Donepezil Impurity 8

Name: Donepezil Impurity 8
Brand: Vaqora Chemicals
SKU: VQ-035179

About Donepezil Impurity 8

Donepezil Impurity 8 (CAS 1808997-65-0) is an impurity of Donepezil offered by Vaqora Chemicals. With the molecular formula C18H23NO4, it has a molar mass of 317.4 g/mol. Its systematic (IUPAC) name is 4-[(5,6-dimethoxy-3-oxo-1,2-dihydroinden-2-yl)methyl]piperidine-1-carbaldehyde.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Donepezil to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer Donepezil Impurity 8 in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Donepezil

View every impurity, metabolite and intermediate we list for Donepezil.

Donepezil impurities

Specifications & identifiers

Chemical identifiers
Product name	Donepezil Impurity 8
Catalogue No.	VQ-035179
CAS Number	1808997-65-0
IUPAC name	4-[(5,6-dimethoxy-3-oxo-1,2-dihydroinden-2-yl)methyl]piperidine-1-carbaldehyde
Molecular formula	C₁₈H₂₃NO₄
Molecular weight	317.4 g/mol
Exact mass	317.1627
Grade	Reference Standard
HSN code	38229090
InChIKey	SIAAFFOZGYIRAT-UHFFFAOYSA-N
SMILES	COC1=C(C=C2C(=C1)CC(C2=O)CC3CCN(CC3)C=O)OC
PubChem CID	151847724

Physical properties
Physical form	Solid
LogP (XLogP3)	2.3
H-bond donors / acceptors	0 / 4
TPSA	55.8 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Donepezil Impurity 8?

The CAS Registry Number of Donepezil Impurity 8 is 1808997-65-0. It is also known as 1-Piperidinecarboxaldehyde, 4-[(2,3-dihydro-5,6-dimethoxy-1-oxo-1H-inden-2-yl)methyl]-, 4-[(2,3-Dihydro-5,6-dimethoxy-1-oxo-1H-inden-2-yl)methyl]-1-piperidinecarboxaldehyde.

What is the molecular formula and molecular weight of Donepezil Impurity 8?

Donepezil Impurity 8 has the molecular formula C18H23NO4 and a molecular weight of 317.4 g/mol. Its IUPAC name is 4-[(5,6-dimethoxy-3-oxo-1,2-dihydroinden-2-yl)methyl]piperidine-1-carbaldehyde.

What is Donepezil Impurity 8 used for?

Donepezil Impurity 8 is supplied as a characterised reference material related to Donepezil. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Donepezil Impurity 8 can I order?

We supply Donepezil Impurity 8 in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Donepezil Impurity 8?

Yes. Every lot of Donepezil Impurity 8 is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Donepezil Impurity 8 be shipped internationally?

Yes. We export Donepezil Impurity 8 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.