Stable crystal modifications of dopc
AssigneeMerck Patent GmbH
InventorsMichael Platscher, Alfred Hedinger
Life of this patent
Estimating the term…
Abstract
The invention relates to stable crystal modifications of (R,S)-, (R)- and (5S)-DOPC, to a process for the preparation of these modifications, and to the use thereof as constituent for the preparation of medicaments.
Claims21
Crystalline (R,S)-, (R)- and (S)-DOPC.
Crystalline (R)- and (S)-DOPC.
Mixtures of crystalline (R)- and crystalline (S)-DOPC.
Crystalline (R)-DOPC.
Process for the preparation of crystal modifications of (R,S)-, (R)- and (S)-DOPC, characterised in that the crystallisation is carried out from one or more aprotic solvents.
A method of achieving a medical effect in administering DOPC comprising administering crystal modifications of (R,S)-, (R)- or (S)-DOPC, alone or optionally in a mixture with other lipids.
Pharmaceutical composition comprising crystal modifications of (R,S)-, (R)- and (S)-DOPC, alone or in a mixture or optionally together with pharmaceutical active compounds, assistants or a solvent.
Dependencies are inferred from the claim text.