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Home/Compounds/CAS 123-03-5
Formula C21H38ClNMW 340Research-use catalog entryCOA/SDS by request

Cetylpyridinium Chloride

CAS Number: 123-03-5

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Loading RDKit molecule structure...
InChIKey: YMKDRGPMQRFJGP-UHFFFAOYSA-MC21H38ClN | MW 340

Chemical Absolute Identifiers

CAS Number

123-03-5

PubChem CID

31239

Molecular Formula

C21H38ClN

Molecular Weight

340 g/mol

Exact Mass

339.269278

InChIKey

YMKDRGPMQRFJGP-UHFFFAOYSA-M

IUPAC Name

1-hexadecylpyridin-1-ium chloride

SMILES String

CCCCCCCCCCCCCCCC[n+]1ccccc1.[Cl-]

Physical Properties

Melting Point

8.0 °C

Show more physical data

Refractive Index

2

Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.

Catalog Facts

Structural features

Cetylpyridinium Chloride (CAS 123-03-5) is listed in the Pharmaceutical Intermediates portfolio, with molecular formula C21H38ClN and molecular weight 340. 00 g/mol.

Sourcing context

Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.

Research use context

Intended for research-stage medicinal chemistry and intermediate synthesis workflows; structure-derived tags include nitrogen-containing heterocycle.

Documentation needs

COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.

Applications & Classification

Pharmaceutical Intermediate ResearchResearch intermediateCustom synthesis building blockPharmaceutical intermediate researchResearch chemical sourcingCustom synthesis and catalog availability reviewCOA, SDS, pricing, and fulfillment workflow
Biological target reference

ChEMBL reports experimental activity evidence for: Nuclear receptor ROR-gamma (Mus musculus) — 2 assays; Tyrosyl-DNA phosphodiesterase 1 (Homo sapiens) — 2 assays. These records describe research assays and do not establish therapeutic efficacy or clinical use.

Nuclear receptor ROR-gamma

Mus musculus · SINGLE PROTEIN · 2 qualifying assays · 1 documents · best pChEMBL 5.9

Experimental evidence source: ChEMBL

Tyrosyl-DNA phosphodiesterase 1

Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents

Experimental evidence source: ChEMBL

Safety & Handling

Safety and handling reference content is available through documentation requests.

For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.

Preliminary Safety Reference

For supplier-issued SDS or COA, submit a documentation request.

Safety Reference / SDS Request

Names & Synonyms / External Identifiers

Chemical Name

Cetylpyridinium Chloride

Names & Synonyms

hexadecylpyridinium chloridePristacinCepacolCeprimCetamium
Show all synonyms
DobendanPyriseptAktivexBiosept1-Cetylpyridinium chlorideCeepryn chlorideCepacol chlorideQuaternario CPCAcetoquat CPCIntexsan CPCSwabettes HoechstAmmonyx CPCMedilaveCetyl pyridinium chlorideMerocet
External Identifiers
EC NUMBER: 204-593-9DSSTOX SUBSTANCE ID: DTXSID6041761CHEMBL ID: CHEMBL2003538CHEMBL ID: CHEMBL34833CHEBI ID: CHEBI:32915UNII: 6BR7T22E2SNCI THESAURUS CODE: C77035NCI THESAURUS CODE: C87258RXCUI: 1311527RXCUI: 2287
Experimental Spectrum References
13C NMR SpectraATR-IR Spectra — Forensic Spectral ResearchFTIR SpectraRaman SpectraUV-VIS Spectra
Literature & Patent References
DOI 10.1016/j.bmcl.2021.127809Trivalent sulfonium compounds (TSCs): Tetrahydrothiophene-based amphiphiles exhibit similar antimicrobial activity to analogous ammonium-based amphiphiles.PMID 33516911Trivalent sulfonium compounds (TSCs): Tetrahydrothiophene-based amphiphiles exhibit similar antimicrobial activity to analogous ammonium-based amphiphiles.DOI 10.1016/j.ejmech.2019.111848Discovery of candesartan cilexetic as a novel neddylation inhibitor for suppressing tumor growth.PMID 31732254Discovery of candesartan cilexetic as a novel neddylation inhibitor for suppressing tumor growth.DOI 10.1016/j.bmcl.2018.09.011Antimicrobial 1,3,4-trisubstituted-1,2,3-triazolium salts.PMID 30219525Antimicrobial 1,3,4-trisubstituted-1,2,3-triazolium salts.DOI 10.1016/j.bmcl.2016.09.019A druggable target for rescuing microRNA defects.PMID 27641467A druggable target for rescuing microRNA defects.

Documentation & Compliance Facts

Compliance Facts

Shipment review: Required

Documentation available by request

Certificate of Analysis (COA): By request

Supplier Safety Data Sheet (SDS): By request

Purity and pack size confirmation: By request

Availability and lead time review: Confirmed by RFQ

Shipment documentation review: By request

For supplier-issued documentation by request, use the RFQ actions on this page.Review preliminary safety reference

What happens after RFQ

  1. 1We review the CAS identity, quantity, and documentation request.
  2. 2We check sourcing options, supplier availability, COA/SDS, purity, pack size, and lead time.
  3. 3We review destination and shipment documentation needs when applicable.
  4. 4We follow up with a quotation or clarification request.

Text Reference Cues

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Non-public related references

Cetylpyridinium chloride monohydrateCAS 6004-24-6

Non-public references are shown as text only and do not imply equivalence, availability, or shared use.

Catalog navigation

Related Catalog Entries

Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.

CAS 6004-24-6Cetylpyridinium chloride monohydrateCAS 547-58-0sodium 4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonateCAS 1058-92-0Eriochrome blue SECAS 1141-88-4Bis(2-aminophenyl) disulfideCAS 118-75-2ChloranilCAS 123334-16-7Tetrahydroxy-p-benzoquinoneCAS 476-66-4Ellagic AcidCAS 1002310-00-0Tert-butyl 1-(2-chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethylcarbamateCAS 1005174-17-3(E)-3-(2-Propyl-6-(trifluoromethyl)pyridin-3-yl)acrylic acidCAS 1018125-49-92-(3-Cyclopropyl-6-ethyl-4-(trifluoromethyl)-1H-pyrazolo[3,4-b]pyridin-1-yl)acetic acid

RFQ questions for CAS 123-03-5

What are the key identifiers for Cetylpyridinium Chloride (CAS 123-03-5)?

Cetylpyridinium Chloride is identified by CAS 123-03-5, with molecular formula C21H38ClN, molecular weight 340, InChIKey YMKDRGPMQRFJGP-UHFFFAOYSA-M.

Does CAS 123-03-5 have reported biological target evidence?

ChEMBL contains qualifying experimental assay evidence associated with Nuclear receptor ROR-gamma, Tyrosyl-DNA phosphodiesterase 1. These records do not establish therapeutic efficacy or clinical use.

Can I request a COA for CAS 123-03-5?

Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.

Can I request supplier SDS for Cetylpyridinium Chloride?

Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.

Is CAS 123-03-5 available for quotation?

Availability, pack size, lead time, and pricing are confirmed through RFQ.

Can MolGraph support bulk sourcing or custom synthesis review?

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