—— |
{(2R,3S)-3-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-2-[(R)-3-(4-methoxy-benzyloxy)-1-methyl-2-oxo-propyl]-4-oxo-azetidin-1-yl}-(triphenyl-λ5-phosphanylidene)-acetic acid allyl ester |
202993-86-0 |
C46H56NO7PSi |
794.012 |
—— |
(4S,5R,6S)-6-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-3-(4-methoxy-benzyloxymethyl)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid allyl ester |
202993-87-1 |
C28H41NO6Si |
515.722 |
—— |
[(2R,3S)-3-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-2-((R)-3-hydroxy-1-methyl-2-oxo-propyl)-4-oxo-azetidin-1-yl]-(triphenyl-λ5-phosphanylidene)-acetic acid allyl ester |
104634-56-2 |
C38H48NO6PSi |
673.861 |
—— |
(4S,5R,6S)-6-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-3-hydroxymethyl-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid allyl ester |
104618-38-4 |
C20H33NO5Si |
395.571 |