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18162-48-6872-50-4Methylene ChloridenaphthaleneTHFTitanium Dioxide
ChemicalBook CAS DataBase List Afatinib impurity 41

Afatinib impurity 41 synthesis

3synthesis methods
2-Butenoic acid, 4-[(ethoxycarbonyl)methylamino]-, ethyl ester, (E)- (9CI)

100241-84-7
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Afatinib impurity 41

69169-63-7
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-

Yield:69169-63-7 35%

Reaction Conditions:

with sulfuric acid at 130; for 1 h;

References:

Falch;Krogsgaard-Larsen;Jacobsen;et al. [European Journal of Medicinal Chemistry,1985,vol. 20,# 5,p. 447 - 453]

2-Butenoic acid, 4,4'-(methylimino)bis-, diethyl ester, (E,E)- (9CI)

100241-83-6
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Afatinib impurity 41

69169-63-7
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References
13991-36-1 Synthesis
4-BROMOCROTONIC ACID

13991-36-1
181 suppliers
$105.00/250mg

74-89-5 Synthesis
Methylamine

74-89-5
7 suppliers
$13.44/25ML

Afatinib impurity 41

69169-63-7
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References

Afatinib impurity 41 Related Search:

7-Fluoro-4-quinazolone (2S,3R)-2-((S)-1-(3,5-bis(trifluoroMethyl)phenyl)ethoxy)-3-(4-fluorophenyl)Morpholine (R,R,R)-Aprepitant 4-Quinazolinamine, N-(3-chloro-4-fluorophenyl)-7-fluoro-6-nitro- Afatinib Afatinib Impurity 19