Photo-irradiation of 2-(5-methylthiophen-2-yl)-3-[(naphthalen-2-yl)methoxy]-4H-chromen-4-ones yielded the fascinating angular tetracyclic products via cyclization involving both 2-thienyl ring and naphthylmethoxy ...
theFoundationofChineseEducationMinistryforOverseaReturnee (No .0 2 0 5H0 89)
R ) 6,6′ Bis(triethoxysilylethen 2 yl) 2,2′ binaphtho 20 crown 6 (precursor, R 2) derived from ( R ) 2,2′ BINOL derivative was synthesized by Pd catalyzed Heck reaction of ( R ) 6,6′ di...
The novel ytterbium coordination polymer is a two dimensional framework in which the central metal ions have four different coordination numbers and form four kinds of coordination polyhedra. The four kinds of coordi...
This work was supported by the National Natural Science Foundation of China;the National Education Commission Foundation of China.
The UV absorption and fluorescence spectra of 1,3-di (α-naphthyl) propane (1), di (α- naphthylmethyl) ether (2), and α-methylnaphthalene (3) in aqueous methanol, ethanol, and DMSO were recorded as a function of Φ ...