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OncologyAvailable on requestImpurity reference standardPh. Eur.

Gefitinib EP Impurity B

JR-ON1001-02

Variant ofGefitinib

Gefitinib EP Impurity B supplied as a characterised impurity reference standard for related-substance testing, method validation and impurity profiling. A certificate of analysis is supplied with every lot.

Structure & identifiers

2D structure — select to enlarge

Catalogue code
JR-ON1001-02
Category
Oncology
CAS number
1603814-04-5
Grade
Impurity reference standard
Pharmacopoeia
Ph. Eur.
Molecular formula
C22H24ClFN4O3
Molecular weight
446.91 g/mol
Pack sizes
25 mg · 50 mg · 100 mg · 500 mg
Record updated
12 Nov 2026

Chemical name

Gefitinib EP Impurity B

SMILES

FC1=C(Cl)C=CC(NC2=NC=NC3=C2C=C(OCCCN4CCOCC4)C(OC)=C3)=C1

Compound identity, CAS number, formula and structure are referenced from public chemical databases. Contact us to confirm availability, pack sizes and documentation for your order.

Gefitinib EP Impurity B

25 mg · ×1