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BPC 157 10MG

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Injury Recovery

Size:1 Jar (16oz)

(14)制备 (14) Preparation Fmoc-Glu(otBu)-Pro-Pro-Pro-Gly-Lys(Boc)-Pro-Ala-Asp(otBu)-Asp(otBu)-Ala-Gly-Leu-Val-WangResin Fmoc-Glu(otBu)-Pro-Pro-Pro-Gly-Lys(Boc)-Pro-Ala-Asp(otBu)-Asp(otBu)-Ala-Gly-Leu-Val-WangResin 在步骤(13)的Fmoc-Pro-Pro-Pro-Gly-Lys(Boc)-Pro-Ala-Asp(otBu)-Asp(otBu)-Ala-Gly-Leu-Val-WangResin中，加入脱帽试剂(20％哌啶的DMF溶液)，常温反应5分钟，抽干，重新加入脱帽剂常温反应20分钟，用异丙醇洗涤3次，DMF洗涤3次，重蒸过的DMF洗涤2次，抽干，加入Fmoc-Glu(otBu)-OH1.1g，DIEA0.4ml，TBTU0.56g，HOBT0.2g，DMF10ml常温反应1.5小时，用真空泵抽干，用异丙醇洗涤3次，DMF洗涤3次，重蒸过的DMF洗涤2次，抽干，获得Fmoc-Glu(otBu)- Pro-Pro-Pro-Gly-Lys(Boc)-Pro-Ala-Asp(otBu)-Asp(otBu)-Ala-Gly-Leu-Val-WangResin； In the Fmoc-Pro-Pro-Pro-Gly-Lys(Boc)-Pro-Ala-Asp(otBu)-Asp(otBu)-Ala-Gly-Leu-Val-WangResin of step (13), add decapping reagent ( 20% piperidine in DMF), reacted at room temperature for 5 minutes, drained, re-added capping agent and reacted at room temperature for 20 minutes, washed 3 times with isopropanol, washed 3 times with DMF, washed 2 times with distilled DMF, drained , add Fmoc-Glu(otBu)-OH1.1g, DIEA0.4ml, TBTU0.56g, HOBT0.2g, DMF10ml, react at room temperature for 1.5 hours, dry with a vacuum pump, wash with isopropanol for 3 times, DMF for 3 times, repeat The steamed DMF was washed twice and dried to obtain Fmoc-Glu(otBu)-Pro-Pro-Pro-Gly-Lys(Boc)-Pro-Ala-Asp(otBu)-Asp(otBu)-Ala-Gly- Leu-Val-Wang Resin