Global Patent Index - EP 2755968 A1

EP 2755968 A1 20140723 - NOVEL POLYMORPHIC FORM OF RALTEGRAVIR POTASSIUM

Title (en)

NOVEL POLYMORPHIC FORM OF RALTEGRAVIR POTASSIUM

Title (de)

NEUE POLYMORPHE FORM VON RALTEGRAVIR-KALIUM

Title (fr)

NOUVELLE FORME POLYMORPHE DU RALTÉGRAVIR POTASSIUM

Publication

EP 2755968 A1 20140723 (DE)

Application

EP 12756733 A 20120910

Priority

  • EP 11007545 A 20110916
  • EP 2012067644 W 20120910
  • EP 12756733 A 20120910

Abstract (en)

[origin: WO2013037731A1] The invention relates to a method for producing a polymorphic form IV of raltegravir potassium. The method is characterized in that raltegravir potassium, as the starting material, is hydrated, said starting material being brought into contact with at least one fluid comprising water during a reaction time, whereby the starting material is hydrated.

IPC 8 full level

C07D 413/12 (2006.01); A61K 31/513 (2006.01); A61P 31/18 (2006.01)

CPC (source: EP)

A61P 31/18 (2017.12); C07D 413/12 (2013.01)

Citation (search report)

See references of WO 2013037731A1

Citation (third parties)

Third party :

WO 2011123754 A1 20111006 - TEVA PHARMA [IL], et al

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

WO 2013037731 A1 20130321; EP 2755968 A1 20140723

DOCDB simple family (application)

EP 2012067644 W 20120910; EP 12756733 A 20120910