—— |
(2S,5R,6R)-3,3-dimethyl-4,4,7-trioxo-6-(2-oxo-ethyl)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid diphenylmethyl ester |
305796-42-3 |
C23H23NO6S |
441.505 |
—— |
(2S,5R,6R)-3,3-dimethyl-4,4,7-trioxo-6-(2-propenyl)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid diphenylmethyl ester |
176220-76-1 |
C24H25NO5S |
439.532 |
—— |
benzhydryl (2S,5R)-6-allyl-6-bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-dioxide |
1266239-54-6 |
C24H24BrNO5S |
518.428 |
—— |
(2S,5R)-6,6-dibromo-3,3-dimethyl-4,4,7-trioxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid diphenylmethyl ester |
81324-43-8 |
C21H19Br2NO5S |
557.26 |
—— |
diphenylmethyl 6,6-dibromopenicillanate |
75527-84-3 |
C21H19Br2NO3S |
525.261 |
6,6-二溴青霉烷酸 |
6,6-Dibromopenicillanic acid |
24158-88-1 |
C8H9Br2NO3S |
359.038 |