79669-39-9

Upstream product

• 79669-46-8 (2-Allyl-4-oxo-azetidin-1-yl)-chloro-acetic acid benzyl ester 
• 68485-53-0 4-allyl-1-(1-hydroxy-1-benzyloxycarbonylmethyl)-azetidin-2-one 
• 68485-52-9 4-allylazetidin-2-one 
• 52709-42-9 benzylglyoxylate 

Downstream Products

• 79683-54-8 (2RS,6SR)-benzyl 4-methyl-8-oxo-1,3-diazabicyclo<4.2.0>oct-3-ene-2-carboxylate 
• 79683-54-8 (2RS,6RS)-benzyl 4-methyl-8-oxo-1,3-diazabicyclo<4.2.0>oct-3-ene-2-carboxylate 
• 79683-54-8 (2S,6R)-4-Methyl-8-oxo-1,3-diaza-bicyclo[4.2.0]oct-3-ene-2-carboxylic acid benzyl ester 
• 112213-53-3 (2RS,6SR)-4-methyl-8-oxo-1,3-diazabicyclo<4.2.0>oct-3-ene-2-carboxylic acid 

Relevant academic research and scientific papers

Synthesis of Novel Fused β-Lactams by Intramolecular 1,3-Dipolar Cycloadditions. Part 9. Preparation of the 7-Oxo-1,3-dizabicycloheptane-2-carboxylate and 8-Oxo-1,3-dizabicyclooctane-2-carboxylate Ring Systems

4-Vinylazetidin-2-one (24) has been converted into 1--4-vinylazetidin-2-one (27) and 1--4-(2-methoxycarbonylvinyl)-azetidin-2-one (43) which on thermolysis in toluene gave (2RS,5RS)-ben

SYNTHESES OF AZAPENEM AND AZACEPHEM RING SYSTEM

Novel β-lactam ring systems, 7-oxo-1,3-diazabicyclohept-3-ene(III), 7-oxo-1,4-diazabicyclohept-3-ene(IV), and 8-oxo-1,3-diazabicyclooct-3-ene(V) have been synthesized via cyclization of olefinic azide.