The present invention discloses salts of a Compound 1: useful in the prophylaxis and/or treatment of inflammatory conditions, autoimmune diseases, proliferative diseases, allergy, transplant rejection, diseases involving degradation and/or disruption of cartilage homeostasis, congenital cartilage malformations, and/or diseases associated with hypersecretion of IL6 or interferons.本發明揭示化合物1之鹽:其適用於預防及/或治療發炎病況、自體免疫疾病、增生性疾病、過敏症、移植排斥、涉及軟骨穩態之退化及/或破壞之疾病、先天性軟骨畸形及/或與IL6或干擾素之分泌過多相關之疾病。