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氮卓斯汀杂质K购买
目录号: PI20090010     品名: Azelastine Impurity K
CAS No:N/A||Chemical Formula:C15H19N3O2||Molecular Weight:273.33600||Exact Mass:273.14773||2-(1-methylazepan-4-yl)-2,3-dihydrophthalazine-1,4-dione
氮卓斯汀杂质1购买
目录号: PI20090011     品名: Azelastine Impurity 1
CAS No:89584-24-7||Chemical Formula:C6H13NO2||Molecular Weight:131.17500||Exact Mass:131.09463||methyl 4-(methylamino)butanoate
氮卓斯汀杂质5购买
目录号: PI20090012     品名: Azelastine Impurity 5
CAS No:N/A||Chemical Formula:C9H15NO3||Molecular Weight:185.22300||Exact Mass:185.10519||methyl 1-methyl-4-oxoazepane-3-carboxylate

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