• Skip to primary navigation
  • Skip to main content
  • Skip to footer

LKT Labs

Biochemicals for Life Science Research

  • Products
    • New Products
    • Cancer Biology
    • Cardiovascular
    • Endocrine Signaling and Immunology
    • Metabolic and GI Pathology
    • Microbiology
    • Natural Products
    • Neuroscience
    • Peptides
    • Pharmaceutical Impurities and Derivatives
    • Stem Cell Modulators
  • Services
    • Custom Synthesis
    • Natural Product Isolation
    • Analytical Services
  • Int’l Distributors
  • Support
    • About LKT Labs
    • General Inquiry
    • Bulk Quote Request
    • Document Request
    • Technical Support
    • Catalog Request
    • Product Flyers
  • Contact Us
  • Cart
  • Login / Register
Pepstatin

Pepstatin

Product ID P1761
Cas No. 26305-03-3
Purity ≥98%
Product Unit SizeCostQuantityStock
5 mg $79.70 In stock
25 mg $214.40 In stock
100 mg $648.90 Please Inquire
Bulk Quote

Quicklinks

  • Description
  • Product Info
  • Shipping and Storage
  • Downloads
  • References
  • Description
  • Product Info
  • Shipping and Storage
  • Downloads
  • References
  • Custom Order

Description

Pepstatin is a peptide originally found in Actinomyces; it inhibits aspartyl proteases such as pepsin and cathepsins D and E. Pepstatin may inhibit RANKL-induced osteoclast differentiation and phosphorylation of ERK.

Product Info

Cas No.

26305-03-3

Purity

≥98%

Formula

C34H63N5O9

Formula Wt.

685.89

Chemical Name

L-Alaninamide, N-(3-methyl-1-oxobutyl)-L-valyl-(3S,4S)-4- amino-3-hydroxy-6-methylheptanoyl-N-((1S)-1-((1S)-2-carboxy-1-hydroxyethyl)-3-methylbutyl)-

IUPAC Name

(3S, 4S)-3-hydroxy-4-[[(2S)-2-[[(3S)-3-hydroxy-6-methyl-4-[[3-methyl-2-[[3- methyl-2-(3-methylbutanoylamino)butanoyl]amino]butanoyl]amino]heptanoyl] amino]propanoyl]amino]-6-methylheptanoic acid

Synonym

Pepstatin A

Melting Point

228-229°C

Solubility

Soluble in methanol, ethanol or DMSO.

Appearance

White powder

Shipping and Storage

Store Temp

4°C

Ship Temp

Ambient

Downloads

MSDS

P1761 MSDS PDF

Info Sheet

P1761 Info Sheet PDF

References

Marciniszyn J Jr, Hartsuck JA, Tang J. Mode of inhibition of acid proteases by pepstatin. J Biol Chem. 1976 Nov 25;251(22):7088-94. PMID: 993206.

Umezawa H, Aoyagi T, Morishima H, et al. Pepstatin, a new pepsin inhibitor produced by Actinomycetes. J Antibiot (Tokyo). 1970 May;23(5):259-62. PMID: 4912600.

Custom Order

  • Size of single unit expressed as number (e.g. '500' in the case of 500 mg)
  • Total quantity of unit size desired (e.g. '10' in the case of 10 x 500 mg). If only one unit is desired, you may leave this blank.
  • This field is for validation purposes and should be left unchanged.

Related Products

  • M4102

    MK-1775

    Wee1 inhibitor.

    ≥98%
  • D0353

    Danofloxacin Mesylate

    Fluoroquinolone; bacterial DNA gyrase inhibitor...

    ≥98%
  • G3552

    20S-Ginsenoside Rg3

    Triterpene saponin found in Panax; Kv7.1 K+ cha...

    ≥98%
  • C7692

    CTX IV (6-12)

    Snake venom cardiotoxin found in Naja naja atra...

    ≥98%
  • A9912

    AZD-7762 Hydrochloride

    CHK1 inhibitor.

    ≥98%
  • L5749

    Lomefloxacin Hydrochloride

    Fluoroquinolone; topoisomerase IV and bacterial...

    ≥98%
  • C7098

    Crystalline peptide

    Dipeptide.

    ≥95%
  • N1744

    Nelarabine

    Nucleoside (guanosine) analog; DNA chain termin...

    ≥98%
  • G880000

    GW 405833

    Cannabinoid receptor 2 selective agonist.

    ≥98%
  • A480010

    AM630

    CB2 receptor antagonist.

    ≥97%
  • T564091

    β-Tocopherol

    Vitamin E component

    ≥98%
  • H9716

    (E,Z)-4-Hydroxytamoxifen

    Selective estrogen receptor modulator.

    ≥97%
  • H9715

    Hydroxyurea

    Fetal hemoglobin stimulator; ribonucleotide red...

    ≥98%
  • H9726

    Hygromycin B

    Protein translocation inhibitor.

    ≥95.0%
  • P0005

    Pituitary Adenylate Cyclase-activating Polypeptide (1-27), human, sheep, rat

    Endogenous peptide, involved in paracrine and a...

    ≥95%
  • L3250

    D-Limonene

    Terpene found in the rind of various citrus fru...

    ≥97%
  • I6932

    Irinotecan

    Camptothecin analog; topoisomerase I inhibitor,...

    ≥98%
  • E537332

    Enniatin A

    Mycotoxin contaminant found in cereal grains.

    ≥98%
  • T1030

    N-Des-2-methylpropan-2-ol Docetaxel

    N-Des-2-methylpropan-2-ol Docetaxel is an impur...

    ≥90%
  • T1002

    2-Debenzoyl Paclitaxel-2-(2-Methyl-2-Butenoate)

    Synthesis intermediate

    ≥95%

Footer

  • Contact Us
  • About Us
  • Site Map
  • Terms and Conditions
LKT Laboratories, Inc.
545 Phalen Blvd.
St. Paul MN, 55130

Ph: (888)-558-5227
Fax: (888)-558-7329

©2025 LKT Laboratories, All Rights Reserved - Products for research use only