68985-40-0

Upstream product

• 64259-54-7 (E)-3-(2-ethynylphenyl)acrylaldehyde 
• 78-93-3 butanone 

Downstream Products

• 68962-97-0 4,11-dimethyl-1-(o-ethynylphenyl)trideca-1,3,6,8,10-pentaen-12-yn-5-one 
• 68962-99-2 1,9-bis-(o-ethynylphenyl)-4-methylnona-1,3,6,8-tetraen-5-one 
• 72563-61-2 1-(o-ethynylphenyl)-4,9-dimethylundeca-1,3,6,8-tetraen-10-yn-5-one 
• 72563-62-3 1,7-bis-(o-ethynylphenyl)-4-methylhepta-1,4,6-trien-3-one 
• 74998-27-9 1,11-bis-(o-ethynylphenyl)-4-methylundeca-1,3,6,8,10-pentaen-5-one 

Relevant academic research and scientific papers

Synthesis and Properties of Trimethyltetradehydroannulenone and its Benzannelated Derivatives

Syntheses of 2,7,12-trimethyl-8,9,10,11-tetradehydrocycloheptadecenone (5), 10,15- (6) and 8,15-dimethyl-16,17,18,19-tetradehydrobenzocycloheptadecen-9-one (7), and 8-methyl-18,19,20,21-tetradehydrodibenzocycloheptadecen-9-one (8) are described.The 1