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4-Pyridinecarboxaldehyde N-oxide

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4-Pyridinecarboxaldehyde N-oxide Basic information
Product Name:4-Pyridinecarboxaldehyde N-oxide
Synonyms:isonicotinaldehyde 1-oxide;Donepezil impurity 27/4-Pyridinecarboxaldehyde N-oxide;4-Pyridinecarbaldehyde 1-oxide;4-Pyridinecarboxaldehyde N-oxide 97%;Einecs 230-602-0;4-Pyridinecarboxaldehyde, 1-oxide;1-oxidopyridin-1-ium-4-carbaldehyde;Donepezil Impurity 24
CAS:7216-42-4
MF:C6H5NO2
MW:123.11
EINECS:230-602-0
Product Categories:Heterocyclic Building Blocks;Pyridines;Aldehydes;Building Blocks;C1 to C6;Carbonyl Compounds;Chemical Synthesis;Heterocyclic Building Blocks;Organic Building Blocks;Heterocyclic Compounds;C6
Mol File:7216-42-4.mol
4-Pyridinecarboxaldehyde N-oxide Structure
4-Pyridinecarboxaldehyde N-oxide Chemical Properties
Melting point 150-152 °C (lit.)
solubility methylene chloride: soluble25mg/mL, clear, colorless to yellow
InChI1S/C6H5NO2/c8-5-6-1-3-7(9)4-2-6/h1-5H
InChIKeyZAZQKVZJRMHPQP-UHFFFAOYSA-N
SMILES[H]C(=O)c1cc[n+]([O-])cc1
Safety Information
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36
WGK Germany 3
Storage Class11 - Combustible Solids
Hazard ClassificationsEye Irrit. 2
Skin Irrit. 2
STOT SE 3
MSDS Information
ProviderLanguage
SigmaAldrich English
4-Pyridinecarboxaldehyde N-oxide Usage And Synthesis
Uses4-Pyridinecarboxaldehyde N-Oxide is an impurity of Donepezil (D531750), a nootropic. An inhibitor of acetylcholinesterase. Also a reagent in the preparation of pyridine N-oxides.
4-Pyridinecarboxaldehyde N-oxide Preparation Products And Raw materials
Raw materialsPOBN-->N-tert-butylhydroxylamine
Tag:4-Pyridinecarboxaldehyde N-oxide(7216-42-4) Related Product Information
Donepezil Impurity 2 Pyridine-4-carboxylic acid N-oxide Donepezil Impurity DONEPEZIL IMP 1-Benzyl-4-(5,6-dimethoxy-1-oxoindan-2-yl)methylpyridinium Bromide Donepezil Impurity 7 2-[(1-Benzylpiperidin-4-yl)hydroxyMethyl]-5,6-diMethoxyindan-1-one XWAIAVWHZJNZQQ-RPXFAUAJSA-N Donepezil Dihydro Donepezil (Mixture of Diastereomers) 5-O-Desmethyl Donepezil 5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one Donepezil Impurity 3,5-Dichloro-4-hydroxypyridine 5-Hydroxy-6-methoxy-1-indanone 3,4-Dimethoxyhydrocinnamic acid Donepezil-d5 2-[(E)-(1-Benzyl-4-piperidinyl)methylidene]-5,6-dimethoxy-1-indanone