(2R)-2-[(2S,3S)-3-[(1R)-1-{[tert-butyl(dimethyl)silyl]oxy}ethyl]-4-oxoazetidin-2-yl]propanoic acid

(3S,4S)-3-[(R)-1-(叔丁基二甲基硅氧基)乙基]-4-[(R)-1-羧乙基]-2-氮杂环丁酮

Also known as: Side chain for imipenem, 4-BMA, 1-BMA, B-METHYLAZETIDIN-2-ONE, SS-METHYLAZETIDIN-2-ONE, (3S,4S)-3-((R)-(tert-Butyldimethyl-silyloxy)ethyl)-4((R)-carboxyethyl)-2-azetidinone, (2R)-2-{(2S,3S)-3-[(1R)-1-{[dimethyl(2-methyl-2-propanyl)silyl]oxy}ethyl]-4-oxo-2-azetidinyl}propanoic acid, MFCD00272297

(2R)-2-[(2S,3S)-3-[(1R)-1-{[tert-butyl(dimethyl)silyl]oxy}ethyl]-4-oxoazetidin-2-yl]propanoic acid (CAS 90776-58-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C14H27NO4Si and a molecular weight of 301.454 g/mol. It is also known as Side chain for imipenem, 4-BMA and 1-BMA. Key properties include a melting point of 146-147°C, a boiling point of 424.4±10.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 210.5±19.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

90776-58-2

Jingsj CID

J-54663-4

Molecular Formula

C₁₄H₂₇NO₄Si

Chinese Name

(3S,4S)-3-[(R)-1-(叔丁基二甲基硅氧基)乙基]-4-[(R)-1-羧乙基]-2-氮杂环丁酮

Molecular Weight

301.454 g/mol

Category

Ketones

Last updated

8/21/2026