Boc-Asp(OtBu)-OH Product Catalog # Size Price (USD) Quantity Boc-Asp(OtBu)-OH110402-5G5 g$113.00 - Boc-Asp(OtBu)-OH-5g quantity + Boc-Asp(OtBu)-OH110402-25G25 g$330.00 - Boc-Asp(OtBu)-OH-25g quantity + Add to cart Description Synonym: Boc-L-aspartic acid-β-tert-butyl ester CAS #: 1676-90-0 Molecular Formula: C13H23NO6 Molecular Weight: 289.3