Zolpidem EP Impurity D

About Zolpidem EP Impurity D

Zolpidem EP Impurity D is a pharmacopeial impurity of Zolpidem carrying the CAS registry number 836627-56-6. Its molecular formula is C13H16BrNO2 and its molecular weight is 298.18 g/mol. Systematically, it is named 3-bromo-N,N-dimethyl-4-(4-methylphenyl)-4-oxobutanamide. It is also known as Zolpidem Tartrate - Impurity D or Zolpidem Impurity 12.

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. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Zolpidem impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Zolpidem EP Impurity D is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Zolpidem

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

Zolpidem impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Zolpidem EP Impurity D
Catalogue No.	VQ-034765
CAS Number	836627-56-6
IUPAC name	3-bromo-N,N-dimethyl-4-(4-methylphenyl)-4-oxobutanamide
Molecular formula	C₁₃H₁₆BrNO₂
Molecular weight	298.18 g/mol
Exact mass	297.0364
Grade	Reference Standard
HSN code	38229090
InChIKey	BROZCDKHLQPLCX-UHFFFAOYSA-N
SMILES	CC1=CC=C(C=C1)C(=O)C(CC(=O)N(C)C)Br
PubChem CID	11738062

Physical properties
Physical form	Solid
LogP (XLogP3)	2.2
H-bond donors / acceptors	0 / 2
TPSA	37.4 Å²
Synonyms	Zolpidem Tartrate - Impurity D, N,N-Dimethyl3-Bromo-4-(4-methylphenyl)-4-oxobutanamide, 3-Bromo-N,N-dimethyl-4-oxo-4-(p-tolyl)butanamide, N,N-Dimethyl 3-Bromo-4-(4-methylphenyl)-4-oxobutanamide, N,N-Dimethyl-3-bromo-3-(4-methylbenzoyl)propionamide, Zolpidem Impurity 12, Zolpidem Tartrate Impurity 11, beta-Bromo-N,N,4-trimethyl-gamma-oxobenzenebutanamide, 3-Bromo-N,N-dimethyl-3-(4-methylbenzoyl)propionamide, I(2)-Bromo-N,N,4-trimethyl-I(3)-oxobenzenebutanamide, Benzenebutanamide, beta-bromo-N,N,4-trimethyl-gamma-oxo-

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 Zolpidem EP Impurity D?

The CAS Registry Number of Zolpidem EP Impurity D is 836627-56-6. It is also known as Zolpidem Tartrate - Impurity D, N,N-Dimethyl3-Bromo-4-(4-methylphenyl)-4-oxobutanamide, 3-Bromo-N,N-dimethyl-4-oxo-4-(p-tolyl)butanamide.

What is the molecular formula and molecular weight of Zolpidem EP Impurity D?

Zolpidem EP Impurity D has the molecular formula C13H16BrNO2 and a molecular weight of 298.18 g/mol. Its IUPAC name is 3-bromo-N,N-dimethyl-4-(4-methylphenyl)-4-oxobutanamide.

What is Zolpidem EP Impurity D used for?

Zolpidem EP Impurity D is supplied as a characterised reference material related to Zolpidem. 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 Zolpidem EP Impurity D can I order?

We supply Zolpidem EP Impurity D 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 Zolpidem EP Impurity D?

Yes. Every lot of Zolpidem EP Impurity D 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 Zolpidem EP Impurity D be shipped internationally?

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