Clioquinol EP Impurity C

Name: Clioquinol EP Impurity C
Brand: Vaqora Chemicals
SKU: VQ-025027

About Clioquinol EP Impurity C

Clioquinol EP Impurity C (CAS 83-73-8) is a pharmacopeial impurity of Clioquinol offered by Vaqora Chemicals. Its molecular formula is C9H5I2NO and its molecular weight is 396.95 g/mol. Its systematic (IUPAC) name is 5,7-diiodoquinolin-8-ol. Alternative names: Clioquinol - Impurity C and iodoquinol.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

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. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Clioquinol EP Impurity C 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 Clioquinol

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

Clioquinol impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Clioquinol EP Impurity C
Catalogue No.	VQ-025027
CAS Number	83-73-8
IUPAC name	5,7-diiodoquinolin-8-ol
Molecular formula	C₉H₅I₂NO
Molecular weight	396.95 g/mol
Exact mass	396.8461
Grade	Reference Standard
HSN code	38229090
InChIKey	UXZFQZANDVDGMM-UHFFFAOYSA-N
SMILES	C1=CC2=C(C(=C(C=C2I)I)O)N=C1
PubChem CID	3728

Physical properties
Physical form	Solid
LogP (XLogP3)	3.1
H-bond donors / acceptors	1 / 2
TPSA	33.1 Å²
Synonyms	Clioquinol - Impurity C, iodoquinol, Diiodohydroxyquinoline, 5,7-Diiodo-8-hydroxyquinoline, Diodoquin, Searlequin, Zoaquin, Ioquin, Lanodoxin, Diodohydroxyquin, Dinoleine, Diodoxylin

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P317, 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 Clioquinol EP Impurity C?

The CAS Registry Number of Clioquinol EP Impurity C is 83-73-8. It is also known as Clioquinol - Impurity C, iodoquinol, Diiodohydroxyquinoline.

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

Clioquinol EP Impurity C has the molecular formula C9H5I2NO and a molecular weight of 396.95 g/mol. Its IUPAC name is 5,7-diiodoquinolin-8-ol.

What is Clioquinol EP Impurity C used for?

Clioquinol EP Impurity C 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 C can I order?

We supply Clioquinol EP Impurity C 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 C?

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

Yes. Clioquinol EP Impurity C 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.