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KPV

KPV peptide 10 mg is the tripeptide Lys-Pro-Val, supplied as a lyophilised research material; the published lot report shows 99.44% HPLC purity.

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99.44% HPLC purity  ·  Lot report published

For laboratory research use only. Not for human or veterinary use. Not a drug, dietary supplement, or cosmetic. Not evaluated by the FDA.

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CHEMICAL BLOCK

The data your lab notebook needs.

Identity data for this material. Published lot reports, where one exists, are in the lab report library.

FORM Lyophilized Powder
PURITY Per lot (see published lab report)
STORAGE Lyophilized (powder): −20°C, away from light, unopened

COMMON QUESTIONS

Everything researchers ask before ordering.

KPV is a synthetic tripeptide, sequence Lys-Pro-Val (KPV).

Formula C16H30N4O4, molecular weight 342.43 g/mol, CAS 67727-97-3.

Yes. A report for lot PS07-KPV10, from ILS Laboratories, San Diego, CA, lists 99.44% HPLC purity and 10.66 mg net content. Published reports are at vortexresearch.net/coa/.

Orders placed before 2pm EST ship same day. Standard ground delivery takes 2–4 business days within the continental US. Expedited options are available at checkout.

Each order includes the research material. Where a report is published for the stocked lot, it is linked on this page and listed at vortexresearch.net/coa/.

Tested lots are reported by independent labs (ILS Laboratories and Freedom Diagnostics). Each published report names the lab, the lot, the test date and every assay run, including purity by HPLC and identity by HPLC or LC-MS. All reports are listed at vortexresearch.net/coa/.

Store lyophilized powder at −20°C, away from light, until use.

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All sales are final. If your order arrives damaged or incorrect, contact us within 7 days of delivery and we'll make it right.

No. All products sold by Vortex Research are designated for in vitro laboratory research use only by qualified professionals. They are not approved for human or veterinary use.

Compound information

KPV research data.

Tripeptide Lys-Pro-Val, the C-terminal 11-13 sequence of alpha-MSH

KPV is the tripeptide Lys-Pro-Val, the C-terminal sequence (residues 11-13) of the 13-residue peptide alpha-MSH. It has three residues, the formula C16H30N4O4 and a molecular mass of 342.43 g/mol. Literature variants include the acetylated, amidated form Ac-KPV-NH2. Free KPV carries a basic lysine side chain and a free C-terminal carboxyl group. It is supplied as a lyophilized powder.

Published work on KPV spans conformational analysis by molecular dynamics, structural modification chemistry, melanocortin receptor-binding assays in transfected cell lines and analytical method papers. Several groups have synthesized analogues with added tyrosine or tryptophan residues, or glycoalkylated lysine, to compare binding and enzymatic stability. The references below are limited to chemistry papers.

TypeSynthetic tripeptide
Also listed asLys-Pro-Val, alpha-MSH (11-13)
SequenceLys-Pro-Val (KPV)
Residues3
FormulaC16H30N4O4
Molecular mass342.43 g/mol
CAS67727-97-3
PubChem CID125672

Lab reports

Lot reports for this product.

Each report names the lab, the lot, the test date and every assay run. Verify it on the lab's own portal.

10 mg · Lot PS07-KPV1099.44% purity (HPLC)
LabILS Laboratories, San Diego, CA
Report typePartner-facility report on the same batch Vortex stocks
Tested08/12/2026
Net content10.66 mg
COA numberCOA-2026-QEHWN-
Access code2F76PQQE

Assays: Purity (HPLC), Identity (HPLC), Net content, Heavy metals (ICP-MS), Sterility (PCR), Endotoxin (USP <85>), Fentanyl screen

Verify at the lab →

All published reports: lab report library →

Sources & references

Published literature.

Peer-reviewed papers on KPV, linked to PubMed.

  1. Conformational analysis of tripeptide Ac-Lys-Pro-Val-NH2, COOH-terminal sequence of alpha-MSH
    Chavatte P, Yous S, Lesieur D, et al.. J Pharm Pharmacol (2001). PubMed 11480545 →
  2. Structural modification of the tripeptide KPV by reductive "glycoalkylation" of the lysine residue
    Songok AC, Panta P, Doerrler WT, et al.. PLoS One (2018). PubMed 29953505 →

For in-vitro laboratory research use only by qualified researchers. Not for human or veterinary consumption. Not a drug, dietary supplement or cosmetic. These statements have not been evaluated by the FDA, and this product is not intended to diagnose, treat, cure or prevent any disease. This site does not provide medical advice. Literature listed above describes published research and is not a claim about this product. By purchasing, the buyer confirms the material is for laboratory research conducted by qualified personnel.

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