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CAS 388082-77-7

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Lapatinib ditosylate

Description:
Lapatinib ditosylate is a small molecule tyrosine kinase inhibitor primarily used in the treatment of certain types of breast cancer, particularly those that are HER2-positive. It functions by inhibiting the activity of the epidermal growth factor receptor (EGFR) and HER2, which are involved in the proliferation and survival of cancer cells. The compound is characterized by its molecular formula, which reflects its complex structure, including a dichloroaniline moiety and a sulfonate group that enhances its solubility. Lapatinib ditosylate is typically administered orally and is known for its ability to penetrate the blood-brain barrier, making it a potential option for treating brain metastases. Its pharmacokinetics include moderate absorption and a half-life that allows for once-daily dosing. Common side effects may include diarrhea, rash, and nausea. As with any targeted therapy, its use is often accompanied by monitoring for efficacy and adverse reactions, emphasizing the importance of personalized medicine in oncology.
Formula:C43H42ClFN4O10S3
InChI:InChI=1/C29H26ClFN4O4S.2C6H6O3S.H2O/c1-40(36,37)12-11-32-16-23-7-10-27(39-23)20-5-8-26-24(14-20)29(34-18-33-26)35-22-6-9-28(25(30)15-22)38-17-19-3-2-4-21(31)13-19;2*7-10(8,9)6-4-2-1-3-5-6;/h2-10,13-15,18,32H,11-12,16-17H2,1H3,(H,33,34,35);2*1-5H,(H,7,8,9);1H2
InChI key:InChIKey=OZDXXJABMOYNGY-UHFFFAOYSA-N
SMILES:N(C=1C2=C(C=CC(=C2)C=3OC(CNCCS(C)(=O)=O)=CC3)N=CN1)C4=CC(Cl)=C(OCC5=CC(F)=CC=C5)C=C4.S(=O)(=O)(O)C1=CC=C(C)C=C1
Synonyms:
  • 4-Quinazolinamine, N-[3-chloro-4-[(3-fluorophenyl)methoxy]phenyl]-6-[5-[[[2-(methylsulfonyl)ethyl]amino]methyl]-2-furanyl]-, 4-methylbenzenesulfonate (1:2)
  • 4-Quinazolinamine, N-[3-chloro-4-[(3-fluorophenyl)methoxy]phenyl]-6-[5-[[[2-(methylsulfonyl)ethyl]amino]methyl]-2-furanyl]-, bis(4-methylbenzenesulfonate)
  • Benzenesulfonic Acid
  • Gw 572016F
  • Hydrate
  • Lapatinib Ditoyslate
  • Lapatinib ditosylate anhydrous
  • Lapatinib, Tykerb, GW572016
  • N-(3-Chloro-4-((3-fluorophenyl)methoxy)phenyl)-6-(5-(((2-(methylsulfonyl)ethyl)amino)methyl)-2-furanyl)-4-quinazolinamine bis(4-methylbenzenesulfonate)
  • N-[3-chloro-4-[(3-fluorophenyl)methoxy]phenyl]-6 -[5-[(2-methylsulfonylethylamino)methyl]-2-furyl]quinazolin-4-amine h ydrate
  • See more synonyms
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