135508-49-5

Upstream product

• 131530-70-6 (R)-4-{[(E)-4-Methoxy-phenylimino]-methyl}-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester 
• 13831-31-7 Acetoxyacetyl chloride 
• 185414-13-5 (R)-4-{[(Z)-4-Methoxy-phenylimino]-methyl}-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester 
• 127940-39-0 (R)-4-{[(E)-4-Methoxy-phenylimino]-methyl}-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester 
• 104-94-9 4-methoxy-aniline 
• 102308-32-7 (4S)-4-formyl-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester 

Downstream Products

• 135559-17-0 (3S,4S)-3-(benzyloxy)-4-formyl-1-(4-methoxyphenyl)azetidin-2-one 
• 135508-50-8 (R)-4-[(2R,3S)-3-Benzyloxy-1-(4-methoxy-phenyl)-4-oxo-azetidin-2-yl]-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester 
• 135508-51-9 (3S,4R)-4-<(R)-3-(tert-butoxycarbonyl)-2,2-dimethyloxazolidin-4-yl>-3-methoxy-1-(4-methoxyphenyl)azetidin-2-one 
• 135508-53-1 (3S,4R)-4-((R)-1-Amino-2-hydroxy-ethyl)-3-benzyloxy-1-(4-methoxy-phenyl)-azetidin-2-one 
• 144260-89-9 (R)-4-[(2S,3R)-3-Ethyl-1-(4-methoxy-phenyl)-4-oxo-azetidin-2-yl]-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester 
• 139404-44-7 (3R,4S)-4-acetyl-3-ethyl-1-p-methoxyphenyl-2-azetidinone 
• 144260-90-2 (3R,4S,5R)-3-Ethyl-5-hydroxymethyl-4-(4-methoxy-phenylamino)-pyrrolidin-2-one 
• 112245-45-1 (2S,3R)-3-Ethyl-1-(4-methoxy-phenyl)-4-oxo-azetidine-2-carbaldehyde 
• 144260-88-8 (R)-4-[(R)-1-(4-Methoxy-phenyl)-3,4-dioxo-azetidin-2-yl]-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester 
• 144260-89-9 (R)-4-[(2S,3S)-3-Ethyl-1-(4-methoxy-phenyl)-4-oxo-azetidin-2-yl]-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester 
• 144260-90-2 (3S,4S,5R)-3-Ethyl-5-hydroxymethyl-4-(4-methoxy-phenylamino)-pyrrolidin-2-one 
• 135508-52-0 (3S,4R)-4-<(R)-3-(tert-butoxycarbonyl)-2,2-dimethyloxazolidin-4-yl>-3-hydroxy-1-(4-methoxyphenyl)azetidin-2-one 

Relevant academic research and scientific papers

Asymmetric synthesis of monocyclic β-lactams: Application of imines derived from chiral N-protected α-amino aldehydes in the staudinger reaction

Imines derived from N,O-diprotected L-serinal upon treatment with acid chlorides in the presence of triethylamine furnished β-lactams with complete level of reaction diastereoselection.