxo-4-(2-oxo-propylsulfanyl)-1-phenyl-azetidin-3-yl]-isoindole-1,3-dione | 37485-72-6 | C20H16N2O4S |
| —— | 4-nitrobenzyl (4S,5R,6S)-6-((R)-1-((tert-butyldimethylsilyl)oxy)ethyl)-3-formyl-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate | 243981-02-4 | C24H32N2O7Si |
| —— | 3-[(6<i>R</i>)-2-carboxy-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-en-3-ylmethyl]-thiazolium betaine | 18653-15-1 | C17H15N3O4S3 |
| —— | 7-(1H-Tetrazol-1-yl)acetylamino-3-<1-(2-aminoethyl)-1H-tetrazol-5-yl)thiomethyl-3-cephem-4-carbonsaeure | 54567-52-1 | C14H17N11O4S2 |
| —— | N-((2S,2aR,3R)-3-Benzyl-8-hydroxy-1-oxo-2,2a,3,4-tetrahydro-1H-azeto[1,2-a]quinolin-2-yl)-2-phenyl-acetamide | 111708-62-4 | C26H24N2O3 |
| —— | p-Nitrobenzyl 6-Ureidopenicillanate | 87118-89-6 | C16H18N4O6S |
| —— | (6<i>R</i>)-3-acetoxymethyl-7<i>t</i>-[2-((<i>Z</i>)-ethoxycarbamoyl-methoxyimino)-2-furan-2-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 <i>tert</i>-butyl ester | 67442-45-9 | C24H30N4O10S |
| —— | tert-butyl 2-[(Z)-[2-[[(3S)-1-[[3-[4,5-bis(phenylmethoxy)pyridin-2-yl]-5-oxo-4-prop-2-enyl-1,2,4-triazol-1-yl]sulfonylcarbamoyl]-2-oxoazetidin-3-yl]amino]-1-[2-[(2-methylpropan-2-yl)oxycarbonylamino]-1,3-thiazol-4-yl]-2-oxoethylidene]amino]oxy-2-methylpropanoate | 1229937-79-4 | C46H52N10O13S2 |
| —— | 1-(2-hydroxy-4-methoxybenzyl)-4-oxoazetidin-2-yl formate | 1137609-79-0 | C12H13NO5 |
| —— | (R)-2-[(2R,3R)-2-Acetylsulfanyl-3-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-4-oxo-azetidin-1-yl]-3-methyl-but-3-enoic acid methyl ester | 68538-88-5 | C19H18N2O6S |
| —— | Cefazolin nitrate | 352464-54-1 | C14H14N8O4S3*HNO3 |
| —— | 3-(4-chloroanilino)-2-[[[3-chloro-2-oxo-4-(2-phenyl-1H-indol-3-yl)azetidin-1-yl]amino]methyl]-6-iodoquinazolin-4-one | 117664-09-2 | C32H23Cl2IN6O2 |
| —— | [(3S,4R,3'S,4'R)-4,4'-Bis-benzo[1,3]dioxol-5-yl-2,2'-dioxo-3-(2-phenoxy-acetylamino)-[1,3']biazetidinyl-1'-yl]-acetic acid ethyl ester | 87703-00-2 | C32H29N3O10 |
| —— | (3R,4R)-1-Methyl-4-phenyl-3-((S)-1-trimethylsilanyloxy-ethyl)-azetidin-2-one | 73827-16-4 | C15H23NO2Si |
| —— | (2S,3S,5R,6R,7R)-3-Iodo-3-methyl-5,8-dioxo-7-(2-phenoxy-acetylamino)-5λ<sup>4</sup>-thia-1-aza-bicyclo[4.2.0]octane-2-carboxylic acid 4-nitro-benzyl ester | 69265-56-1 | C23H22IN3O8S |
| —— | 7-[2-(2-Amino-thiazol-4-yl)-acetylamino]-3-(3-methyl-[1,2,4]thiadiazol-5-ylsulfanylmethyl)-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 65353-08-4 | C16H16N6O4S4 |
| —— | (6<i>R</i>)-4ξ-acetyl-3-methyl-8-oxo-7<i>t</i>-(2-phenyl-acetylamino)-(6<i>r</i><i>H</i>)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid trimethylhydrazide | 65111-84-4 | C21H26N4O4S |
| —— | (2S,5R,6S)-2-Butyl-6-[(R)-1-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2-methyl-1-aza-bicyclo[3.2.0]hept-3-en-7-one | 121523-05-5 | C19H35NO2Si |
| —— | [(2S,3R)-2-(2-Furan-2-yl-ethyl)-4-oxo-3-phenylacetylamino-azetidin-1-yl]-acetic acid 4-methyl-benzyl ester | 138995-67-2 | C27H28N2O5 |
| —— | (3S,4R)-3-Acetyl-1-phenyl-4-((E)-styryl)-azetidin-2-one | 127680-22-2 | C19H17NO2 |
| —— | cis-3-(diacetylamino)-α-(1-methyl-2-propynylidene)-2-(methylthio)-4-oxo-1-azetidineacetic acid trichloroethyl ester | 121463-96-5 | C16H17Cl3N2O5S |
| —— | (R)-(+)-methyl 1-benzyl-4-oxoazetidine-2-carboxylate | 1256910-61-8 | C12H13NO3 |