Publication number: 20130072520
Abstract: Compounds of formula (I) have antibacterial activity: wherein R represents hydrogen or 1, 2 or 3 optional substituents; W is ?C(R1)— or ?N—; R1 is hydrogen or an optional substituent and R2 is hydrogen, methyl, or fluorine; or R1 and R2 taken together are —CH2—, —CH2CH2—, —O—, or, in either orientation, —O—CH2— or —OCH2CH2—; R3 is a radical of formula -(Alk1)m-(Z)p-(Alk2)n-Q wherein m, p and n are independently 0 or 1, provided that at least one of m, p and n is 1, Z is —O—, —S—, —S(O)—, —S(O2)—, —NH—, —N(CH3)—, —N(CH2CH3)—, —C(?O)—, —O—(C?O)—, —C(?O)—O—, or an optionally substituted divalent monocyclic carbocyclic or heterocyclic radical having 3 to 6 ring atoms; or an optionally substituted divalent bicyclic heterocyclic radical having 5 to 10 ring atoms; Alk1 and Alk2 are optionally substituted C1-C6 alkylene, C2-C6 alkenylene, or C2-C6 alkynylene radicals, which may optionally terminate with or be interrupted by —O—, —S—, —S(O)—, —S(O2)—, —NH—, —N(CH3)—, or —N(CH2CH3)—; and Q is hydrogen, halogen, nit
Type:
Application
Filed:
November 28, 2011
Publication date:
March 21, 2013
Applicant:
Biota Scientific Management Pty Ltd
Inventors:
David BROWN, Ian COLLINS, Lloyd CZAPLEWSKI, David HAYDON
Patent number: 8367677
Abstract: Pharmaceutical compositions comprising at least one compound of the formulas (Ia) or (Ib) and a pharmaceutically acceptable carrier which is useful in a medicine wherein the symbols, indices and substituents have the following meaning R1?H, CN, NO2, CF3, F, Cl, Br, I, CH3 R2?H, CN, NO2, CF3, F, Cl, Br, I, CH3, Et, n-Pr, i-Pr, n-Bu, t-Bu, phenyl, thienyl, furyl, thiazolyl and either R1 or R2 must be H R3?H, CN, NO2, CF3, F, Cl, Br, I, CH3, Et, n-Pr, i-Pr, n-Bu, t-Bu, phenyl, thienyl, furyl, thiazolyl then X is e.g. with R4 being H, CH3, CH2CH3 or and Y being or the pharmaceutically acceptable salts, esters or amides and prodrugs of the above identified compounds of formulas (Ia) or (Ib). The compounds are applied to modulate the in-vitro and in-vivo binding processes mediated by E-, P- or L-selectin binding.
Type:
Grant
Filed:
March 18, 2005
Date of Patent:
February 5, 2013
Assignee:
Revotar Biopharmaceuticals AG
Inventors:
Remo Kranich, Ewald Mirko Aydt