Erlotinib impurity G Price Not Available 500 g Erlotinib impurity G Supplier Page Catalog Number CS-AQ-00200 Alternative Name(s) N-(3-ethynyl-4-methylphenyl)-6,7-bis(2-methoxyethoxy)quinazolin-4-amine; 4-Methyl Erlotinib. Molecular Formula C23H25N3O4 CAS# 1346601-52-2 Purity >98% SMILES C#CC1=C(C)C=CC(NC2=NC=NC3=C2C=C(OCCOC)C(OCCOC)=C3)=C1 Size 500 g Supplier Page https://www.clearsynth.com/en/CSAQ00200.html