| —— |
3-Chloro-4-hydroxy-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester |
83344-41-6 |
C15H13ClN2O6 |
352.731 |
| —— |
p-nitrobenzyl 1-carbadethia-2-oxocephem-4-carboxylate |
81684-01-7 |
C15H12N2O6 |
316.27 |
| —— |
3-Chloro-4,8-dioxo-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
83344-59-6 |
C8H6ClNO4 |
215.593 |
| —— |
4-Acetoxy-3-chloro-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester |
83344-42-7 |
C17H15ClN2O7 |
394.768 |
| —— |
3-Chloro-4-methylcarbamoyloxy-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester |
83344-50-7 |
C17H16ClN3O7 |
409.783 |
| —— |
4-Hydroxy-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester |
83344-28-9 |
C15H14N2O6 |
318.286 |
| —— |
3-(2-Hydroxy-ethylsulfanyl)-4,8-dioxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester |
83344-38-1 |
C17H16N2O7S |
392.389 |
| —— |
4-Acetoxy-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester |
83344-29-0 |
C17H16N2O7 |
360.323 |
| —— |
3-chloro-4-hydroxy-8-oxo-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
83344-63-2 |
C8H8ClNO4 |
217.609 |
| —— |
4-Hydroxy-3-(2-methoxy-ethylsulfanyl)-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester |
83344-44-9 |
C18H20N2O7S |
408.432 |
| —— |
3-(2-Acetylamino-ethylsulfanyl)-4-hydroxy-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester |
83344-43-8 |
C19H21N3O7S |
435.458 |
| —— |
3-Chloro-4-methylcarbamoyloxy-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
83344-69-8 |
C10H11ClN2O5 |
274.661 |
| —— |
4-Acetoxy-3-chloro-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
83344-64-3 |
C10H10ClNO5 |
259.646 |
| —— |
4-Acetoxy-8-oxo-3-phenylsulfanyl-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester |
83344-32-5 |
C23H20N2O7S |
468.487 |
| —— |
4-Acetoxy-3-(2-acetylamino-ethylsulfanyl)-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester |
83344-45-0 |
C21H23N3O8S |
477.495 |
| —— |
2,6-Dioxo-1,5,6,7a,8,8a-hexahydro-2H-7-oxa-4-thia-2a-aza-cyclobuta[b]naphthalene-3-carboxylic acid 4-nitro-benzyl ester |
83344-48-3 |
C17H14N2O7S |
390.373 |
| —— |
3-(2-Methoxy-ethylsulfanyl)-4-methylcarbamoyloxy-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester |
83344-51-8 |
C20H23N3O8S |
465.484 |
| —— |
2-Oxo-1,2,5,6,8,8a-hexahydro-4-thia-2a,7-diaza-cyclobuta[b]naphthalene-3-carboxylic acid 4-nitro-benzyl ester |
83344-40-5 |
C17H15N3O5S |
373.389 |
| —— |
4-Acetoxy-3-(2-methoxy-ethanesulfinyl)-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester |
83344-34-7 |
C20H22N2O9S |
466.469 |
| —— |
4-Acetoxy-3-(2-acetylamino-ethanesulfinyl)-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester |
83344-46-1 |
C21H23N3O9S |
493.494 |
| —— |
3-(2-Hydroxy-ethylsulfanyl)-4,8-dioxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
83344-61-0 |
C10H11NO5S |
257.267 |
| —— |
3-(2-Acetylamino-ethylsulfanyl)-4,8-dioxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
83344-60-9 |
C12H14N2O5S |
298.32 |
| —— |
4-Acetoxy-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
83344-53-0 |
C10H11NO5 |
225.201 |
| —— |
2,6-Dioxo-1,5,6,7a,8,8a-hexahydro-2H-7-oxa-4-thia-2a-aza-cyclobuta[b]naphthalene-3-carboxylic acid |
83344-67-6 |
C10H9NO5S |
255.251 |
| —— |
4-Acetoxy-3-methoxycarbonylmethylsulfanyl-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
83344-68-7 |
C13H15NO7S |
329.331 |
| —— |
4-Acetoxy-3-(2-methoxy-ethylsulfanyl)-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
83344-56-3 |
C13H17NO6S |
315.347 |
| —— |
4-Acetoxy-3-(2-methoxy-ethanesulfinyl)-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
83344-57-4 |
C13H17NO7S |
331.346 |
| —— |
4-Hydroxy-3-(2-methoxy-ethylsulfanyl)-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
83344-66-5 |
C11H15NO5S |
273.31 |
| —— |
3-(2-Methoxy-ethylsulfanyl)-4-methylcarbamoyloxy-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
83344-70-1 |
C13H18N2O6S |
330.362 |
| —— |
4-Acetoxy-3-(2-methoxy-ethanesulfonyl)-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
83344-58-5 |
C13H17NO8S |
347.346 |