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TLC Pharmaceutical Standards

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GEFITINIB

G-2320

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Catalogue Number:	G-2320
Compound Name:	Gefitinib 3,4-Difluoro Impurity DiHCl
Synonyms:	N-(3,4-difluorophenyl)-7-methoxy-6-(3-morpholinopropoxy)quinazolin-4-amine, hydrochloride (1:2)
CAS#:
Alternate CAS#:	184475-50-1 (free base); 184475-68-1 (mono HCl Salt)
Molecular Formula:	C₂₂H₂₄F₂N₄O₃. 2 HCl
Molecular Weight:	430.46 2*36.46

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Gefitinib Impurity 20

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M.W. 291.35

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Gefitinib Impurity 21

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Gefitinib Impurity 23

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Gefitinib Impurity 40

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Gefitinib Impurity 41

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M.W. 332.40

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Gefitinib Impurity 42 (Isovanillin)

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M.W. 152.15

G-2363

Gefitinib

Gefitinib Impurity 43

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C₁₅H₂₁NO₄

M.W. 279.34

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C₁₈H₁₆O₆

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G-2365

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Gefitinib Impurity 44

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M.W. 175.54

G-2366

Gefitinib

Gefitinib Impurity 45

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M.W. 324.33

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Gefitinib Impurity 46

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Gefitinib Impurity 51

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Gefitinib Impurity 52

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M.W. 448.88

G-2375

Gefitinib

Gefitinib Impurity 53

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M.W. 359.79

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Gefitinib

Gefitinib Impurity 62

C₁₈H₂₃N₃O₅

M.W. 361.40

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Gefitinib Impurity 63

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Gefitinib Impurity 64

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