4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one

Name: 4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one
Brand: Vaqora Chemicals
SKU: VQ-029328

About 4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one

Listed under CAS 2224-83-1, 4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one is an impurity of Chlorthalidone available from Vaqora Chemicals. Its molecular formula is C14H8ClNO2 and its molecular weight is 257.67 g/mol. Systematically, it is named 4-(4-chlorophenyl)-2,3-benzoxazin-1-one. Alternative names: 4-(p-Chlorophenyl)-1H-2,3-benzoxazin-1-one and 4-(4'-Chlorophenyl)-1H-2,3-benzoxazine-1-one.

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.

As a characterised impurity of Chlorthalidone, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer 4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one 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 Chlorthalidone

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

Chlorthalidone impurities

Specifications & identifiers

Chemical identifiers
Product name	4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one
Catalogue No.	VQ-029328
CAS Number	2224-83-1
IUPAC name	4-(4-chlorophenyl)-2,3-benzoxazin-1-one
Molecular formula	C₁₄H₈ClNO₂
Molecular weight	257.67 g/mol
Exact mass	257.0244
Grade	Reference Standard
HSN code	38229090
InChIKey	WFOBHUVYJHLWLG-UHFFFAOYSA-N
SMILES	C1=CC=C2C(=C1)C(=NOC2=O)C3=CC=C(C=C3)Cl
PubChem CID	327658

Physical properties
Physical form	Solid
LogP (XLogP3)	3.9
H-bond donors / acceptors	0 / 3
TPSA	38.7 Å²
Synonyms	4-(p-Chlorophenyl)-1H-2,3-benzoxazin-1-one, 4-(4'-Chlorophenyl)-1H-2,3-benzoxazine-1-one, 4-(4-Chlorophenyl)benz-2,3-oxazin-1-one, 1H-2,3-Benzoxazin-1-one, 4-(4-chlorophenyl)-, 4-(4-Chlorophenyl)-1H-benzo[d][1,2]oxazin-1-one

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 4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one?

The CAS Registry Number of 4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one is 2224-83-1. It is also known as 4-(p-Chlorophenyl)-1H-2,3-benzoxazin-1-one, 4-(4'-Chlorophenyl)-1H-2,3-benzoxazine-1-one, 4-(4-Chlorophenyl)benz-2,3-oxazin-1-one.

What is the molecular formula and molecular weight of 4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one?

4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one has the molecular formula C14H8ClNO2 and a molecular weight of 257.67 g/mol. Its IUPAC name is 4-(4-chlorophenyl)-2,3-benzoxazin-1-one.

What is 4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one used for?

4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one is supplied as a characterised reference material related to Chlorthalidone. 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 4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one can I order?

We supply 4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one 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 4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one?

Yes. Every lot of 4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one 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 4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one be shipped internationally?

Yes. We export 4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.