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Hexadecyl dimethyl ethyl ammonium bromide

CAS 124-03-8C20H44N.BrMW 378.5

Hexadecyl dimethyl ethyl ammonium bromide (CAS registry number 124-03-8) is supplied as a chemical raw material for formulation and synthesis work. The molecular formula is C20H44N.Br, giving a molecular weight of 378.5 g/mol. This is a organic compound of 20 carbon with 2 heteroatoms, predominantly aliphatic; of medium-to-high molecular weight. Documents are issued per shipment rather than per catalogue entry: each batch is accompanied by a Certificate of Analysis, and safety data sheets, technical datasheets and third-party test reports are supplied on request for export documentation.

Product Overview

CAS Number124-03-8
Molecular FormulaC20H44N.Br
Molecular Weight378.5
Purityper batch COA (not published)
Packagingper order / batch confirmation (not published)
ApplicationsInorganic Chemicals
CategoryInorganic Chemicals

Applications

Inorganic Chemicals

Recorded applications for this entry: Inorganic Chemicals. Where your formulation differs, the relevant point to check is not the use category but the impurity profile — tell us the end use and we will map it to the specification.

For export enquiries, include the destination country and the intended application in your message. This lets us confirm whether the grade needs any additional documentation beyond the standard per-batch COA, and whether the packing suits the planned transport mode.

Packaging & Storage

Packagingper order / batch confirmation (not published)
Purityper batch COA (not published)
StorageSealed, cool and dry place
ShippingStandard chemical transport
SampleAvailable on request
Lead TimeIn stock / per order

Packing is per order / batch confirmation (not published) and purity is per batch COA (not published). Both are agreed at order stage; for export movements the packing is chosen with the transport mode and destination in mind, and drum, bag or repacked formats are all available. Storage: sealed, in a cool and dry place, away from direct sunlight.

Each shipment is accompanied by a batch Certificate of Analysis. For cross-border orders, MSDS, technical datasheets and third-party test reports can be issued to match your documentation set; declare the destination country when you enquire so the paperwork matches on arrival. Contact: info@591daili.com · +86-18553102138.

Quality & Documentation

COA (Certificate of Analysis) is provided with every batch. MSDS/technical data sheets and third-party test reports are available on request. Purity and packaging are subject to batch COA and order confirmation.

Molecular Character — Selection Notes

What the structure means for your process

From a process-selection standpoint, This product is an aliphatic organic carrying 1 nitrogen, 1 halogen, with mid-range polarity. defines where this material fits and where it does not. Three points deserve checking before purchase: structural type, which sets the reactive sites and compatibility; polarity class, which dictates the solvent system; and molecular-weight range, which governs dosage and dispersion feasibility.

For this product specifically: the saturated aliphatic backbone is stable at ambient conditions, so oxidation risk comes mainly from oxygen, peroxides or trace transition metals introduced in processing rather than from the skeleton itself. If oxidisable components are also present, evaluate the order of addition during storage.

How it behaves in your formulation

Polarity sits in the conventional range, so behaviour in a given formulation depends on the solvent system and additive interactions around it. A small-scale trial under real formulation conditions is the sensible confirmation.

At 320~500 g/mol the species exists in water as a colloid or polymer segments and measurably changes rheology once dispersed, making it useful as a thickener, dispersant, film former or release matrix. Check shear stability separately — a wide molecular-weight distribution can lose viscosity faster than expected under strong shear.

Storage, handling and documents

A few points on receipt and storage. handle halogenated material with standard precautions and avoid inhalation of vapour; pre-disperse high-molecular-weight material, as adding it dry into a viscous medium clumps; specific handling and PPE follow the MSDS issued with the batch.. For inbound or outbound shipments, confirm packing group and transport classification in advance to avoid demurrage caused by documentation mismatch.

On documentation: the batch COA travels with every shipment; MSDS, technical datasheets and third-party test reports can be issued on request. If your quality system requires supplier qualification documents — business licence, production permit, management-system certificates — state the destination country and the document list when you enquire, and we will assemble the set at once.

Technical Profile

Hexadecyl dimethyl ethyl ammonium bromide is an inorganic compound with CAS registry number 124-03-8 and molecular formula C20H44N.Br (molecular weight 378.5), belonging to the inorganic chemicals segment of chemical raw materials.

This entry belongs to the inorganic chemicals range, where the material is normally supplied against a stated grade rather than blended to a formula. Where a buyer works to a published standard, the useful conversation is about which data the grade is qualified against and how deviations are handled, rather than about the use category itself.

Jinan Shenghe Chemical Co., Ltd. supplies Hexadecyl dimethyl ethyl ammonium bromide with stable inventory and provides a Certificate of Analysis (COA) with each batch; custom repacking is available per process requirement.

CAS number: 124-03-8 — searchable in PubChem for physicochemical, safety and regulatory data.

Its molecular formula C20H44N.Br comprises 20 C, 44 H, 1 N, 1 Br atoms.

Also known as: Hexadecyl dimethyl ethyl ammonium bromide

Category: inorganic chemicals

Within the inorganic chemicals segment, the technical questions differ from other categories. Buyers here are usually working to a specification or a standard rather than to a general description, so the useful conversation covers impurity profile, particle size or assay method, and which data the grade is qualified against.

For qualification work, we can supply a sample batch with full documentation so that incoming QC has something concrete to compare against. Mentioning the destination country at enquiry stage also lets us match the paperwork set to your import requirements.

Purity available is per batch COA (not published), with packing per order / batch confirmation (not published). Neither value is asserted in advance: every batch ships with a Certificate of Analysis carrying the measured results, so incoming QC compares against real data rather than a catalogue claim. MSDS, technical datasheets and third-party test reports can be issued for qualification purposes — state the standard you qualify against when you enquire.

Supplier: Jinan Shenghe Chemical Co., Ltd.. For export orders, state the destination country, the transport mode and the document set you need when you enquire — packing, paperwork and quotation terms all follow from those three. Samples can be arranged for qualification, and lead time depends on stock and order size rather than on a fixed promise.

Email: info@591daili.com · Tel/WhatsApp: +86-18553102138

Frequently Asked Questions

What is the CAS number of Hexadecyl dimethyl ethyl ammonium bromide?

The CAS number of Hexadecyl dimethyl ethyl ammonium bromide is 124-03-8.

What purity and packaging are available?

Typical purity is per batch COA (not published), supplied in per order / batch confirmation (not published), with COA provided.

What are the applications of Hexadecyl dimethyl ethyl ammonium bromide?

Main applications include Inorganic Chemicals.

What quality documents are provided?

Each batch ships with a Certificate of Analysis (COA). MSDS and other technical documents are available on request.

How should Hexadecyl dimethyl ethyl ammonium bromide be stored and handled?

Store sealed in a cool, dry place. Handling and PPE follow the MSDS supplied with the batch; general chemical-handling precautions are recommended.

Can I request a sample?

Samples are available on request. Please contact us at info@591daili.com or via WhatsApp for details.

How do I buy Hexadecyl dimethyl ethyl ammonium bromide or get a quote?

Email info@591daili.com or reach us on WhatsApp with the product name, CAS number and required quantity; quotes within one business day. Supplier: Jinan Shenghe Chemical Co., Ltd..

PubChem Public Data

Description

Hexadecyl dimethyl ethyl ammonium bromide · CAS 124-03-8 · C20H44N.Br. UNII 7ZNQ7FIO9K.

Identification

CAS Registry Number124-03-8
PubChem CID31280
Molecular formulaC20H44N.Br
IUPAC nameethyl-hexadecyl-dimethylazanium bromide
UNII (FDA)7ZNQ7FIO9K

Computed Descriptors

Molecular Weight378.5
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count16
Exact Mass377.26571
Monoisotopic Mass377.26571
Topological Polar Surface Area0
Heavy Atom Count22
Formal Charge0
Complexity198

Physical description & handling notes

  • White solid; [Merck Index] White hygroscopic solid; [Acros Organics MSDS]
  • 34.5 [ug/mL] (The mean of the results at pH 7.4)

Regulatory Status

Regulatory & Food ContactCIR / INCI: Emulsifying; Antimicrobial; Antistatic; Surfactant

GHS Hazard Classification

Reported hazard statementsH302 (98%), H315 (98%), H319 (94%), H335 (10%)

H302 (98%): Harmful if swallowed [Warning Acute toxicity, oral]

H315 (98%): Causes skin irritation [Warning Skin corrosion/irritation]

Documented Uses

  • Used as a disinfectant and laboratory reagent; [Merck Index] No active disinfectant/germicide product registrations in the US; [NPIRS]
  • Using Disinfectants or Biocides [Category: Clean]
  • Cosmetics -> Emulsifying; Antimicrobial; Antistatic; Surfactant
  • 1-Hexadecanaminium, N-ethyl-N,N-dimethyl-, bromide (1:1): ACTIVE

Synonyms

124-03-8; Cetyldimethylethylammonium bromide; Bretol; Ammonyx DME; Cetethyldimonium bromide; Ethyl cetab; Quaternium-17; Mecetronium bromide; Dimethylethylhexadecylammonium bromide; Cetylethyldimethylammonium bromide; Cetyl dimethyl ethyl ammonium bromide; Hexadecyldimethylethylammonium bromide; 7ZNQ7FIO9K; Ethyl hexadecyl dimethyl ammonium bromide; Sumquat 6020; NSC-8494

Frequently Asked Questions

What are the CAS number and molecular formula of Hexadecyl dimethyl ethyl ammonium bromide?

CAS 124-03-8; molecular formula C20H44N.Br; molecular weight — g/mol.

What other names is Hexadecyl dimethyl ethyl ammonium bromide known by?

124-03-8, Cetyldimethylethylammonium bromide, Bretol, Ammonyx DME, Cetethyldimonium bromide, Ethyl cetab.

What is the regulatory status of Hexadecyl dimethyl ethyl ammonium bromide?

Documented regulatory listings: CIR / INCI: Emulsifying; Antimicrobial; Antistatic; Surfactant.

Is Hexadecyl dimethyl ethyl ammonium bromide classified as hazardous?

Hazard statements reported: H302, H315, H319, H335.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.

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