Based on the provided information, it appears that the CAS number is not available. However, I will proceed with the chemical name you provided to create a product description and metadata.

Fmoc-L-aspartic acid b-tert-butyl ester 4-alkoxybenzyl alcohol is a versatile compound widely utilized in peptide synthesis and pharmaceutical research. This compound serves as a protective group for amino acids, enabling the selective modification of peptides during synthesis. Its unique structure allows for enhanced stability and solubility, making it an ideal choice for researchers looking to streamline their synthesis processes. The incorporation of the Fmoc group facilitates easy removal under mild conditions, which is crucial for maintaining the integrity of sensitive functional groups in complex molecules.

In addition to its applications in peptide chemistry, Fmoc-L-aspartic acid b-tert-butyl ester 4-alkoxybenzyl alcohol is also valuable in the development of drug candidates and biomaterials. Its ability to form stable linkages with various substrates opens up possibilities for creating innovative therapeutic agents. Researchers in the fields of medicinal chemistry and materials science will find this compound particularly beneficial for advancing their projects, as it provides a reliable and efficient pathway for synthesizing complex structures.