1094415-90-3Relevant academic research and scientific papers
FeCl3-Mediated One-Pot Domino Reactions for the Synthesis of 9-Aryl/9-Arylethynyl-2,3,4,9-tetrahydro-1H-xanthen-1-ones from Propargylic Amines/Diaryl Amines and 1,3-Cyclohexanediones
He, Xinwei,Tao, Jiajia,Hu, Xiaoqian,Wang, Hui,Shang, Yongjia
, p. 2062 - 2069 (2016)
An efficient, environmentally friendly and one-pot route to new 9-aryl/9-arylethynyl-2,3,4,9-tetrahydro-1H-xanthen-1-one derivatives from inexpensive starting materials has been developed. This method proceeded by a domino nucleophilic-substitution/intram
Organic Br?nsted acid-catalyzed cycloadditions of o-quinone methides with 1, 3-dicarbonlys: Facile access to xanthenones and chromanones
Kokkuvayil Vasu, Radhakrishnan,Parameswaran, Sasikumar,Puthiyaparambath, Sharathna,Suresh Varma, Sanjay,Thoppe Sivakumar, Priyadarshini
, (2021/06/27)
The in-situ generation of o-quinone methides and their inverse-electron-demand Diels–Alder reaction in the presence of pentacarboxycyclopentadiene—an organic Br?nsted acid—has been reported. The synthesis of xanthenones and chromanones in good to excellen
A green synthesis of unsymmetrical 9-arylxanthenes in a one-pot cascade benzylation/annulation/dehydration strategy
Yaragorla, Srinivasarao,Saini, Pyare L.,Babu, P. Vijaya,Almansour, Abdulrahman I.,Arumugam, Natarajan
supporting information, p. 2351 - 2355 (2016/05/19)
A green synthesis of unsymmetrical 9-arylxanthenones is described using Ca(OTf)2 in one-pot cascade benzylation, annulation and dehydration strategy starting from readily accessible π-activated carbinols. 4-Hydroxycoumarin/cyclohexane-1,3-dione
One-pot synthesis of 4 h -chromenes by tandem benzylation and cyclization in the presence of sodium bisulfate on silica gel
Aoyama, Tadashi,Yamamoto, Takumi,Miyota, Saki,Hayakawa, Mamiko,Takido, Toshio,Kodomari, Mitsuo
supporting information, p. 1571 - 1576 (2014/07/08)
A simple and efficient method has been developed for the synthesis of 4H-chromenes from o-hydroxybenzylic alcohols and dicarbonyl compounds containing active methylene groups by using silica gel supported sodium bisulfate. Various dicarbonyl compounds suc
Facile construction of functionalized 4H-chromene via tandem benzylation and cyclization
Fan, Jinmin,Wang, Zhiyong
experimental part, p. 5381 - 5383 (2009/03/11)
A series of functionalized 4H-chromenes have been constructed by using a novel FeCl3-catalyzed benzylation-cyclization tandem reaction. The Royal Society of Chemistry.
