Patent ID: 7799768

Claim:
A crystalline form of 3-O-(3′,3′-dimethylsuccinyl)betulinic acid di-N-methyl-D-glucamine (DSB•2NMG) having substantially the following X-ray powder diffraction pattern obtained with copper irradiation: 2-theta I/I 0 (x100) 4.43 100 5.74 43 8.91 20 11.32 87 11.88 33 12.17 14 12.64 21 13.23 29 13.72 33 15.33 31 15.89 11 16.42 27 16.72 27 17.32 27 18.57 14 19.01 15 19.40 16 19.80 30 20.26 25 21.02 5 21.79 6 22.50 8 23.85 9.