Boc-Asn-ONp Product Catalog # Size Price (USD) Quantity Boc-Asn-ONp110304-25G25 g$158.00 - Boc-Asn-ONp-25g quantity + Boc-Asn-ONp110304-100G100 g$413.00 - Boc-Asn-ONp-100g quantity + Add to cart Description Synonym: Boc-L-asparagine 4-nitrophenyl ester CAS #: 4587-33-1 Molecular Formula: C15H19N3O7 Molecular Weight: 353.3