THE GOVERNMENT OF UNITED STATES OF AMERICA, as represented by THE SECRETARY OF THE DEPARTMENT OF HEALTH AND HUMAN SERVICES
Patent: WO2005/28436 A2, 2005 ;
Location in patent: Page/Page column 58 ;

Drew; Kelly
Journal of the Chemical Society, 1941 , p. 637,639

Lin; Ku; Shiao
Synthesis, 1992 , # 12 p. 1219 - 1220

Pratt; Brill
Chem. Zentralbl., 1915 , vol. 86, # I p. 834

Drew; Kelly
Journal of the Chemical Society, 1941 , p. 637,639