1239476-35-7Relevant articles and documents
Siloxy(trialkoxy)ethene undergoes regioselective [2+2] cycloaddition to ynones and ynoates en route to functionalized cyclobutenediones
Iwata, Shin,Hamura, Toshiyuki,Suzuki, Keisuke
supporting information; experimental part, p. 5316 - 5318 (2010/11/18)
Regioselective [2+2] cycloaddition of ynones or ynoates to siloxy(trialkoxy)ethene (KSA) is described. A siloxy group on the KSA directs the perfect regioselectivity, allowing rapid construction of various functionalized cyclobutenedione derivatives.