Atlas Labs Bio products are sold for laboratory research use only — not for human or animal consumption, and not intended to diagnose, treat, cure, or prevent any disease. Must be handled only by qualified researchers, in accordance with all applicable laws. See the full Research Disclaimer page for complete terms.
CJC-1295 DAC
≥98% Purity Research Use Only$49.99
CJC-1295 with DAC is a synthetic analog of growth hormone-releasing factor (GRF 1-29) carrying a reactive group that binds covalently to serum albumin. Supplied as a lyophilized powder for laboratory research use only.
Description
What is CJC-1295 with DAC?
CJC-1295 with DAC (CAS 863288-34-0, molecular formula C165H269N47O46, molecular weight 3647.2 g/mol) is a synthetic analog of human growth hormone-releasing factor (hGRF 1-29). “DAC” refers to its drug affinity complex: a maleimido reactive group designed to bind covalently to the free thiol on Cys34 of serum albumin, extending the peptide’s plasma half-life.[1]
Research background
CJC-1295 was identified in a 2005 study in Endocrinology that synthesized albumin-binding GRF(1-29) derivatives and evaluated their activity at the GRF receptor in rats.[1]
Format and documentation
Atlas Labs Bio supplies CJC-1295 with DAC as a white to off-white lyophilized powder in a sealed 5 mg glass vial. Third-party certificates of analysis for Atlas Labs Bio products are published in the COA Library.
Storage: Store at 2-8°C.
Frequently asked questions
What is the difference between CJC-1295 with DAC and without DAC?
Both share a modified GRF(1-29) peptide sequence. The DAC version adds a reactive group that binds to serum albumin, which extends its half-life.[1] Atlas Labs Bio also carries CJC-1295 without DAC.
What does DAC stand for?
Drug affinity complex.
Can CJC-1295 be used by people?
No. Atlas Labs Bio products are sold strictly for laboratory research use and are not for human or animal consumption.
References
- “Human growth hormone-releasing factor (hGRF)1-29-albumin bioconjugates activate the GRF receptor on the anterior pituitary in rats: identification of CJC-1295 as a long-lasting GRF analog.” Endocrinology, 2005. PMID 15817669.
Properties
- CAS Number
- 863288-34-0
- Synonyms
- CJC-1295 with DAC, DAC:GRF, Drug Affinity Complex GRF, CJC-1295 (DAC)
- Molecular Formula
- C165H269N47O46
- Molecular Weight
- 3647.2 g/mol
- Physical Appearance
- White to off-white lyophilized powder
- Terms
- Atlas Labs Bio products are sold for laboratory research use only — not for human or animal consumption, and not intended to diagnose, treat, cure, or prevent any disease. Must be handled only by qualified researchers, in accordance with all applicable laws. See the full Research Disclaimer page for complete terms.
Certificate Of Analysis
Current Batch
The certificate of analysis for the current batch is being prepared and will be published here.
2D Structure






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