期刊
ARKIVOC
卷 -, 期 -, 页码 18-23出版社
ARKAT USA INC
DOI: 10.3998/ark.5550190.0008.f03
关键词
4-substituted 2H-chromen-2-ones; von Pechmann condensation; solvent-free reaction; phenols; beta-keto esters