Patent number: 7211668
Abstract: This application relates to monomers of the general formula (I) for the preparation of PNA (peptide nucleic acid) oligomers and provides method for the synthesis of both predefined sequence PNA oligomers and random sequence PNA oligomers: wherein E is sulfur or oxygen; J is nitrogen or C—R?; R1, R? is independently H, halogen, alkyl, nitro, nitrile, alkoxy, halogenated alkyl, halogenated alkoxy or a functional group having one of following general formulae: wherein A1, A2, A3, A4, A5, is independently selected from H, halogen such as F, Cl, Br or I, CF3, alkyl, preferably C1–C4 alkyl, nitro, nitrile, alkoxy, preferably C1–C4 alkoxy, halogenated (such as F, Cl, Br and I) alkyl, preferably halogenated C1–C4 alkyl, halogenated (such as F, Cl, Br and I) alkoxy, preferably halogenated C1–C4 alkoxy, phenyl, and halogenated (such as F, Cl, Br and I phenyl; R2 is H or protected or unprotected side chain of natural or unnatural ?-amino acid; and B is a natural or unnatural nucleobase, wherein when said nuc
Type:
Grant
Filed:
April 6, 2004
Date of Patent:
May 1, 2007
Assignee:
Panagene, Inc.
Inventors:
Sung Kee Kim, Hyunil Lee, Jong Chan Lim, Sung Hee Lee
Patent number: 7148228
Abstract: A compound represented by Formula I, or a polymorph, ester, tautomer, enantiomer, pharmaceutically acceptable salt or prodrug thereof: wherein: R1 is halogen, —OR1, —SR11 or lower alkyl; R2 is —NHR8; R3 is selected from the group consisting of hydrogen, halogen, —SR8, —OR8, —CN, —C(O)R9, —CO2H, —NO2, —NR8R10, lower alkyl, lower alkenyl, lower alkynyl, lower perhaloalkyl, aryl, heteroaryl, alicyclic and heterocyclic, all optionally substituted, wherein: the aryl, heteroaryl, alicyclic and heterocyclic groups are optionally mono-, bi- or tri-cyclic, R4 is —CHR12—, —C(O), —C(S), —S(O)—, or —SO2—; R5 is aryl, heteroaryl, alicyclic, or heterocyclic, wherein the aryl group is substituted with 3 to 5 substituents, the heteroaryl group is substituted with 2 to 5 substituents, the alicyclic group is substituted with 3 to 5 substituents, the heterocyclic group is substituted with 3 to 5 substituents.
Type:
Grant
Filed:
September 20, 2004
Date of Patent:
December 12, 2006
Assignee:
Conforma Therapeutics Corporation
Inventors:
Srinivas Rao Kasibhatla, Marco A. Biamonte, Kevin D. Hong, David Hurst, Marcus F. Boehm
Patent number: 7087754
Abstract: Use of a compound of formula (I): wherein R1 is selected from alkyl, alkoxy, aryloxy, alkylthio, arylthio, aryl, halogen, CN, NR6R7, NR5COR6, NR5CONR6R7, NR5CO2R8 and NR5SO2R8; R2 is selected from heteroaryl attached via an unsaturated carbon; R3 is selected from H, alkyl, halogen, OR5, SR5 and NR6R7; R4 is selected from H, acyclic alkyl, CONR6R7, CONR5NR6R7, COR6, CO2R8 and SO2R; R5, R6 and R7 are independently selected from H, alkyl and aryl, or where R6 and R7 are in an NR6R7 group, R6 and R7 may be linked to form a heterocyclic group, or where R5, R6 and R7 are in a (CONR5NR6R7) group, R5 and R6 may be linked to form a heterocyclic group; and R8 is selected from alkyl and aryl, or a pharmaceutically acceptable salt thereof or prodrug thereof, in the treatment or prevention of a disorder in which the blocking of purine receptors, particularly adenosine receptors and more particularly A2A receptors, may be beneficial, particularly wherein said disorder is a movement disorder such as Parkinson's disease or s
Type:
Grant
Filed:
January 10, 2002
Date of Patent:
August 8, 2006
Assignee:
Vernalis Research Limited
Inventors:
Roger John Gillespie, Joanne Lerpiniere, Suneel Gaur
Patent number: 6962915
Abstract: Compounds having the formula (I), and pharmaceutically acceptable salts or prodrugs thereof, are useful as kinase inhibitors, wherein Y is —C(?O)NR1—, —NR1C(?O)—, —NR1C(?O)NR1—, —NR1SO2—, —SO2NR1—, —C(?O)—, —OC(?O)—, or —CO2—; B is alkyl, substituted alkyl, alkenyl, substituted alkenyl, hydroxy, alkoxy, aryl, cycloalkyl, heteroaryl, and heterocyclo; or when Y is —C(?O)NR1—, B also may be selected from —C(?O)R8, —C(?O)NR8R9, and —CO2R8; R1 is hydrogen, C1-4alkyl, or substituted C1-4alkyl; R2 is hydrogen or C1-4alkyl; R3 is hydrogen, methyl, perfluoromethyl, hydroxy, methoxy, halogen, cyano, NH2, or NH(CH3); and R4, R5, R6, R7, R8, and R9 are as defined in the specification.
Type:
Grant
Filed:
May 19, 2003
Date of Patent:
November 8, 2005
Assignee:
Bristol-Myers Squibb Company
Inventors:
Jagabandhu Das, Chunjian Liu, Robert V. Moquin, Katerina Leftheris