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Home/Compounds/Pharmaceutical Intermediate/Afatinib Impurity 18
C24H26FN5O3
451.5 g/mol
Pharmaceutical Intermediate

Afatinib Impurity 18

CAS2413212-25-4
Category
Pharmaceutical Intermediate
Compound Class
Amine
Primary Use
Pharmaceutical Intermediate

Afatinib Impurity 18 is a reference standard used in pharmaceutical quality control. It is a stereochemically defined compound containing an amide group, aromatic rings, ether linkages, and a fluorine atom, with a molecular weight of 451.

Pharmaceutical impurity reference standard for analytical testingReference compound for quality control in manufacturing

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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CAS 2413212-25-4

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Related Compounds

StrongStructure SimilarSimilarity 0.87

(S,E)-N-(4-((3,4-Difluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)-4-(dimethylamino)but-2-enamide (Afatinib Impurity)

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SimilarStructure SimilarSimilarity 0.83

(S,E)-N-(4-((4-CHLORO-3-FLUOROPHENYL)AMINO)-7-((TETRAHYDROFURAN-3-YL)OXY)QUINAZOLIN-6-YL)-4-(DIMETHYLAMINO)BUT-2-ENAMIDE

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SimilarStructure SimilarSimilarity 0.82

(S,E)-N-(4-((3,4-Dichlorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)-4-(dimethylamino)but-2-enamide (Afatinib Impurity)

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pharmaceutical raw material

ReferenceSame Category

(S,E)-2-((3-Chloro-4-fluorophenyl)(6-(4-(dimethylamino)but-2-enamido)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-4-yl)amino)malonic acid

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2306254-34-0free base

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(4,5,6,7-Tetrahydropyrazolo[1,5-a]pyrazin-2-yl)methanol dihydrochloride

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Identifiers
IUPAC Name

(E)-4-(dimethylamino)-N-[4-(4-fluoroanilino)-7-[(3S)-oxolan-3-yl]oxyquinazolin-6-yl]but-2-enamide

InChIKey

VZZYXLOQECVTHZ-WHLIDYPQSA-N

SMILES

CN(C)C/C=C/C(=O)NC1=C(C=C2C(=C1)C(=NC=N2)NC3=CC=C(C=C3)F)O[C@H]4CCOC4

Synonyms (7)
  • 3-Dechloro Afatinib
  • Afatinib Impurity 18