CAS 13726-69-7 Boc-L-Hydroxyproline Chemical Report & Database ... . The Boc-L-Hydroxyproline World Consumption Report & Database definitions: Name: Boc-L-Hydroxyproline: Boc-L-Hydroxyproline; trans ... -N-(tert-Butoxycarbonyl)-4-hydroxy-L-proline; Boc-Hyp-OH ...