| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| —— | acide (acetoxy methyl)-3(<<(amino-2 oxo-2 ethoxy)-imino-2 Z (amino-2 thiazolyl-4)-2>-acetyl>-amino)-7 β cepheme-3 carboxylique-4 | 68992-25-6 | C17H18N6O8S2 |
| —— | 3(S)-<1(R)-<(tert-butyldiphenylsilyl)oxy>ethyl>-4(R)-(ethylthio)-2-oxoazetidine | 97403-53-7 | C23H31NO2SSi |
| —— | p-nitrobenzyl <3-chloro-4-(2-hydroxyethyl)-3-(1-p-nitrobenzyloxycarbonyloxyethyl)-2-oxoazetidin-1-yl>acrylate | 133381-13-2 | C25H24ClN3O11 |
| —— | 7-[4-((E)-3-Hydroxy-4,4-dimethyl-oct-1-enyl)-1-isopropyl-5-methoxy-2-oxo-pyrrolidin-3-yl]-hept-5-ynoic acid isopropyl ester | 64079-82-9 | C28H47NO5 |
| —— | (E)-3-Methanesulfonyloxy-2-(2-oxo-4-vinyl-azetidin-1-yl)-but-2-enoic acid | 80241-95-8 | C10H13NO6S |
| —— | trans-4-benzoylthio-4-methyl-1,3-diphenylazetidin-2-one | 103841-84-5 | C23H19NO2S |
| —— | 4-(2,2-Diethoxyethylthio)-azetidin-2-on | 31898-78-9 | C9H17NO3S |
| —— | 7-<2-(2-aminothiazol-4-yl)-2-<(Z)-(1-carboxy-1-methylethoxy)imino>acetamido>-3-<(ethylamino)methyl>ceph-3-em-4-carboxylic acid | 115309-14-3 | C19H24N6O7S2 |
| —— | 7-(2-phenyl-2-sulfoacetamido)cephalosporanic acid | 34708-30-0 | C18H16N2O9S2*2Na |
| —— | benzyl (2R)-2-[(2S,3S)-3-(1,3-dioxoisoindol-2-yl)-2-hydroxysulfanyl-4-oxoazetidin-1-yl]-3-methylbut-3-enoate | 214344-42-0 | C23H20N2O6S |
| —— | [2,2-bis-methylsulfanyl-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-1-yl]-acetic acid | 58091-02-4 | C15H18N2O5S2 |
| —— | 7-(α-carbamoyloxyphenylacetamido)cephalosporanic acid | 745722-43-4 | C19H19N3O8S |
| —— | (3R,4R)-4-((R)-2-Benzyloxy-1-methyl-ethyl)-3-ethyl-1-methoxy-azetidin-2-one | 115757-22-7 | C16H23NO3 |
| —— | 3-Acetyl-1,4-diphenyl-azetidin-2-one | 109388-05-8 | C17H15NO2 |
| —— | 7-(2-Cyano-acetylamino)-3-[(2-morpholin-4-yl-ethoxyimino)-methyl]-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 58066-02-7 | C17H21N5O6S |
| —— | N-((2R,3R)-1-Formyl-2-methylsulfanyl-4-oxo-azetidin-3-yl)-2-phenyl-acetamide | 55826-30-7 | C13H14N2O3S |
| —— | sodium 7-(2-thienylacetamido)-2β-methyl-3-(5-methyl-1,3,4-thiadiazol-2-yl)thiomethylceph-3-em-4-carboxylate | 80377-41-9 | C18H17N4O4S4*Na |
| —— | (5aS,9aR)-4,4-Dimethyl-octahydro-benzo[c]azepine-1,5-dione | 65717-06-8 | C12H19NO2 |
| —— | 4-acetoxy-1-allophanoyl-azetidin-2-one | 68897-27-8 | C7H9N3O5 |
| —— | 62556-40-5 | C25H27N3O5S2 | |
| —— | (6<i>R</i>)-7<i>t</i>-[2-(5-amino-[1,2,4]oxadiazol-3-yl)-acetylamino]-3-(5-methyl-[1,3,4]oxadiazol-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 | 64634-35-1 | C15H15N7O6S2 |
| —— | (3R,4S)-1-(buta-2,3-dien-1-yl)-4-((S)-1-hydroxy-2-methylbuta-2,3-dien-1-yl)-3-methoxyazetidin-2-one | 1619933-19-5 | C13H17NO3 |
| —— | (3S,4R)-3-benzyl-4-(4-(dimethylamino)phenyl)-1-((R)-1-(2-napthyl)ethyl)azetidin-2-one | 1373317-42-0 | C30H30N2O |
| —— | diphenylmethyl 2-(4β-acetylthio-2-oxo-3β-phenoxyacetylamino-1-azetidinyl)-2-triphenylphosphoranylidene-acetate | 64370-51-0 | C46H39N2O6PS |
| —— | [(2R,3S)-2-Methylsulfanyl-4-oxo-3-(2-thiophen-2-yl-acetylamino)-azetidin-1-yl]-phenyl-acetic acid | 63855-57-2 | C18H18N2O4S2 |
| —— | Methyl-ε-caprolactam-3-carbodithioat | 71408-22-5 | C8H13NOS2 |
| —— | [3,3-Dichloro-2-oxo-4-((E)-styryl)-azetidin-1-yl]-acetic acid benzyl ester | 70216-14-7 | C20H17Cl2NO3 |
| —— | (3-{2-[4-(3-Amino-propoxy)-phenyl]-2-oxo-acetylamino}-2-oxo-azetidin-1-yl)-(4-hydroxy-phenyl)-acetic acid | 64027-11-8 | C22H23N3O7 |
| —— | (4S)-3,3-difluoro-1-[(1R)-2-hydroxy-1-phenylethyl]-4-[4-(trifluoromethyl)phenyl]azetidin-2-one | 1007391-39-0 | C18H14F5NO2 |
| —— | (3R,4R)-3-methoxy-1-(4-methoxy-benzyl)-4-(2-nitro-ethyl)-azetidin-2-one | 1046161-12-9 | C14H18N2O5 |
| —— | 3,3-difluoro-1-(hydroxymethyl)-4-phenylazetidin-2-one | 1000298-96-3 | C10H9F2NO2 |
| —— | tert-butyl 3-(aminomethyl)-7-<2-(2-aminothiazol-4-yl)-2-<(Z)-(1-carboxy-1-methylethoxy)imino>acetamido>ceph-3-em-4-carboxylate | 141555-15-9 | C21H28N6O7S2 |
| —— | {(2R,3S)-3-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-2-methylsulfanylthiocarbonylsulfanyl-4-oxo-azetidin-1-yl}-oxo-acetic acid 4-nitro-benzyl ester | 132033-82-0 | C22H30N2O7S3Si |
| —— | 1418022-71-5 | C24H27NO3 | |
| —— | tert-butyl 4-[(1R)-1-({[(6S)-6-(5-chloro-2-methoxybenzyl)-2-ethyl-3,7-dioxo-2,6,7,9-tetrahydro-3H-[1,2,4]triazolo[4,3-a][1,4]diazepin-8(5H)-yl]carbonyl}amino)propyl]-2-nitrobenzoate | 1312770-99-2 | C31H37ClN6O8 |
| —— | 3-(6-trimethylsilyl-2-hexenyl)piperidin-2-one | 155394-84-6 | C14H27NOSi |
| —— | 2-methyl-2-aza-spiro[3.3]heptane-1,3-dione | 70265-01-9 | C7H9NO2 |
| —— | (5R,6RS)-6-[(RS)-acetoxy-(7-methyl-5,6,7,8-tetrahydroimidazo[1,2-a]pyrazin-2-yl)methyl]-6-bromo-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitrobenzyl ester | 623564-21-6 | C23H22BrN5O7S |
| —— | (+/-)-Methyl 4-mercapto-2-oxoazetidin-1-ylacetate | 358969-70-7 | C6H9NO3S |
| —— | (6R)-3-acetoxymethyl-7t-(3-furan-2-yl-3-oxo-propionylamino)-8-oxo-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 80045-79-0 | C17H16N2O8S |
| —— | 4-{4-[bis-(2-hydroxy-ethyl)-amino]-phenyl}-3-phenoxy-1-<i>p</i>-tolyl-azetidin-2-one | 70258-37-6 | C26H28N2O4 |
| —— | (6R)-7t-(3-furan-2-yl-3-oxo-propionylamino)-3-(5-methyl-[1,3,4]thiadiazol-2-ylsulfanylmethyl)-8-oxo-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 80045-82-5 | C18H16N4O6S3 |
| —— | 3,3-dichloro-1-[3-(dimethylamino)propyl]-4-(3,4,5-trimethoxyphenyl)-2-azetidinone, hydrochloride | 72221-38-6 | C17H24Cl2N2O4*ClH |
| —— | t-butyl α-chloro-α-(2-oxo-4-vinylazetidin-1-yl)acetate | 78840-75-2 | C11H16ClNO3 |
| —— | 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 4-nitro-benzyl ester | 64671-44-9 | C27H25N3O10S |
| —— | 2-[(2R,3R)-3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yl)-2-((S)-methanesulfinyl)-4-oxo-azetidin-1-yl]-3-methyl-but-2-enoic acid benzyl ester | 57369-57-0 | C24H22N2O6S |
| —— | 3-Chloro-1-[4-(4-nitro-benzenesulfonyl)-phenyl]-4-(2-nitro-phenyl)-azetidin-2-one | 67687-80-3 | C21H14ClN3O7S |
| —— | (6<i>R</i>)-7<i>c</i>-methoxy-7<i>t</i>-[2-(3-methyl-1-oxy-pyridin-4-ylsulfanyl)-acetylamino]-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 | 65872-13-1 | C19H21N7O6S3 |
| —— | benzyl 2-<(3R,4R)-3-phenoxyacetamido-4-hydroxyacetylthio-2-oxoazetidin-1-yl>-2-triphenylphosphoranylideneacetate | 74643-20-2 | C40H35N2O7PS |
| —— | benzyl 7β-phenoxyacetamido-3-methyl-3-cephem-4-carboxylate | 86454-91-3 | C23H22N2O5S |