Thermally stable crystalline epirubicin hydrochloride and method of making the same

Thermally stable crystalline epirubicin hydrochloride and method of making the same

  • CN 1,871,249 A
  • Filed: 06/25/2004
  • Published: 11/29/2006
  • Est. Priority Date: 07/02/2003
  • Status: Active Application
First Claim
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1. crystallization epirubicin hydrochloride, the mean value of diffraction angle of its x-ray diffractogram of powder (2 Θ

  • ) and relative intensity (P (%)) is as shown in the table;

    Diffraction angleRelative intensity ??2Θ

    ??P(%

    ) ??5.236 ??9.8 ??9.212 ??12.5 ??13.732 ??15.5 ??16.446 ??4.8 ??18.234 ??5 ??21.114 ??9.7 ??22.529 ??25.5 ??24.071 ??29.9 ??25.879 ??18.4 ??27.762 ??16.5 ??29.757 ??10.1 ??34.392 ??4.4 ??38.157 ??13.1 ??44.293 ??5.9 ??64.699 ??7.7 ??77.815 ??100

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