• 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
Lapatinib free base

Lapatinib free base

Product ID L0362
Cas No. 231277-92-2
Purity ≥99%
Product Unit SizeCostQuantityStock
5 mg $58.00 In stock
25 mg $105.00 In stock
100 mg $236.00 In stock
Bulk Quote

Quicklinks

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

Description

Lapatinib is an inhibitor of EGFR/HER2 (ErbB2) that is currently in clinical trials as a co-administered treatment with other chemotherapeutics. Lapatinib exhibits anticancer chemotherapeutic benefit, inducing apoptosis in breast cancer cells. This compound also downregulates expression of thymidylate synthase in vitro.

Product Info

Cas No.

231277-92-2

Purity

≥99%

Formula

C29H26ClFN4O4S

Formula Wt.

581.06

Chemical Name

Lapatinib

IUPAC Name

N-{3-Chloro-4-[(3-fluorobenzyl)oxy]phenyl}-6-[5-({[2-(methylsulfonyl)ethyl]amino}methyl)-2-furyl]-4-quinazolinamine

Synonym

GSK572016, GW572016

Shipping and Storage

Store Temp

-20°C

Ship Temp

Ambient

Downloads

MSDS

L0362 MSDS PDF

Info Sheet

L0362 Info Sheet PDF

References

Janni W, Sarosiek T, Karaszewska B, et al. A phase II, randomized, multicenter study evaluating the combination of lapatinib and vinorelbine in women with ErbB2 overexpressing metastatic breast cancer. Breast Cancer Res Treat. 2014 Jan 9. [Epub ahead of print]. PMID: 24402830.

Kostyal D, Welt RS, Danko J, et al. Trastuzumab and lapatinib modulation of HER2 tyrosine/threonine phosphorylation and cell signaling. Med Oncol. 2012 Sep;29(3):1486-94. PMID: 21769502.

Kim HP, Yoon YK, Kim JW, et al. Lapatinib, a dual EGFR and HER2 tyrosine kinase inhibitor, downregulates thymidylate synthase by inhibiting the nuclear translocation of EGFR and HER2. PLoS One. 2009 Jun 16;4(6):e5933. PMID: 19529774.

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

  • T0152

    Tandutinib

    FLT3, PDGFR, c-Kit inhibitor.

    ≥98%
  • H9812

    5-Hydroxytryptophol

    Serotonin/melatonin analog found in various pla...

    ≥98%
  • H9661

    Hypocrellin A

    Prevents MHC II antigen presentation.

    ≥77%, contains ~16% B
  • N3584

    Nivalenol

    Trichothecene mycotoxin produced by Fusarium; p...

    ≥98%
  • G823720

    Gusacitinib

    SYK/JAK inhibitor

    ≥98%
  • D3304

    Dibenzoylmethane, 98%

    Aromatic 1,3-diketone acetylacetone derivative ...

    ≥98%
  • N3322

    Niflumic Acid

    NSAID; NMDA inverse agonist, T-type Ca2+ and Cl...

    ≥98%
  • V3327

    Virginiamycin Mixture

    Macrolide antibiotic

    ≥97%
  • C4457

    Clomipramine Hydrochloride

    FIASMA, mAChR, 5-HT2/3/6/7, α1/2-adrenergic an...

    ≥98%
  • T1733

    Teicoplanin

    Glycopeptide, vancomycin analog; peptidoglycan ...

    ≥900 ug/mg, bio assay
  • L9600

    LY-2090314

    GSK-3 inhibitor.

    ≥98%
  • K0054

    Kanamycin B

    Aminoglycoside; protein translation inhibitor, ...

    ≥98%
  • M5746

    Molsidomine

    NO donor; annexin A2 inhibitor.

    ≥98%
  • N5669

    Nordihydroguaiaretic Acid

    Phenol found in the creosote bush; 5-lipoxygena...

    ≥99%
  • P1854

    Penicillic Acid

    Neuroactive mycotoxin produced by Penicillum an...

    ≥98%
  • C0366

    Carvedilol Phosphate Hemihydrate

    FIASMA; α1- and β1/2-adrenergic antagonist.

    ≥98%
  • K1776

    Ketotifen Fumarate

    H1 histamine and LT antagonist, PDE inhibitor.<...

    ≥98%
  • L3454

    Lincomycin Hydrochloride Monohydrate

    Lincosamide; peptidyl transferase inhibitor, pr...

    ≥98%
  • G0146

    Galanin, human

    Endogenous neuropeptide, involved in nociceptio...

    ≥98%
  • F8151

    Fumonisin B3

    Mycotoxin produced by Fusarium fungi that infec...

    ≥98%

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