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Technical Data Sheet Lapatinib

Compound Information
Product Name: Lapatinib
CAS No.: 231277-92-2
Molecular Formula: C29H26ClFN4O4S
Molecular Weight: 581.06
Revision Date: 2026-04-15
Analytical Information
Tests Specifications
Appearance Pale yellow
Appearance (Form) Crystalline solid; granular or powder
Purity (HPLC) > 99%
Purity (TLC) > 99%
Melting Point 144-146oC
Carbon Content 59.57%
Chlorine Content 6.06%
Fluorine 3.25%
Hydrogen Content 4.55%
Nitrogen Content 9.58%
Sulfur 5.48%
MS Pass test
¹H NMR Pass test
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