
7-O-Desmethyl Erlotinib Formate ;
Erlotinib Metabolite M13 ;
2-[[4-[(3-Ethynylphenyl)amino]-6-(2-methoxyethoxy)-7-quinazolinyl] oxy]ethanol formate ;
CAS # 183320-29-8 (base) ; 183365-34-6 (HCl salt) ;
C21H21N3O4 (base) ; MW: 379.41 ;
C22H23N3O6 (formate salt) ; MW: 425.43 ;
Supplied as formate salt ;