Boc-Asp-OtBu Product Catalog # Size Price (USD) Quantity Boc-Asp-OtBu110305-25G25 g$325.00 - Boc-Asp-OtBu-25g quantity + Boc-Asp-OtBu110305-100G100 g$815.00 - Boc-Asp-OtBu-100g quantity + Add to cart Description Synonym: Boc-L-aspartic acid α-tert-butyl ester CAS #: 34582-32-6 Molecular Formula: C13H23NO6 Molecular Weight: 289.4