Patent · US Active

Pentanoic acid derivatives

US7569609B2 · kind B2 · utility

2Cited by
46References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 29, 2005
Grant dateAug 4, 2009
Priority date
Expiry dateMay 22, 2027

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D295/185
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Formula (I) compounds:wherein R1 is alkyl substituted by fluorine(s); R2 is hydroxy, alkoxy, alkoxy substituted by phenyl, NR3R4, in which R3, R4 is (i) hydrogen, (ii) alkyl, (iii) phenyl, (iv) phenyl substituted by alkoxy or carboxyl, (v) heterocyclic ring containing nitrogen atom, (vi) alkyl substituted by phenyl, phenyl subsituted by alkoxy or carboxyl, heterocyclic ring containing nitrogen atom, (vii) the nitrogen bonded to R3 and R4, taken together is a saturated heterocyclic ring or amino acid residue; and non-toxic salts and acid addition salts thereof. Also, Formula (X) compounds:wherein n is 0 or 1, R11 is hydrogen and chlorine, R5 is R7—CH2— or R8, or R5 and R11, taken together is alkylidene; R6 is hydroxy, alkoxy, alkoxy substituted by phenyl, NR9R10, in which R9, R10 is (i) hydrogen, (ii) alkyl, (iii) phenyl, (iv) phenyl substituted by alkoxy or carboxyl, (v) heterocyclic ring containing nitrogen atom, (vi) alkyl substituted by phenyl, phenyl-substituted by alkoxy or carboxyl, heterocyclic ring containing nitrogen atom, (vii) the nitrogen bonded to R9 and R10, taken together is a saturated heterocyclic ring or amino acid residue, R7 is (i) F—(CH2)m- or F3C—CH2—, (ii) al…

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.