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Cognitive Research
DSIP
Delta Sleep-Inducing Peptide
CAS 62568-57-4
≥99.0% purity verified
DSIP is a neuropeptide studied in sleep regulation, neuroendocrine, and stress research models since its discovery in 1974.
About DSIP
Delta Sleep-Inducing Peptide (DSIP) is a neuromodulatory peptide first isolated from rabbit cerebral venous blood. It has been studied in research examining sleep regulation, stress responses, and neuroendocrine pathways.
Research applications
- Sleep regulation and neuromodulation research
- Neuroendocrine pathway studies
- Stress response research models
- Comparative neuropeptide studies
| Product name | DSIP |
| CAS number | 62568-57-4 |
| Purity | ≥99.0% (HPLC verified) |
| Appearance | White to off-white lyophilized powder |
| Format | Lyophilized powder |
| Testing | HPLC, LC-MS, endotoxin |
| Accreditation | ISO/IEC 17025 third-party lab |
| Origin | GMP-certified synthesis facility |
Storage guidelines
Lyophilized powder (unreconstituted)
- Store at −20°C in original sealed vial, away from light and moisture
- Stable for 24+ months under proper conditions
- Allow vial to reach room temperature before opening to avoid condensation
After reconstitution
- Store at −80°C; aliquot into single-use volumes to avoid freeze-thaw cycles
- Use within 4–6 weeks of reconstitution when stored at −80°C
Specific lot stability data provided on your Certificate of Analysis.
Independent testing & verification
Every batch is tested by an independent ISO/IEC 17025-accredited laboratory before release — separate from our synthesis facility.
Tests performed
- HPLC purity analysis — confirms ≥99.0% purity with full chromatogram
- LC-MS molecular weight confirmation — confirms correct molecular identity
- Endotoxin testing — LAL assay per USP standards
Your batch-specific COA is included with every order. Contact us to request a COA before purchase.
Select size
Order total
$24.95
≥99.0% purity, COA included
Dispatched within 48 hours or less
Free shipping over $250
GMP-sourced, 3rd-party tested