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Donepezil Impurity

Product Name
Donepezil Impurity
CAS No.
896134-06-8
Chemical Name
Donepezil Impurity
Synonyms
Donepezil-008;Donepezil Impurity P;Trimethoprim Impurity 61;Doneprzil Pyridine Dehydro N-Oxide;Donepezil Pyridine Dehydro N-Oxide;Donepezil Alkene Pyridine N-Oxide (USP);Donepezil Pyridine Dehydro N-Oxide (Donepezil Alkene Pyridine N-Oxide);4-((5,6-Dimethoxy-1-oxo-1H-inden-2(3H)-ylidene)methyl)pyridine 1-oxide;4-((5,6-dimethoxy-1-oxo-1H-inden-2(3H)-ylidene)methyl)pyridine 1-oxidee;2,3-Dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methylene]-1H-inden-1-one
CBNumber
CB23334700
Molecular Formula
C17H15NO4
Formula Weight
297.31
MOL File
896134-06-8.mol
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Donepezil Impurity Property

Boiling point:
595.8±50.0 °C(Predicted)
Density 
1.25±0.1 g/cm3(Predicted)
solubility 
Chloroform (Slightly), DMSO (Slightly, Heated), Methanol (Slightly, Heated)
form 
Solid
pka
0.95±0.10(Predicted)
color 
Light Yellow to Yellow
Major Application
pharmaceutical small molecule
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P280Wear protective gloves/protective clothing/eye protection/face protection.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

TRC
Product number
D450165
Product name
2,3-Dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methylene]-1H-inden-1-one
Packaging
250mg
Price
$1145
Updated
2021/12/16
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Donepezil Impurity Chemical Properties,Usage,Production

Uses

2,3-Dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methylene]-1H-inden-1-one is an impurity of donepezil (D531750) which is a nootropic and an inhibitor of acetylcholinesterase.

Donepezil Impurity Preparation Products And Raw materials

Raw materials

Preparation Products

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Donepezil Impurity Suppliers

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896134-06-8, Donepezil ImpurityRelated Search:


  • 2,3-Dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methylene]-1H-inden-1-one
  • 4-((5,6-dimethoxy-1-oxo-1,3-dihydro-2H-inden-2-ylidene)methyl)pyridine 1-oxide
  • Donepezil Impurity P
  • Donepezil-008
  • Donepezil Alkene Pyridine N-Oxide (USP)
  • Donepezil Pyridine Dehydro N-Oxide
  • Doneprzil Pyridine Dehydro N-Oxide
  • Donepezil impurity 3/Donepezil Alkene Pyridine N-Oxide/Donepezil Pyridine Dehydro N-Oxide/(E)-4-[(5,6-Dimethoxy-1-oxo-1Hinden-2-yl)methyl]pyridine1-oxide
  • 1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methylene]-
  • Donepezil Pyridine Dehydro N-Oxide (Donepezil Alkene Pyridine N-Oxide)
  • "2,3-Dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methylene]-1H-inden-1-one"Q: What is "2,3-Dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methylene]-1H-inden-1-one" Q: What is the CAS Number of "2,3-Dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methylene]-1H-inden-1-one" Q: What is the storage condition of "2,3-Dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methylene]-1H-inden-1-one"
  • 4-((5,6-Dimethoxy-1-oxo-1H-inden-2(3H)-ylidene)methyl)pyridine 1-oxide
  • Trimethoprim Impurity 61
  • 4-((5,6-dimethoxy-1-oxo-1H-inden-2(3H)-ylidene)methyl)pyridine 1-oxidee
  • 896134-06-8