5,6-Dichloronicotinic acid

Name: 5,6-Dichloronicotinic acid
Brand: Vaqora Chemicals
SKU: VQ-026899

About 5,6-Dichloronicotinic acid

5,6-Dichloronicotinic acid is an impurity of Nicotinic Acid carrying the CAS registry number 41667-95-2. With the molecular formula C6H3Cl2NO2, it has a molar mass of 192.0 g/mol. The IUPAC name is 5,6-dichloropyridine-3-carboxylic acid. Alternative names: 5,6-Dichloro-3-pyridinecarboxylic Acid and 2,3-dichloro-5-carboxypyridine.

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 “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

This Nicotinic Acid impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 5,6-Dichloronicotinic acid in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Nicotinic Acid

View every impurity, metabolite and intermediate we list for Nicotinic Acid.

Nicotinic Acid impurities

Specifications & identifiers

Chemical identifiers
Product name	5,6-Dichloronicotinic acid
Catalogue No.	VQ-026899
CAS Number	41667-95-2
IUPAC name	5,6-dichloropyridine-3-carboxylic acid
Molecular formula	C₆H₃Cl₂NO₂
Molecular weight	192 g/mol
Exact mass	190.9541
Grade	Reference Standard
HSN code	38229090
InChIKey	RNRLTTNKVLFZJS-UHFFFAOYSA-N
SMILES	C1=C(C=NC(=C1Cl)Cl)C(=O)O
PubChem CID	247987

Physical properties
Physical form	Solid
LogP (XLogP3)	2
H-bond donors / acceptors	1 / 3
TPSA	50.2 Å²
Synonyms	5,6-Dichloro-3-pyridinecarboxylic Acid, 2,3-dichloro-5-carboxypyridine, 5,6-Dichloropyridine-3-carboxylicacid, 5,6 dichloropyridi, 2-Chloro-5-carboxychloropyridine, 5,6 dichloropyridine-3-carboxylic acid

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, 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 5,6-Dichloronicotinic acid?

The CAS Registry Number of 5,6-Dichloronicotinic acid is 41667-95-2. It is also known as 5,6-Dichloro-3-pyridinecarboxylic Acid, 2,3-dichloro-5-carboxypyridine, 5,6-Dichloropyridine-3-carboxylicacid.

What is the molecular formula and molecular weight of 5,6-Dichloronicotinic acid?

5,6-Dichloronicotinic acid has the molecular formula C6H3Cl2NO2 and a molecular weight of 192 g/mol. Its IUPAC name is 5,6-dichloropyridine-3-carboxylic acid.

What is 5,6-Dichloronicotinic acid used for?

5,6-Dichloronicotinic acid is supplied as a characterised reference material related to Nicotinic Acid. 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 5,6-Dichloronicotinic acid can I order?

We supply 5,6-Dichloronicotinic acid 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 5,6-Dichloronicotinic acid?

Yes. Every lot of 5,6-Dichloronicotinic acid 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 5,6-Dichloronicotinic acid be shipped internationally?

Yes. 5,6-Dichloronicotinic acid 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.