Racemization-free methods are disclosed for the synthesis of carfilzomib. Novel intermediates and methods of making carfilzomib employing fragment condensation using the novel intermediates are disclosed. Amorphous carfilzomib and methods of making same are disclosed.
无光学异构体的方法被揭示用于合成卡
菲索米。揭示了使用新型中间体进行片段缩合的方法以制备卡
菲索米的新颖中间体和方法。揭示了非晶态卡
菲索米和制备该物质的方法。