Donepezil Benzyl Bromide

Name: Donepezil Benzyl Bromide
Brand: Vaqora Chemicals
SKU: VQ-025370

About Donepezil Benzyl Bromide

Donepezil Benzyl Bromide is an impurity of Donepezil carrying the CAS registry number 844694-85-5. With the molecular formula C31H36BrNO3, it has a molar mass of 550.5 g/mol. Systematically, it is named 2-[(1,1-dibenzylpiperidin-1-ium-4-yl)methyl]-5,6-dimethoxy-2,3-dihydroinden-1-one bromide. Alternative names: Donepezil Quaternary and Donepezil quaternary salt(donepezilbenzyl).

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Donepezil impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer Donepezil Benzyl Bromide 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 Benzyl Bromide
Catalogue No.	VQ-025370
CAS Number	844694-85-5
IUPAC name	2-[(1,1-dibenzylpiperidin-1-ium-4-yl)methyl]-5,6-dimethoxy-2,3-dihydroinden-1-one bromide
Molecular formula	C₃₁H₃₆BrNO₃
Molecular weight	550.5 g/mol
Exact mass	549.1879
Grade	Reference Standard
HSN code	38229090
InChIKey	SSZOWVQOUFMSCQ-UHFFFAOYSA-M
SMILES	COC1=C(C=C2C(=C1)CC(C2=O)CC3CC[N+](CC3)(CC4=CC=CC=C4)CC5=CC=CC=C5)OC.[Br-]
PubChem CID	11613681

Physical properties
Physical form	Solid
H-bond donors / acceptors	0 / 4
TPSA	35.5 Å²
Synonyms	Donepezil Quaternary, 1,1-Dibenzyl-4-[(5,6-dimethoxy-1-oxoindan-2-yl) methyl]piperidinium bromide, 1,1-Dibenzyl-4-[(5,6-dimethoxy-1oxo-2,3-dihydro-1H-inden-2-yl)methyl]piperidinium Bromide, 2-[(1,1-Dibenzylpiperidin-1-ium-4-yl)methyl]-5,6-dimethoxy-2,3-dihydroinden-1-one,bromide, Donepezil quaternary salt(donepezilbenzyl)

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 Benzyl Bromide?

The CAS Registry Number of Donepezil Benzyl Bromide is 844694-85-5. It is also known as Donepezil Quaternary, 1,1-Dibenzyl-4-[(5,6-dimethoxy-1-oxoindan-2-yl) methyl]piperidinium bromide, 1,1-Dibenzyl-4-[(5,6-dimethoxy-1oxo-2,3-dihydro-1H-inden-2-yl)methyl]piperidinium Bromide.

What is the molecular formula and molecular weight of Donepezil Benzyl Bromide?

Donepezil Benzyl Bromide has the molecular formula C31H36BrNO3 and a molecular weight of 550.5 g/mol. Its IUPAC name is 2-[(1,1-dibenzylpiperidin-1-ium-4-yl)methyl]-5,6-dimethoxy-2,3-dihydroinden-1-one bromide.

What is Donepezil Benzyl Bromide used for?

Donepezil Benzyl Bromide 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 Benzyl Bromide can I order?

We supply Donepezil Benzyl Bromide 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 Benzyl Bromide?

Yes. Every lot of Donepezil Benzyl Bromide 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 Benzyl Bromide be shipped internationally?

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