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DSIP: molecular data, studies & sources
DSIP is catalogued here as a research compound. This profile brings together the molecular source record, selected indexed publications and available supplier comparisons. Evidence for a named substance does not authenticate a commercial product.
Compiled by PeptideTech Editors · Sources checked · Selected bibliography, not a systematic review
Molecular formula, weight & structure
- Molecular formula (MF)
- C35H48N10O15
- Molecular weight (MW)
- 848.8 g/mol
- PubChem compound ID
- 68816
- Record title
- Delta Sleep-Inducing Peptide
Values describe the selected PubChem molecular entity. Counterions, salt forms, hydration and sequence changes can alter the supplied material. Confirm the exact identity against the supplier specification.
Source: PubChem CID 68816 · retrieved 2026-09-21

Chemical identifiers and source data
- IUPAC name
- (2S)-2-[[2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[2-[[2-[[(2S)-2-[[(2S)-2-amino-3-(1H-indol-3-yl)propanoyl]amino]propanoyl]amino]acetyl]amino]acetyl]amino]-3-carboxypropanoyl]amino]propanoyl]amino]-3-hydroxypropanoyl]amino]acetyl]amino]pentanedioic acid
- InChIKey
- ZRZROXNBKJAOKB-GFVHOAGBSA-N
- SMILES
- C[C@@H](C(=O)NCC(=O)NCC(=O)N[C@@H](CC(=O)O)C(=O)N[C@@H](C)C(=O)N[C@@H](CO)C(=O)NCC(=O)N[C@@H](CCC(=O)O)C(=O)O)NC(=O)[C@H](CC1=CNC2=CC=CC=C21)N
Human and clinical studies
Selected human-study records are shown with their indexed or reviewed study type. Check the original article for the intervention, formulation and controls; the molecule can also be a comparator or measured variable.
- Human study · PubMed trial index
Effects of delta sleep-inducing peptide on sleep of chronic insomniac patients. A double-blind study.
Bes F, Hofman W, Schuur J et al. · Neuropsychobiology · 1992
PMID 1299794 · DOI: 10.1159/000118919
- Human study · PubMed trial index
Effects of delta-sleep-inducing peptide on 24-hour sleep-wake behaviour in severe chronic insomnia.
Schneider-Helmert D · European neurology · 1987
PMID 3622582 · DOI: 10.1159/000116143
- Human study · PubMed trial index
Delta sleep-inducing peptide administration does not influence growth hormone and prolactin secretion in normal women.
Giusti M, Carraro A, Porcella E et al. · Psychoneuroendocrinology · 1993
PMID 8475226 · DOI: 10.1016/0306-4530(93)90057-r
Preclinical research, reviews & other publications
Animal studies, laboratory experiments, reviews and other indexed papers answer different questions. A review is secondary evidence; a case report does not estimate how often an outcome occurs.
- Review · secondary evidence
Delta sleep-inducing peptide.
Pollard BJ, Pomfrett CJ · European journal of anaesthesiology · 2001
PMID 11437870 · DOI: 10.1046/j.1365-2346.2001.00917.x
- Review · secondary evidence
Delta-sleep-inducing peptide (DSIP): a review.
Graf MV, Kastin AJ · Neuroscience and biobehavioral reviews · 1984
PMID 6145137 · DOI: 10.1016/0149-7634(84)90022-8
DSIP supplier sources
Scientific sources describe molecules and experiments. The commercial links below identify recorded supplier packages. A publication or chemical database entry does not verify the seller, purity, sterility or contents of a lot. Some links are affiliate links; see our disclosure.
Compare all DSIP sizes, forms and supplier prices →
| Supplier | Recorded packages | Example source listing |
|---|---|---|
| American PeptidesUSD | 5mg Vial1 recorded offers | 5mg Vial · $55.00Checked Sep 21, 2026Supplier listing |
| Blank PeptidesUSD | 10mg Vial1 recorded offers | 10mg Vial · $65.00Checked Sep 21, 2026Supplier listing |
| Amino ClubUSD | 5mg Vial · 15mg Spray2 recorded offers | 5mg Vial · $29.99Checked Sep 16, 2026Supplier listing |
| Nova Peptide SupplyUSD | 5mg Vial · 10mg Spray2 recorded offers | 5mg Vial · $34.99Checked Sep 16, 2026Supplier listing |
| Amino USAUSD | 5mg Vial1 recorded offers | 5mg Vial · $40.50Checked Sep 16, 2026Supplier listing |
| Cenexa LabsUSD | 15mg Vial · 5mg Vial · 10mg Spray3 recorded offers | 15mg Vial · $99.99Checked Sep 16, 2026Supplier listing |
| Direct PeptidesUSD | 10mg Vial1 recorded offers | 10mg Vial · $49.00Checked Sep 16, 2026Supplier listing |
| Particle PeptidesEUR | 10mg Vial1 recorded offers | 10mg Vial · €49.99Checked Sep 16, 2026Supplier listing |
| Nuvion PeptidesCAD | 5mg Vial1 recorded offers | 5mg Vial · CA$44.99Checked Sep 21, 2026Supplier listing |
Reference sources & further reading
- PubChem compound record 68816 — chemical identity and structure.
- Wikipedia: Delta-sleep-inducing peptide — Background encyclopedia; not a primary clinical source.
The citations above link directly to publication records. Encyclopedia links are background reading and are not used to establish clinical effectiveness.
Search for additional research
These links run searches; their results have not been individually reviewed and can include unrelated compounds.
Research information is not a dosing guide or a recommendation for personal use. Study findings are specific to the formulation, population and methods tested. Read our source and correction policy.