—— |
(1R,2S,4S,5S)-6-benzoyl-2-<(1R)-1,2-O-isopropylideneethyl>-4-methoxy-3-oxa-6-azabicyclo<3.2.0>heptan-7-one |
127950-28-1 |
C18H21NO6 |
347.368 |
—— |
(1R,2S,4S,5S)-6-(2,4-dimethoxybenzyl)-2-<(1R)-1,2-isopropylidenedioxyethyl>-4-methoxy-3-oxa-6-azabicyclo<3.2.0>heptan-7-one |
114827-88-2 |
C20H27NO7 |
393.437 |
—— |
(1R,2S,4S,5S)-2-<(1R)-1,2-O-isopropylideneethyl>-4-methoxy-3-oxa-6-azabicyclo<3.2.0>heptan-7-one |
127950-27-0 |
C11H17NO5 |
243.26 |
—— |
(1R,2S,4S,5S)-6-(2,4-dimethoxybenzyl)-4-hydroxy-2-<(1R)-1,2-isopropyridenedioxyethyl>-3-oxa-6-azabicyclo<3.2.0>heptan-7-one |
114827-87-1 |
C19H25NO7 |
379.41 |
—— |
(1R,2S,4S,5S)-2-<(1R)-1,2-dihydroxyethyl>-6-(2,4-dimethoxybenzyl)-4-methoxy-3-oxa-6-azabicyclo<3.2.0>heptan-7-one |
127950-24-7 |
C17H23NO7 |
353.372 |
—— |
(1R,2S,4RS,5R)-6-(2,4-dimethoxybenzyl)-4-hydroxy-2-<(1R)-1,2-isopropylidenedioxyethyl>-3-oxa-7-oxo-6-azabicyclo<3.2.0>heptane-5-carboxylate |
114827-85-9 |
C22H29NO9 |
451.474 |
—— |
ethyl (1R,2S,5R)-6-(2,4-dimethoxybenzyl)-4,7-dioxo-2-<(1R)-1,2-isopropylidenedioxyethyl>-3-oxa-6-azabicyclo-<3.2.0>heptane-5-carboxylate |
114827-84-8 |
C22H27NO9 |
449.458 |
—— |
diethyl 3-<(1S,2R)-1-hydroxy-2,3-isopropylidenedioxypropyl>-2-oxoazetidine-4,4-dicarboxylate |
114827-86-0 |
C24H33NO10 |
495.527 |