Regioselective Pd-catalyzed alkylative lactonizations of 4-hydroxy-2-alkynecarboxylates with organoboronic acids
CH Oh, SJ Park, JH Ryu, AK Gupta
Index: Oh, Chang Ho; Park, Su Jin; Ryu, Jin Hyang; Gupta, Arun Kumar Tetrahedron Letters, 2004 , vol. 45, # 38 p. 7039 - 7042
Full Text: HTML
Citation Number: 25
Abstract
The palladium-catalyzed addition of aryl-and alkenylboronic acids to 4-hydroxy-2- alkynecarboxylates and in situ lactonization would constitute a novel methodology for the synthesis of various butenolides with an excellent stereoselectivity and a high control of regioselectivity.
Related Articles:
[Hu, Yi; Ding, Qiuping; Ye, Shengqing; Peng, Yiyuan; Wu, Jie Tetrahedron, 2011 , vol. 67, # 38 p. 7258 - 7262]
[Boukouvalas, John; Lachance, Nicolas; Ouellet, Michel; Trudeau, Martin Tetrahedron Letters, 1998 , vol. 39, # 42 p. 7665 - 7668]
[Tale, Nilesh P.; Shelke, Amol V.; Tiwari, Girdharilal B.; Thorat, Prerana B.; Karade, Nandkishor N. Helvetica Chimica Acta, 2012 , vol. 95, # 5 p. 852 - 857]
[Demir, Ayhan S.; Camkerten, Nurettin; Gercek, Zuhal; Duygu, Nese; Reis, Omer; Arikan, Elif Tetrahedron, 1999 , vol. 55, # 8 p. 2441 - 2448]
[Lamande-Langle; Ngi, S. Inack; Anselmi; Allouchi; Duchene; Abarbri; Thibonnet Synthesis, 2011 , # 1 p. 154 - 160]