The present invention provides processes for the preparation of cyclohexanediamine compounds of formula Ia and intermediates thereof. The compounds are useful as Syk kinase inhibitors and in various pharmaceutical compositions, and particularly useful for treating conditions mediated at least in part by Syk kinase activity.
                            本发明提供了一种制备式Ia
环己二胺化合物及其中间体的方法。这些化合物可用作Syk激酶
抑制剂,并可用于各种药物组合物中,特别适用于治疗至少部分由Syk激酶活性介导的疾病。