—— |
(4-methoxyphenyl)methyl (2S,5R,6R)-3-methylidene-4,7-dioxo-6-[(2-phenylacetyl)amino]-4λ4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate |
139391-03-0 |
C23H22N2O6S |
454.503 |
—— |
diphenylmethyl (3R,5R,6R)-2-methylene-6-(phenylacetamido)penam-3-carboxylate |
139371-97-4 |
C28H24N2O4S |
484.576 |
—— |
Benzhydryl (R)-2-((1R,5R)-3-Benzyl-7-oxo-4-thia-2,6-diazabicyclo[3.2.0]hept-2-en-6-yl)-3-methylbut-3-enoate |
119944-09-1 |
C29H26N2O3S |
482.603 |
—— |
(E)-2-((1R,5R)-3-Benzyl-7-oxo-4-thia-2,6-diaza-bicyclo[3.2.0]hept-2-en-6-yl)-3-trifluoromethanesulfonyloxy-but-2-enoic acid benzhydryl ester |
139371-95-2 |
C29H23F3N2O6S2 |
616.639 |
—— |
(E)-2-((1R,5R)-3-Benzyl-7-oxo-4-thia-2,6-diaza-bicyclo[3.2.0]hept-2-en-6-yl)-3-hydroxy-but-2-enoic acid benzhydryl ester |
133696-58-9 |
C28H24N2O4S |
484.576 |