73395-53-6

Upstream product

• 75283-03-3 2-[2-(Benzothiazol-2-yldisulfanyl)-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-1-yl]-3-methyl-but-2-enoic acid methyl ester 

Downstream Products

• 95509-90-3 N-[2-(Bis-methanesulfonyl-methylsulfanyl)-4-oxo-azetidin-3-yl]-2-phenoxy-acetamide 
• 95477-74-0 2-[4-Oxo-3-(2-phenoxy-acetylamino)-azetidin-2-ylsulfanyl]-malonic acid methyl ester 4-nitro-benzyl ester 
• 95477-33-1 [4-Oxo-3-(2-phenoxy-acetylamino)-azetidin-2-ylsulfanyl]-(triphenyl-λ⁵-phosphanylidene)-acetic acid methyl ester 
• 95477-32-0 N-[2-Oxo-4-(2-oxo-2-phenyl-ethylsulfanyl)-azetidin-3-yl]-2-phenoxy-acetamide 
• 95477-76-2 N-[2-(1-Acetyl-2-oxo-propylsulfanyl)-4-oxo-azetidin-3-yl]-2-phenoxy-acetamide 
• 95477-34-2 N-{2-Oxo-4-[2-oxo-1-(triphenyl-λ⁵-phosphanylidene)-propylsulfanyl]-azetidin-3-yl}-2-phenoxy-acetamide 
• 95477-75-1 N-(2-Dicyanomethylsulfanyl-4-oxo-azetidin-3-yl)-2-phenoxy-acetamide 
• 66260-72-8 [4-oxo-3-(2-phenoxy-acetylamino)-azetidin-2-ylsulfanyl]-malonic acid dimethyl ester 
• 66260-51-3 (2R,3S)-7-Oxo-6-(2-phenoxy-acetylamino)-4-thia-1-aza-bicyclo[3.2.0]heptane-2,3-dicarboxylic acid 3-methyl ester 
• 95477-44-4 7-Oxo-6-(2-phenoxy-acetylamino)-4-thia-1-aza-bicyclo[3.2.0]heptane-2,3,3-tricarboxylic acid dimethyl ester 
• 95477-38-6 2-[1-[Chloro-(4-nitro-benzyloxycarbonyl)-methyl]-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-2-ylsulfanyl]-malonic acid dimethyl ester 
• 95477-35-3 2-[1-[Hydroxy-(4-nitro-benzyloxycarbonyl)-methyl]-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-2-ylsulfanyl]-malonic acid dimethyl ester 
• 95477-41-1 7-Oxo-6-(2-phenoxy-acetylamino)-4-thia-1-aza-bicyclo[3.2.0]heptane-2,3,3-tricarboxylic acid dimethyl ester 4-nitro-benzyl ester 
• 95477-43-3 3,3-Bis-methanesulfonyl-7-oxo-6-(2-phenoxy-acetylamino)-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid 4-nitro-benzyl ester 

Relevant academic research and scientific papers

Carbon nucleophilic displacements on Kamiya's azetidinone disulfide: Synthesis of C-2 modified penicillins

Novel carbon nucleophilic displacement reactions on Kamiya's azetidinone disulfide 2 and the synthesis of the C-2 modified penams 25, 26 and 27 from the intermediates 8, 9, and 11 are described.