SALTS AND POLYMORPHS OF CYCLIC BORONIC ACID ESTER DERIVATIVES AND THERAPEUTIC USES THEREOF

摘要

Disclosed herein is the crystalline form of the potassium salt of 2-((3R,6S)-2- hydroxy-3-(2-(thiophen-2-yl)acetamido)-l,2-oxaborinan-6-yl)acetic acid. The crystalline form maybe formulated for treating subjects with bacterial infection. Accordingly, some embodiments relate to compositions and methods of administering the potassium salt of 2-((3R,6S)-2-hydroxy-3-(2-(thiophen-2-yl)acetamido)-l,2-oxaborinan-6-yl)acetic acid.