• 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

  • S3346

    Silodosin

    α1A-adrenergic antagonist.

    ≥98%
  • Z0944

    ZCL-278

    Cdc42 inhibitor.

    ≥98%
  • I7458

    1-Isothiocyanato-9-(methylsulfinyl)-nonane

    ITC, sulforaphane analog.

    ≥98%
  • I7256

    Isobavachalcone

    Prenylated chalcone flavonoid found in Psoralea...

    ≥97%
  • T1675

    Teriparatide Acetate

    Synthetic peptide hormone, PTH analog; PTH1R ag...

    ≥95%
  • A6932

    Aristolochic Acid A

    Found in Aristolochia and Radix; PLA2 inhibitor...

    ≥95%
  • A9803

    Azathioprine

    Purine nucleotide analog, mercaptiopurine prodr...

    ≥98%
  • C2943

    Chlorogenic Acid (from Eucommia)

    Polyphenol derivative of caffeic acid found in ...

    ≥98%
  • M704793

    MRTX1719

    PRMT5/MTA complex inhibitor

    ≥95%
  • K0144

    Kallikrein Inhibitor

    Peptide; serine protease inhibitor.

    ≥95%
  • T1004

    Paclitaxel Oxetane Ring-Opened 3-Acetyl 4-Benzoyl Impurity

    Synthesis impurity

    ≥92%
  • W5769

    Wortmannin

    Steroid produced by Penicillum; PI3K, mTOR, DNA...

    ≥97%
  • R5773

    Rosiglitazone

    Thiazolidinedione; PPARγ agonist.

    ≥99%
  • F8150

    Fumonisin B2

    Mycotoxin produced by Fusarium; sphingosine acy...

    ≥97%
  • C0377

    Catharanthine Sulfate

    Alkaloid found in Catharanthus, precursor in sy...

    ≥98%
  • S9775

    Systemin

    Peptide hormone found in Solanaceae family plan...

    ≥95%
  • A4441

    Allicin, aqueous solution

    Organosulfur found in garlic; Kir K+ channel ac...

    ≥98%
  • B1898

    Bezafibrate

    Fibrate; PPARα agonist.

    ≥98%
  • C3479

    Citrinin

    Mycotoxin produced by Penicillum, Aspergillus, ...

    ≥98%
  • A4845

    Amylin (8-37), rat

    Endogenous peptide hormone inolved in gastric e...

    ≥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

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