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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

PubChem 2D molecular structure for DSIP, CID 68816
2D depiction from PubChem. Open to inspect the full image. This drawing represents the selected record, not a vendor batch test.
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
Machine-readable PubChem source

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.

  1. 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

  2. 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

  3. 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.

  1. 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

  2. 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 →

SupplierRecorded packagesExample source listing
American PeptidesUSD5mg Vial1 recorded offers5mg Vial · $55.00Checked Sep 21, 2026Supplier listing
Blank PeptidesUSD10mg Vial1 recorded offers10mg Vial · $65.00Checked Sep 21, 2026Supplier listing
Amino ClubUSD5mg Vial · 15mg Spray2 recorded offers5mg Vial · $29.99Checked Sep 16, 2026Supplier listing
Nova Peptide SupplyUSD5mg Vial · 10mg Spray2 recorded offers5mg Vial · $34.99Checked Sep 16, 2026Supplier listing
Amino USAUSD5mg Vial1 recorded offers5mg Vial · $40.50Checked Sep 16, 2026Supplier listing
Cenexa LabsUSD15mg Vial · 5mg Vial · 10mg Spray3 recorded offers15mg Vial · $99.99Checked Sep 16, 2026Supplier listing
Direct PeptidesUSD10mg Vial1 recorded offers10mg Vial · $49.00Checked Sep 16, 2026Supplier listing
Particle PeptidesEUR10mg Vial1 recorded offers10mg Vial · €49.99Checked Sep 16, 2026Supplier listing
Nuvion PeptidesCAD5mg Vial1 recorded offers5mg Vial · CA$44.99Checked Sep 21, 2026Supplier listing

Reference sources & further reading

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.