Fmoc-Pro-OH Product Catalog # Size Price (USD) Quantity Fmoc-Pro-OH101501-25G25 g$26.00 - Fmoc-Pro-OH-25g quantity + Fmoc-Pro-OH101501-100G100 g$75.00 - Fmoc-Pro-OH-100g quantity + Fmoc-Pro-OH101501-500G500 g$228.00 - Fmoc-Pro-OH-500g quantity + Add to cart Description Synonym: N-α-Fmoc-L-proline CAS #: 71989-31-6 Molecular Formula: C20H19NO4 Molecular Weight: 337.4