5-Chlorobenzoxazole

Name: 5-Chlorobenzoxazole
Brand: Vaqora Chemicals
SKU: VQ-033996

About 5-Chlorobenzoxazole

5-Chlorobenzoxazole (CAS 17200-29-2) is an impurity of Suvorexant offered by Vaqora Chemicals. Formula C7H4ClNO, molecular weight 153.56 g/mol. Its systematic (IUPAC) name is 5-chloro-1,3-benzoxazole. It is also known as 5-chlorobenzo[d]oxazole.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

As a characterised impurity of Suvorexant, 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.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 5-Chlorobenzoxazole is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Suvorexant

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

Suvorexant impurities

Specifications & identifiers

Chemical identifiers
Product name	5-Chlorobenzoxazole
Catalogue No.	VQ-033996
CAS Number	17200-29-2
IUPAC name	5-chloro-1,3-benzoxazole
Molecular formula	C₇H₄ClNO
Molecular weight	153.56 g/mol
Exact mass	152.9981
Grade	Reference Standard
HSN code	38229090
InChIKey	VWMQXAYLHOSRKA-UHFFFAOYSA-N
SMILES	C1=CC2=C(C=C1Cl)N=CO2
PubChem CID	28398

Physical properties
Physical form	Solid
LogP (XLogP3)	2.2
H-bond donors / acceptors	0 / 2
TPSA	26 Å²

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 5-Chlorobenzoxazole?

The CAS Registry Number of 5-Chlorobenzoxazole is 17200-29-2. It is also known as 5-chlorobenzo[d]oxazole.

What is the molecular formula and molecular weight of 5-Chlorobenzoxazole?

5-Chlorobenzoxazole has the molecular formula C7H4ClNO and a molecular weight of 153.56 g/mol. Its IUPAC name is 5-chloro-1,3-benzoxazole.

What is 5-Chlorobenzoxazole used for?

5-Chlorobenzoxazole is supplied as a characterised reference material related to Suvorexant. 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 5-Chlorobenzoxazole can I order?

We supply 5-Chlorobenzoxazole 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 5-Chlorobenzoxazole?

Yes. Every lot of 5-Chlorobenzoxazole 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 5-Chlorobenzoxazole be shipped internationally?

Yes. 5-Chlorobenzoxazole is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.