• 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
Leupeptin Hemisulfate

Leupeptin Hemisulfate

Product ID L1982
Cas No. 103476-89-7
Purity ≥95%
Product Unit SizeCostQuantityStock
5 mg $82.00 In stock
10 mg $128.00 In stock
25 mg $264.00 In stock
Bulk Quote

Quicklinks

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

Description

Leupeptin hemisulfate is a synthetic peptide protease inhibitor.

Product Info

Cas No.

103476-89-7

Purity

≥95%

Formula

C20H38N6O4 • 1/2H2SO4

Formula Wt.

475.59

IUPAC Name

2-acetamido-N-[1-[[5-(diaminomethylideneamino)-1-oxopentan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]-4-methylpentanamide;sulfuric acid

Solubility

Soluble in water (10 mg/mL), acetic acid, ethanol (30 mg/mL), DMSO (15 mg/mL), DMF (25 mg/mL).

Appearance

White to off white powder

Shipping and Storage

Store Temp

-20°C

Ship Temp

Ambient

Downloads

MSDS

L1982 MSDS PDF

Info Sheet

L1982 Info Sheet PDF

References

Ganapathi TR, Sunil Kumar GB, Srinivas L, et al. Analysis of the limitations of hepatitis B surface antigen expression in soybean cell suspension cultures. Plant Cell Rep. 2007 Sep;26(9):1575-84. PMID: 17534624.

Morejohn LC, Bureau TE, Fosket DE. Inhibition of plant cell proteolytic activities that degrade tubulin. Cell Biol Int Rep. 1985 Sep;9(9):849-57. PMID: 2864138.

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

  • C0153

    Calcitonin, rat

    Endogenous neuropeptide hormone, lowers extrace...

    ≥95%
  • E7356

    Esomeprazole Magnesium Trihydrate

    S-isomer of omeprazole; H+/K+ ATPase inhibitor....

    ≥99%
  • S2792

    SGX-523

    MET inhibitor.

    ≥98%
  • R520002

    RN-1747

    TRPV4 agonist

    ≥98%
  • N3276

    Nitroso(acetoxymethyl)methylamine

    NNK precursor found in tobacco smoke; carcinoge...

    ≥97%
  • A6970

    Artemether

    Sesquiterpene lactone derived from Artemesia.

    ≥98%
  • I458579

    Iloprost

    Prostacyclin analog

    ≥98%
  • U6859

    Urocortin III, human

    Endogenous peptide, involved in stress signalin...

    ≥95%
  • O4417

    Oleanolic Acid

    Triterpenoid found in Vigna angularis and Trigo...

    ≥98%
  • T342710

    Tirzepatide

    GLP-1/GIP receptor co-agonist

    ≥98%
  • E6996

    Erythromycin Thiocyanate

    Macrolide; protein translation inhibitor, mamma...

    ≥90%
  • B3373

    Bis(aziridinyl)methylamino Phosphine Sulfide

    Insect sterilizer; mutagenic.

    ≥98%
  • C0253

    Candesartan

    AT1 inhibitor.

    ≥98%
  • A2501

    AG-1517

    EGFR inhibitor.

    ≥98%
  • E6397

    EPZ6438

    Potent and selective inhibitor

    ≥98%
  • N3378

    S-Nitrosoglutathione

    NO donor.

    ≥95%
  • G8800

    GW-788388

    ALK5 (activin-like) antagonist.

    ≥97%
  • G5752

    Gonadorelin Acetate

    Synthetic peptide, GnRH derivative; GnRH agonist.
    ≥95%
  • F8270

    Furosemide

    Loop diuretic; NKCC symporter inhibitor, CFTR C...

    ≥97%
  • H9618

    Hydroquinone

    Basic phenol skeleton structure found in variou...

    ≥96%

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

©2026 LKT Laboratories, All Rights Reserved - Products for research use only