Clioquinol EP Impurity B

Name: Clioquinol EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-025028

About Clioquinol EP Impurity B

Vaqora Chemicals supplies Clioquinol EP Impurity B, a pharmacopeial impurity of Clioquinol registered under CAS number 773-76-2. With the molecular formula C9H5Cl2NO, it has a molar mass of 214.04 g/mol. Its systematic (IUPAC) name is 5,7-dichloroquinolin-8-ol. It is also known as 5,7-Dichloro-8-hydroxyquinoline or Clioquinol - Impurity B.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. It carries the GHS signal word “Danger” with 4 hazard statements. Review the Safety Data Sheet before use.

Pharmaceutical QC and development laboratories use this impurity standard of Clioquinol to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Clioquinol EP Impurity B in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Clioquinol

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

Clioquinol impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Clioquinol EP Impurity B
Catalogue No.	VQ-025028
CAS Number	773-76-2
IUPAC name	5,7-dichloroquinolin-8-ol
Molecular formula	C₉H₅Cl₂NO
Molecular weight	214.04 g/mol
Exact mass	212.9748
Grade	Reference Standard
HSN code	38229090
InChIKey	WDFKMLRRRCGAKS-UHFFFAOYSA-N
SMILES	C1=CC2=C(C(=C(C=C2Cl)Cl)O)N=C1
PubChem CID	2722

Physical properties
Physical form	Solid
LogP (XLogP3)	3.5
H-bond donors / acceptors	1 / 2
TPSA	33.1 Å²
Synonyms	5,7-Dichloro-8-hydroxyquinoline, Clioquinol - Impurity B, chloroxine, 5,7-Dichloro-8-quinolinol, Chlorquinol, Capitrol, Quixalin, Dichlorohydroxyquinoline, 5,7-Dichlorooxine, 5,7-Dichloroxine, 5,7-Dichloro-8-oxyquinoline, 5,7-Dichlor-8-hydroxychinolin

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H318Causes serious eye damage
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P354 + P338, P317, P319, P321, P330, P332 + 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 Clioquinol EP Impurity B?

The CAS Registry Number of Clioquinol EP Impurity B is 773-76-2. It is also known as 5,7-Dichloro-8-hydroxyquinoline, Clioquinol - Impurity B, chloroxine.

What is the molecular formula and molecular weight of Clioquinol EP Impurity B?

Clioquinol EP Impurity B has the molecular formula C9H5Cl2NO and a molecular weight of 214.04 g/mol. Its IUPAC name is 5,7-dichloroquinolin-8-ol.

What is Clioquinol EP Impurity B used for?

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

We supply Clioquinol EP Impurity B 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 Clioquinol EP Impurity B?

Yes. Every lot of Clioquinol EP Impurity B 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 Clioquinol EP Impurity B be shipped internationally?

Yes. Clioquinol EP Impurity B 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.