Zobrazeno 1 - 10
of 22
pro vyhledávání: '"Li-Yan Fan"'
Autor:
Li-Yan Fan, Lu-Lu Kong
Publikováno v:
Chinese Chemical Letters. 27:827-831
A series of bioactive quinazolinones were effectively synthesized by the condensation of halide benzamide with amino acid using magnetically recyclable GO/Fe 3 O 4 –CuI as catalyst. Magnetic GO/Fe 3 O 4 –CuI was prepared via a simple chemical met
Publikováno v:
CLEAN - Soil, Air, Water. 44:263-271
Publikováno v:
Chinese Chemical Letters. 26:1355-1358
The Y(OTf) 3 -catalyzed aerobic oxidative cyclization reaction for the selective synthesis of dihydroquinazolinones and quinazolinones has been developed. This method provides a practical, effective and green synthetic approach to dihydroquinazolinon
Yttrium-catalyzed heterocyclic formation via aerobic oxygenation: A green approach to benzothiazoles
Publikováno v:
Chinese Chemical Letters. 26:77-80
The YCl 3 -catalyzed aerobic oxidative cyclization reaction for the synthesis of benzothiazoles has been developed. This method provides a practical, effective and green synthetic approach to benzothiazoles which are important units in many biologica
Publikováno v:
Chinese Chemical Letters. 25:1203-1206
In this study, Yb immobilized NaY zeolite catalyst (Yb/NaY) was obtained by a hydrothermal method and characterized by XRD, BET, FT-IR, ICP-AES, and NH 3 -TPD. The catalyst displayed good catalytic activity when applied to the synthesis of quinoxalin
Publikováno v:
Tetrahedron Letters. 54:231-234
A simple and efficient synthetic approach to dihydropyrazines via YbCl 3 -catalyzed reaction of α-hydroxyketones with diamines under mild conditions was developed. The corresponding 2,3-subsitituted piperazines and pyrazines were obtained through ta
Autor:
Li-Yan Fan, Lu-Lu Kong
Publikováno v:
ChemInform. 47
A series of bioactive quinazolinones were effectively synthesized by the condensation of halide benzamide with amino acid using magnetically recyclable GO/Fe 3 O 4 –CuI as catalyst. Magnetic GO/Fe 3 O 4 –CuI was prepared via a simple chemical met
Publikováno v:
ChemInform. 47
The Y(OTf) 3 -catalyzed aerobic oxidative cyclization reaction for the selective synthesis of dihydroquinazolinones and quinazolinones has been developed. This method provides a practical, effective and green synthetic approach to dihydroquinazolinon
Publikováno v:
ChemInform. 47
Publikováno v:
Tetrahedron. 63:2404-2408
At room temperature, the direct Mannich-type reaction of a variety of in situ generated aldimines using aldehydes and anilines with ketones in a three-component reaction was efficiently catalyzed by silica sulfuric acid (SSA) in EtOH. This rapid reac