Cetylpyridinium chloride

Name: Cetylpyridinium chloride
Brand: Vaqora Chemicals
SKU: VQ-036229

About Cetylpyridinium chloride

Cetylpyridinium chloride is a high-purity reference standard of Cetylpyridinium carrying the CAS registry number 123-03-5. Formula C21H38ClN, molecular weight 340.0 g/mol. The IUPAC name is 1-hexadecylpyridin-1-ium chloride. It is also known as hexadecylpyridinium chloride or Pristacin.

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.

As a reference sample of Cetylpyridinium, it is used for identification, assay and impurity-profiling work during analytical method development, validation (AMV) and routine QC. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

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

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Cetylpyridinium

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

Cetylpyridinium impurities

Specifications & identifiers

Chemical identifiers
Product name	Cetylpyridinium chloride
Catalogue No.	VQ-036229
CAS Number	123-03-5
IUPAC name	1-hexadecylpyridin-1-ium chloride
Molecular formula	C₂₁H₃₈ClN
Molecular weight	340 g/mol
Exact mass	339.2693
Grade	Reference Standard
HSN code	38229090
InChIKey	YMKDRGPMQRFJGP-UHFFFAOYSA-M
SMILES	CCCCCCCCCCCCCCCC[N+]1=CC=CC=C1.[Cl-]
PubChem CID	31239

Physical properties
Physical form	Solid
H-bond donors / acceptors	0 / 1
TPSA	3.9 Å²
Synonyms	hexadecylpyridinium chloride, Pristacin, Cepacol, Cetamium, Acetoquat CPC, 1-Cetylpyridinium chloride, Ceepryn chloride, Cepacol chloride, Quaternario CPC, Intexsan CPC, Swabettes Hoechst, Ammonyx CPC

Safety & hazard information (GHS)

Corrosive

Toxic

Harmful / irritant

Environmental hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H302Harmful if swallowed
H315Causes skin irritation
H318Causes serious eye damage
H330Fatal if inhaled
H335May cause respiratory irritation
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P260, P261, P264, P264 + P265, P270, P271, P273, P280, P284, P301 + P316, P301 + P317, P302 + P352, P304 + P340, P305 + P354 + P338, P316, P317, P319, P320, P321, P330, P332 + P317, P362 + P364, P391, P403 + P233

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 Cetylpyridinium chloride?

The CAS Registry Number of Cetylpyridinium chloride is 123-03-5. It is also known as hexadecylpyridinium chloride, Pristacin, Cepacol.

What is the molecular formula and molecular weight of Cetylpyridinium chloride?

Cetylpyridinium chloride has the molecular formula C21H38ClN and a molecular weight of 340 g/mol. Its IUPAC name is 1-hexadecylpyridin-1-ium chloride.

What is Cetylpyridinium chloride used for?

Cetylpyridinium chloride is supplied as a characterised reference material related to Cetylpyridinium. 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 Cetylpyridinium chloride can I order?

We supply Cetylpyridinium chloride 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 Cetylpyridinium chloride?

Yes. Every lot of Cetylpyridinium chloride 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 Cetylpyridinium chloride be shipped internationally?

Yes. Cetylpyridinium chloride 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.