LAPATINIB

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Impurity Standards

Lapatinib Impurity-d6

CAT No.-

CAS No.N/A

Mol. F.C13H5ClFNOD6

Mol. W.257.73

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Impurity Standards

Lapatinib Impurity-d4

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CAS No.202197-26-0 (non-labelled)

Mol. F.C13H7ClFNOD4

Mol. W.255.71

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Isotope Labelled Compounds

Lapatinib-d5

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CAS No.-

Mol. F.C29H21ClFN4O4SD5

Mol. W.586.10

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Impurity Standards

Lapatinib Impurity 12

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CAS No.N/A

Mol. F.C29H27FN4O4S

Mol. W.546.63

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Isotope Labelled Compounds

Lapatinib-d4 Ditosylate

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CAS No.388082-78-8 (non-labelled)

Mol. F.C29H22ClFN4O4SD4. 2C7H8O3S

Mol. W.585.09 2 172.20

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Impurity Standards

Lapatinib Impurity 13

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CAS No.-

Mol. F.C29H25ClFN4O4S. Cl

Mol. W.580.06 35.45

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Impurity Standards

Lapatinib Impurity 1 (O-De(3-fluorobenzyl)Lapatinib) Ditosylate Salt

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CAS No.1268997-70-1 (freebase)

Mol. F.C22H21ClN4O4S. 2C7H8O3S

Mol. W.472.95 2 172.20

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Impurity Standards

Lapatinib Impurity 14

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CAS No.746591-42-4

Mol. F.C26H18FN3O3

Mol. W.439.45

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LAPATINIB

Lapatinib Ditosylate

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CAS No.388082-77-7

Mol. F.C29H26ClFN4O4S. 2C7H8O3S

Mol. W.581.07 2 172.20

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Impurity Standards

Lapatinib Impurity 15

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CAS No.231278-83-4

Mol. F.C26H18ClN3O3

Mol. W.455.90

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