128242-64-8

Upstream product

• 109-72-8 n-butyllithium 
• 128242-41-1 4-methyl-3-(1-methylethoxy)cyclobut-3-ene-1,2-dione 2-(ethylene acetal) 
• 128242-48-8 4-n-butyl-4-hydroxy-2-isopropoxy-3-methyl-2-cyclobuten-1-one ethylene acetal 
• 114094-61-0 2,3-bis(1-methylethoxy)-4-hydroxy-4-methylcyclobut-2-en-1-one 
• 128242-35-3 2,3-Diisopropoxy-4-methyl-4-(trimethylsiloxy)-cyclobut-2-en-1-one 

Relevant academic research and scientific papers

A General, Regioselective Synthesis of Substituted Benzocyclobutenedione Monoacetals

A general, regioselective synthesis of substituted benzocyclobutenedione monoacetals is reported.Palladium-catalyzed coupling of a variety of 4-chlorocyclobutenones with 3-(tri-n-butylstannyl)-3-cyclobutene-1,2-dione 2-(ethylene acetal) and heating up to

Regiospecific Preparation of Cyclobutenedione Monoacetals

Treatment of 2,3-diisopropoxy-4-hydroxy-4-organyl-2-cyclobuten-1-ones, prepared by addition of nucleophiles (H-, C-sp3, C-sp2, C-sp) to diisopropyl squarate, with Me3SiOCH2CH2OSiMe3 and catalytic trimethylsilyl triflate in