CAS NO:90776-58-2

EC NO:

Molecular Formula:C₁₄H₂₇NO₄Si

Molecular Weight:301.454

Synonyms:;1-BMA;(3S,4S)-4-[(R)-1-carboxy-ethyl]-3-[(R)-1-(t-butyldimethylsilyloxy)ethyl]-2-azetidinone;β-methylazetidin-2-one;[2R-[2α(R*),3β(R*)] ]-3-[1-[[(1,1-dimethylethyl)dimethylsilyl]oxy]ethyl]-α-methl-4-oxo-2-azetidineacetic acid;(R)-2-((2S,3S)-3-((R)-1-(TERT-BUTYLDIMETHYLSILYLOXY)ETHYL)-4-OXOAZETIDIN-2-YL)PROPANOIC ACID;side chain for imipenem;4-BMA;(3S,4S)-4-[(R)-1-carboxyethyl]-3-[(R)-1-(t-butyldimethylsilyloxy)ethyl]-2-azetidinone;(3S 4S)-3-[(R)-1-(T-BUTYLDIMETHYLSILYLOXY)ETHYL]-4-[(R)-1-CARBOXYETHYL]-2-AZETIDINONE;(3S,4S)-3-[(R)-1-(TERT-BUTYLDIMETHYLSILOXY)ETHYL]-4-[(R)-1-CARBOXYETHYL]-2-AZETIDINONE;(3S,4S)-3-[(R)-1-(TERT-BUTYLDIMETHYLSILYLOXY)ETHYL]-4-[(R)-1-CARBOXYETHYL]-2-AZETIDINONE;(3S,4S)-3-[(R)-(BUTYLDIMETHYLSILYLOXY)ETHYL]-4-[(R)-CARBOXYETHYL]-2-AZETIDINONE;4-BMA(for Meropenem);4BMA;(2R)-2-{(2S,3S)-3-[(1R)-1-{[tert-butyl(dimethyl)silyl]oxy}ethyl]-4-oxoazetidin-2-yl}propanoic acid;

Molecular Structure:

CAS NO:68373-14-8

EC NO:269-878-2

Molecular Formula:C₈H₁₁NO₅S

Molecular Weight:233.2416

Synonyms:;(2S-cis)-3,3-dimethyl-7-oxy-4-sulph-1-aza dicyclo[3,2,0]heptane-2-carboxylic acid 4,4-dioxide;(2S,5R)-3,3-Dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide;penicillanic acid sulfone;penicillanic acid 1,1-dioxide;Sulbactam;3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide;(5R)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide;(2R,5S)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide;

Molecular Structure:

CAS NO:68373-14-8

EC NO:269-878-2

Molecular Formula:C₈H₁₁NO₅S

Molecular Weight:233.2416

Synonyms:;(2S-cis)-3,3-dimethyl-7-oxy-4-sulph-1-aza dicyclo[3,2,0]heptane-2-carboxylic acid 4,4-dioxide;(2S,5R)-3,3-Dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide;penicillanic acid sulfone;penicillanic acid 1,1-dioxide;Sulbactam;3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide;(5R)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide;(2R,5S)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide;

Molecular Structure:

CAS NO:68373-14-8

EC NO:269-878-2

Molecular Formula:C₈H₁₁NO₅S

Molecular Weight:233.2416

Synonyms:;(2S-cis)-3,3-dimethyl-7-oxy-4-sulph-1-aza dicyclo[3,2,0]heptane-2-carboxylic acid 4,4-dioxide;(2S,5R)-3,3-Dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide;penicillanic acid sulfone;penicillanic acid 1,1-dioxide;Sulbactam;3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide;(5R)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide;(2R,5S)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide;

Molecular Structure: