（Fmoc-L-Cys-OtBu）2（二硫键）是受Fmoc保护的半胱氨酸衍生物，可能对蛋白质组学和固相肽合成技术有用。半胱氨酸是一种多功能氨基酸，涉及许多生物过程，包括二硫键的形成-二硫键是蛋白质结构的重要组成部分。该化合物可用作不寻常的氨基酸类似物，以帮助蛋白质结构和功能的去卷积。 (Fmoc-L-Cys-OtBu)2, (Disulfide bond) is an Fmoc protected cysteine derivative potentially useful for proteomics studies, and solid phase peptide synthesis techniques. Cysteine is versatile amino acid involved with many biological processes, including the formation of disulfide bonds - a critical component of protein structure. This compound could be useful as an unusual amino acid analog to aid in the deconvolution of protein structure and function.