Crystalline forms of EtO2C-Ch2-(R)Cgi-Aze-Pab-OH
AssigneeAstraZeneca AB
InventorsDaniel Edvardsson, Lena Hedstróm, Anita Lundblad, Ursula Pettersson
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Abstract
There is provided EtO2C—CH2—(R)Cgl-Aze-Pab-OH, or a pharmaceutically-acceptable salt thereof, in a form which is substantially crystalline. It has been found that crystalline forms of EtO2C—CH2—(R)Cgl-Aze-Pab-OH have a high chemical and solid state stability when compared to amorphous forms of the compound.
Claims5
A substantially crystalline form of EtO2C—CH2—(R)Cgl-Aze-Pab-OH, as illustrated in FIG. 1.
A substantially crystalline form of EtO2C—CH2—(R)Cgl-Aze-Pab-OH, as illustrated in FIG. 5.
A substantially crystalline form of EtO2C—CH2—(R)Cgl-Aze-Pab-OH, as illustrated in FIG. 2.
A substantially crystalline form of EtO2C—CH2—(R)Cgl-Aze-Pab-OH, hydrobromide salt as illustrated in FIG. 3.
A substantially crystalline form of EtO2C—CH2—(R)Cgl-Aze-Pab-OH, methanesulphonate salt as illustrated in FIG. 4.
Dependencies are inferred from the claim text.