188357-88-2Relevant academic research and scientific papers
SnCl2/nano SiO2: A green and reusable heterogeneous catalyst for the synthesis of polyfunctionalized 4H-pyrans
Safaei-Ghomi, Javad,Teymuri, Raheleh,Shahbazi-Alavi, Hossein,Ziarati, Abolfazl
, p. 921 - 925 (2013)
A highly efficient and general method for the synthesis of polyfunctionalized 4H-pyrans is established through a one-pot multicomponent cyclocondensation of aromatic aldehydes with CH acids, malononitrile and ethyl acetoacetate using nano silica supported
Improved synthesis of diethyl 2,6-dimethyl-4-aryl-4H-pyran-3,5-dicarboxylate under ultrasound irradiation
Ni, Cheng-Liang,Song, Xiao-Hui,Yan, Hong,Song, Xiu-Qing,Zhong, Ru-Gang
experimental part, p. 367 - 369 (2010/11/18)
Diethyl 2,6-dimethyl-4-aryl-4H-pyran-3,5-dicarboxylates (1) have been synthesized by the reaction of aryl aldehyde and 1,3-diketone catalyzed by ZnCl2 under ultrasound irradiation. The effects of changes in the ultrasonic power, temperature, an
