—— |
bis[(4-nitrophenyl)methyl] (5R,6R)-6-(1,3-dioxoisoindol-2-yl)-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2,3-dicarboxylate |
87096-00-2 |
C29H18N4O11S |
630.548 |
—— |
benzyl 2-[(2R,3R)-3-(1,3-dioxoisoindol-2-yl)-2-[1-(2-methyl-1,3-dioxolan-2-yl)-2-[(4-nitrophenyl)methoxy]-2-oxoethyl]sulfanyl-4-oxoazetidin-1-yl]-3-methylbut-2-enoate |
100044-47-1 |
C36H33N3O11S |
715.738 |
—— |
(Z)-2-{(2R,3R)-3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yl)-1-[(4-nitro-benzyloxycarbonyl)-(triphenyl-λ5-phosphanylidene)-methyl]-4-oxo-azetidin-2-ylsulfanyl}-3-hydroxy-but-2-enoic acid 4-nitro-benzyl ester |
100163-38-0 |
C49H37N4O12PS |
936.892 |
—— |
bis[(4-nitrophenyl)methyl] (6R,7R)-7-(1,3-dioxoisoindol-2-yl)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2,4-dicarboxylate |
87096-01-3 |
C31H22N4O11S |
658.602 |
—— |
Chloro-{(2R,3R)-3-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-2-[(2-methyl-[1,3]dioxolan-2-yl)-(4-nitro-benzyloxycarbonyl)-methylsulfanyl]-4-oxo-azetidin-1-yl}-acetic acid 4-nitro-benzyl ester |
87095-96-3 |
C33H27ClN4O13S |
755.115 |
—— |
(4-nitrophenyl)methyl 2-[(2R,3R)-3-(1,3-dioxoisoindol-2-yl)-1-[1-hydroxy-2-[(4-nitrophenyl)methoxy]-2-oxoethyl]-4-oxoazetidin-2-yl]sulfanyl-2-(2-methyl-1,3-dioxolan-2-yl)acetate |
87095-95-2 |
C33H28N4O14S |
736.67 |
—— |
[(2R,3R)-3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yl)-2-(4-nitro-benzyloxyoxalylsulfanyl)-4-oxo-azetidin-1-yl]-(triphenyl-λ5-phosphanylidene)-acetic acid 4-nitro-benzyl ester |
87095-99-6 |
C47H33N4O12PS |
908.838 |
—— |
(4-nitrophenyl)methyl 2-[(2R,3R)-3-(1,3-dioxoisoindol-2-yl)-1-[2-[(4-nitrophenyl)methoxy]-2-oxo-1-(triphenyl-λ5-phosphanylidene)ethyl]-4-oxoazetidin-2-yl]sulfanyl-2-(2-methyl-1,3-dioxolan-2-yl)acetate |
87095-97-4 |
C51H41N4O13PS |
980.945 |
—— |
(4-nitrophenyl)methyl 2-[(2R,3R)-3-(1,3-dioxoisoindol-2-yl)-4-oxoazetidin-2-yl]sulfanyl-2-(2-methyl-1,3-dioxolan-2-yl)acetate |
87095-94-1 |
C24H21N3O9S |
527.511 |