222615-07-8

Upstream product

• 81841-26-1 (7-Methyl-8-methylene-1,4-dioxa-spiro[4.5]dec-7-yl)-acetic acid ethyl ester 
• 32917-26-3 ethyl 4,4-(ethylenedioxy)-2-methylcyclohex-1-ene-1-carboxylate 
• 487-51-4 4-carbethoxy-3-methyl-2-cyclohexen-1-one 
• 29915-82-0 4,4-(ethylenedioxy)-2-methylcyclohex-1-ene-1-methanol 

Downstream Products

• 222615-10-3 3-(3-diazo-2-oxo-propyl)-3-methyl-4-methylene-cyclohexanone 
• 222615-09-0 (1-methyl-2-methylene-5-oxo-cyclohexyl)-acetic acid 

Relevant academic research and scientific papers

Regioselective synthesis of bicyclo[4.2.1]nonane-2,8-diones via BF3.ET2O mediated intramolecular diazo ketone insertion reaction

Treatment of the diazo diones 11a-d with boron trifluoride diethyl etherate furnished the bicyclo[4.2.1]nonane-2,8-diones 15a-d in a highly regioselective manner.