22039-75-4

Upstream product

• 6638-35-3 2-phenyl-5,6-dihydro-4H-1,3-thiazine 
• 13609-09-1 N-(3-hydroxypropyl)benzamide 
• 114968-00-2 7-(1'-carbethoxy-1'-propen-2'-ylamino)-6-phenylcepham 
• 80312-19-2 1-thia-6-phenyl-7-(1'-methyl-2'-carbomethoxyvinylamino) octam 
• 50708-32-2 (8-oxo-6-phenyl-5-thia-1-aza-bicyclo[4.2.0]oct-7-yl)-carbamic acid benzyl ester 

Downstream Products

• 80311-99-5 N-(8-oxo-6-phenyl-5-thia-1-aza-bicyclo[4.2.0]oct-7-yl)-2-phenoxy-acetamide 
• 114968-04-6 (6R,7S)-7-{[1-(3,4-Dimethoxy-phenyl)-meth-(E)-ylidene]-amino}-6-phenyl-5-thia-1-aza-bicyclo[4.2.0]octan-8-one 
• 114968-08-0 N-((3R,4S)-2-Oxo-4-phenyl-1-propyl-azetidin-3-yl)-2-phenoxy-acetamide 
• 114968-09-1 (3S,4R,3'S,4'R)-4-(3,4-Dimethoxy-phenyl)-3-phenoxy-4'-phenyl-1'-propyl-[1,3']biazetidinyl-2,2'-dione 
• 114968-05-7 (6R,7S)-7-[(2S,3R)-2-(3,4-Dimethoxy-phenyl)-4-oxo-3-phenoxy-azetidin-1-yl]-6-phenyl-5-thia-1-aza-bicyclo[4.2.0]octan-8-one 
• 16084-39-2 1-thia-6-phenyl-7-phenylacetamidooctam 
• 22039-76-5 1-thia-6-phenyl-7-phenoxyacetamidooctam 
• 114968-07-9 (3R,4S)-3-Amino-4-phenyl-1-propyl-azetidin-2-one 

Relevant academic research and scientific papers

Studies on Cepham Analogs: Synthesis, Stereochemistry and Their Conversion into Monocyclic cis-β-Lactams

2-Phenyl-5,6-dihydro-4H-1,3-thiazine (I) on reaction with potassium carbethoxyacetonylglycinate in the presence of POCl3/Et3N in CH2Cl2 furnishes the 7-enaminocepham (II).The compound I also reacts with phenylacetic acid under similar conditions to provid