Air Products and Chemicals, Inc.
Patent: US6548670 B1, 2003 ;

Perez-Melero, Concepcion; Maya, Ana B.S.; Del Rey, Benedicto; Pelaez, Rafael; Caballero, Esther; Medarde, Manuel
Bioorganic and Medicinal Chemistry Letters, 2004 , vol. 14, # 14 p. 3771 - 3774

Air Products and Chemicals, Inc.
Patent: US6548670 B1, 2003 ;

Mielcke, Tania R.; Mascarello, Alessandra; Filippi-Chiela, Eduardo; Zanin, Rafael F.; Lenz, Guido; Leal, Paulo Cesar; Chirardia, Louise D.; Yunes, Rosendo A.; Nunes, Ricardo J.; Battastini, Ana M.O.; Morrone, Fernanda B.; Campos, Maria M.
European Journal of Medicinal Chemistry, 2012 , vol. 48, p. 255 - 264

Air Products and Chemicals, Inc.
Patent: US6559308 B1, 2003 ;

Janssen Pharmaceutica N.V.
Patent: US5028606 A1, 1991 ;

Perez-Melero, Concepcion; Maya, Ana B.S.; Del Rey, Benedicto; Pelaez, Rafael; Caballero, Esther; Medarde, Manuel
Bioorganic and Medicinal Chemistry Letters, 2004 , vol. 14, # 14 p. 3771 - 3774

Air Products and Chemicals, Inc.
Patent: US6559308 B1, 2003 ;