十六烷基二甲基乙基溴化铵

Description

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

Identification

CAS Registry Number	124-03-8
PubChem CID	31280
Molecular formula	C20H44N.Br
IUPAC name	ethyl-hexadecyl-dimethylazanium bromide
UNII (FDA)	7ZNQ7FIO9K

Computed Descriptors

Molecular Weight	378.5
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	16
Exact Mass	377.26571
Monoisotopic Mass	377.26571
Topological Polar Surface Area	0
Heavy Atom Count	22
Formal Charge	0
Complexity	198

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 Contact	CIR / INCI: Emulsifying; Antimicrobial; Antistatic; Surfactant

GHS Hazard Classification

Reported hazard statements	H302 (98%), H315 (98%), H319 (94%), H335 (10%)

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.