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Chemical Name: Afatinib Impurity 42
Synonym: 2-[(3-Chloro-4-fluorophenyl)[6-[[(2E)-4-(dimethylamino)-1-oxo-2-buten-1-yl]amino]-7-[[(3S)-tetrahydro-3-furanyl]oxy]-4-quinazolinyl]amino]propanedioic acid; Propanedioic acid, 2-[(3-chloro-4-fluorophenyl)[6-[[(2E)-4-(dimethylamino)-1-oxo-2-buten-1-yl]amino]-7-[[(3S)-tetrahydro-3-furanyl]oxy]-4-quinazolinyl]amino]| Enter Batch Number | |||