Patent ID: 8461364

Claim:
A crystalline polymorph of a hydrochloride salt of (S)-3-aminomethyl-7-(3-hydroxy-propoxy)-3H-benzo[c][1,2]oxaborol-1-ol characterized by having essentially all of the °2θ values listed in Table 1±0.2°2θ: TABLE 1 Pos. [°2θ] d-spacing [Å] 12.1 7.3 14.2 6.2 18.2 4.9 19.2 4.6 20.1 4.4 21.0 4.2 21.9 4.1 22.7 3.9 24.3 3.7 26.6 3.4 27.6 3.2 30.9 2.9 31.5 2.8 34.7 2.6 39.5 2.3.