| —— |
benzyl 2-[(2R,3S)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-2-(2-methoxy-2-oxoethyl)sulfanyl-4-oxoazetidin-1-yl]-3-methylbut-2-enoate |
79975-78-3 |
C26H39NO6SSi |
521.75 |
| —— |
(2R,5R,6S)-6-((R)-1-Hydroxy-ethyl)-3,7-dioxo-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid benzyl ester |
79975-86-3 |
C16H17NO5 |
303.315 |
| —— |
{(2R,3S)-1-(tert-Butyl-dimethyl-silanyl)-3-[(R)-1-(tert-butyl-dimethyl-silanyloxy)-ethyl]-4-oxo-azetidin-2-ylsulfanyl}-acetic acid methyl ester |
90962-64-4 |
C20H41NO4SSi2 |
447.787 |
| —— |
4-{(2R,3S)-1-(tert-Butyl-dimethyl-silanyl)-3-[(R)-1-(tert-butyl-dimethyl-silanyloxy)-ethyl]-4-oxo-azetidin-2-yl}-2-diazo-3-oxo-butyric acid benzyl ester |
79975-87-4 |
C28H45N3O5Si2 |
559.853 |
| —— |
4-{(2R,3S)-1-(tert-Butyl-dimethyl-silanyl)-3-[(R)-1-(tert-butyl-dimethyl-silanyloxy)-ethyl]-4-oxo-azetidin-2-yl}-3-oxo-butyric acid benzyl ester |
79975-84-1 |
C28H47NO5Si2 |
533.856 |