Patent number: 8551958
Abstract: Pro-drugs of all non-steroidal anti-inflammatories with free acid function derivatized with an ester group, which have the general structural formula given below (I) where A is: aspirin, diflunisal, benorylate, ibufenac, diclofenac, indomethacin, sulindac, ketorolac, ibuprofen, naproxen, ketoprofen, fenoprofen, flurbiprofen, mefenamic acid, meclof enamic acid, flufenamic acid, niflumic acid, and where in the ester group R can be a sugar (amongst which aldose, or ketose pentose, or esose selected from a group of D- and L-enantioiuers of ribose, glucose, galactose, mannose, arabinose, xilose, allose, altrose, gulose, idose and talose and substituted derivatives thereof, such as glucosamine, galactosamine, N-acetyl glucosamine, N-acetyl galactosamine, N-acetyl ribosamine), a disaccharide, a trisaccharide or an oligosaccharide.
Type:
Grant
Filed:
January 28, 2011
Date of Patent:
October 8, 2013
Assignees:
Stewart Italia Srl
Inventors:
Maria Grazia Rimoli, Antonio Calignano, Rosario Cuomo, Gianpiero Boatto, Enrico Abignente, Daniela Melisi, Annalisa Curcio, Elvira Luongo, Giovanna La Rana, Oscar Sasso, Giovanni Sarnelli, Roberto Russo, Maria Nieddu, Carla Cirillo, Salvatore De Lucia
Publication number: 20110212904
Abstract: Pro-drugs of all non-steroidal anti-inflammatories with free acid function derivatized with an ester group, which have the general structural formula given below (I) where A is: aspirin, diflunisal, benorylate, ibufenac, diclofenac, indomethacin, sulindac, ketorolac, ibuprofen, naproxen, ketoprofen, fenoprofen, flurbiprofen, mefenamic acid, meclof enamic acid, flufenamic acid, niflumic acid, and where in the ester group R can be a sugar (amongst which aldose, or ketose pentose, or esose selected from a group of D- and L-enantioiuers of ribose, glucose, galactose, mannose, arabinose, xilose, allose, altrose, gulose, idose and talose and substituted derivatives thereof, such as glucosamine, galactosamine, N-acetyl glucosamine, N-acetyl galactosamine, N-acetyl ribosamine), a disaccharide, a trisaccharide or an oligosaccharide.
Type:
Application
Filed:
January 28, 2011
Publication date:
September 1, 2011
Applicants:
STEWART ITALIA SRL
Inventors:
Maria Grazia RIMOLI, Antonio CALIGNANO, Rosario CUOMO, Gianpiero BOATTO, Enrico ABIGNENTE, Daniela MELISI, Annalisa CURCIO, Elvira LUONGO, Giovanna LA RANA, Oscar SASSO, Giovanni SARNELLI, Roberto RUSSO, Maria NIEDDU, Carla CIRILLO, Salvatore DE LUCIA