Schering Corporation
Patent: US2006/264489 A1, 2006 ;
Location in patent: Page/Page column 54-55 ;

Barluenga, Jose; Jimenez, Carmen; Najera, Carmen; Yus, Miguel
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1983 , p. 591 - 593