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Name	Dimethylethylhexadecylammonium bromide	EINECS	204-672-8
CAS No.	124-03-8	Density	1.1003 (rough estimate)
PSA	0.00000	LogP	3.56800
Solubility	200 g/L (20 °C) in water	Melting Point	190 °C
Formula	C₂₀H₄₄BrN	Boiling Point	N/A
Molecular Weight	378.48	Flash Point	93 °C
Transport Information	UN 2811	Appearance	white powder
Safety	26-36-36/39	Risk Codes	22-36/38-36/37/38-20/21/22
Molecular Structure		Hazard Symbols	Xn
Synonyms	1-Hexadecanaminium,N-ethyl-N,N-dimethyl-, bromide (9CI);Ammonium, ethylhexadecyldimethyl-,bromide (8CI);Ethylhexadecyldimethylammonium bromide (6CI,7CI);Ammonyx DME;Bretol;Cetethyldimonium bromide;Cetyldimethylethylammonium bromide;Cetylethyldimethylammonium bromide;Ethyl cetab;N-Ethyl-N,N-dimethyl-N-hexadecylammonium bromide;Quaternium 17;Radiol germicidal solution;	Article Data	4

Dimethylethylhexadecylammonium bromide Synthetic route

: 74-96-4
ethyl bromide

: 112-69-6
N,N-dimethylhexadecylamine

: 124-03-8
hexadecyldimethylethylammonium bromide

Conditions

Conditions	Yield
In acetonitrile for 10h; Heating;	97%
In ethanol Heating;

: 74-96-4
ethyl bromide

: 112-69-6
N,N-dimethylhexadecylamine

: 124-28-7
N,N-dimethyl-n-octadecylamine

: 1323108-61-7
N,N-dimethyl-(12S,13R)-epoxy-cis-9-octadecenyl amine

: 14727-68-5
N,N-dimethyl-N-oleylamine

A: 14351-44-1
oleyl dimethylethylammonium bromide

B: 111-98-8
Br(1-)*C22H48N(1+)

C: 1323108-68-4
N,N,N-ethyl-dimethyl-(12S,13R)-epoxy-cis-9-octadecenyl ammonium bromide

D: 124-03-8
hexadecyldimethylethylammonium bromide

Conditions

Conditions	Yield
In ethanol for 28h; Reflux;

...Expand

: 598-56-1
N,N-dimethyl-ethanamine

: 112-82-3
hexadecanyl bromide

: 124-03-8
hexadecyldimethylethylammonium bromide

Conditions

Conditions	Yield
at 70℃; for 72h;

: 124-03-8
hexadecyldimethylethylammonium bromide

: cetyl-ethyl-dimethylammonium tetrafluoroborate

Conditions

Conditions	Yield
With silver tetrafluoroborate; sodium tetrafluoroborate 1) CH2Cl2/H2O, 2) MeOH; Yield given. Multistep reaction;

: 30787-74-7
2,6-bis(bromomethyl)anisole

: 124-03-8
hexadecyldimethylethylammonium bromide

: 144316-87-0
2,6-bis(cyanomethyl)anisole

Conditions

Conditions	Yield
In water; benzene	6.00 g (95%)

: 124-03-8
hexadecyldimethylethylammonium bromide

: ethylhexadecyldimethylammonium hydroxide

Conditions

Conditions	Yield
With anion exchange resin (Amersep 900 OH) In ethanol; water

: 124-03-8
hexadecyldimethylethylammonium bromide

: C20H44N(1+)*C3H3N2(1-)

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: anion exchange resin (Amersep 900 OH) / ethanol; water 2: 12 h / 20 °C View Scheme

: 124-03-8
hexadecyldimethylethylammonium bromide

: C20H44N(1+)*C2H2N3(1-)

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: anion exchange resin (Amersep 900 OH) / ethanol; water 2: 12 h / 20 °C View Scheme

Dimethylethylhexadecylammonium bromide Chemical Properties

1.IUPAC Name: Ethyl-hexadecyl-dimethylazanium bromide
2.Synonyms: Ammonyxdme ; Bretol ; Cetylcide ; Cetyldimethylethylammonium ; Ethylhexadecvldimethvlammoniumbromide ; Ethylcetab ; Ethylhexadecyldimethyl-ammoniubromide
3.The Molecular formula of ETHYL HEXADECYL DIMETHYL AMMONIUM BROMIDE (124-03-8) : C₂₀H₄₄BrN
4.The Molecular Weight of ETHYL HEXADECYL DIMETHYL AMMONIUM BROMIDE (124-03-8) : 378.47g/mol
5.The Molecular Structure of ETHYL HEXADECYL DIMETHYL AMMONIUM BROMIDE (124-03-8) :
6.Melting point: 190 °C
7.Appearance: white powder
8.Storage temp. 2-8°C

Dimethylethylhexadecylammonium bromide Uses

1. ETHYL HEXADECYL DIMETHYL AMMONIUM BROMIDE (124-03-8) is used as antiseptics ,antimicrobial, bactericide, fungicide in Pharmaceuticals, Cosmetics, Hair and Personal Care products.
2.It also can be used as
- Spermicides in birth control Pharmaceuticals
- Algaecides in Disinfection products
- Conditioners, emulsifiers and antistatic agents in Cosmetics and Hair Care
- Phase Transfer Catalysts (PTC)
- Diagnostic Reagents
- Surfactants in Pharmaceutical Suspensions

Dimethylethylhexadecylammonium bromide Toxicity Data With Reference

1.		orl-rat LD50:500 mg/kg		PCOC** Pesticide Chemicals Official Compendium ,Association of the American Pesticide Control Officials, Inc.(Topeka, KS.: )1966,206.
2.		orl-gpg LD50:158 mg/kg		PCOC** Pesticide Chemicals Official Compendium ,Association of the American Pesticide Control Officials, Inc.(Topeka, KS.: )1966,206.

Dimethylethylhexadecylammonium bromide Safety Profile

Poison by ingestion. When heated to decomposition it emits toxic fumes of NO_x, NH₃, and Br⁻. See also BROMIDES.
Hazard Codes: Xn
Risk Statements: 22-36/38-36/37/38-20/21/22
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed
R36/37/38: Irritating to eyes, respiratory system and skin
Safety Statements: 26-36-36/39
S36/39 : Wear suitable protective clothing and eye/face protection
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
WGK Germany: 3

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