Diazepam EP Impurity E

Name: Diazepam EP Impurity E
Brand: Vaqora Chemicals
SKU: VQ-025284

About Diazepam EP Impurity E

Vaqora Chemicals supplies Diazepam EP Impurity E, a pharmacopeial impurity of Diazepam registered under CAS number 20927-53-1. With the molecular formula C15H11ClN2O, it has a molar mass of 270.71 g/mol. The IUPAC name is 6-chloro-1-methyl-4-phenylquinazolin-2-one. It is also known as Diazepam Impurity E or Diazepam - Impurity E.

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 Diazepam impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

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

Industries

Related to Diazepam

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

Diazepam impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Diazepam EP Impurity E
Catalogue No.	VQ-025284
CAS Number	20927-53-1
IUPAC name	6-chloro-1-methyl-4-phenylquinazolin-2-one
Molecular formula	C₁₅H₁₁ClN₂O
Molecular weight	270.71 g/mol
Exact mass	270.056
Grade	Reference Standard
HSN code	38229090
InChIKey	JSTXCWJWQKRPIU-UHFFFAOYSA-N
SMILES	CN1C2=C(C=C(C=C2)Cl)C(=NC1=O)C3=CC=CC=C3
PubChem CID	63134

Physical properties
Physical form	Solid
LogP (XLogP3)	2.4
H-bond donors / acceptors	0 / 1
TPSA	32.7 Å²
Synonyms	Diazepam Impurity E, Diazepam - Impurity E, 2(1H)-Quinazolinone, 6-chloro-1-methyl-4-phenyl-, 6-Chloro-1-methyl-4-phenyl-2(1H)-quinazolinone, 1-Methyl-4-phenyl-6-chloro-2-quinazolinone, 6-chloro-1-methyl-4-phenylquinazolin-2(1H)-one, 6-chloro-1-methyl-4-phenyl-quinazolin-2-one, 6-chloro-n1-methyl-4-phenylquinazoline-2-one, 6-chloro-1-methyl-4-phenylhydroquinazolin-2-one, 6-chloro-1-methyl-4-phenyl-2-(1H)-quinazolinone, 6-Chloro-1-methyl-4-phenyl-2(1H)-quinazolinone #, 6-Chloro-1,2-dihydro-1-methyl-2-oxo-4-phenylquinazoline

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 Diazepam EP Impurity E?

The CAS Registry Number of Diazepam EP Impurity E is 20927-53-1. It is also known as Diazepam Impurity E, Diazepam - Impurity E, 2(1H)-Quinazolinone, 6-chloro-1-methyl-4-phenyl-.

What is the molecular formula and molecular weight of Diazepam EP Impurity E?

Diazepam EP Impurity E has the molecular formula C15H11ClN2O and a molecular weight of 270.71 g/mol. Its IUPAC name is 6-chloro-1-methyl-4-phenylquinazolin-2-one.

What is Diazepam EP Impurity E used for?

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

We supply Diazepam EP Impurity E 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 Diazepam EP Impurity E?

Yes. Every lot of Diazepam EP Impurity E 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 Diazepam EP Impurity E be shipped internationally?

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