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N-Octyltrimethylammonium bromide

CAS No.
2083-68-3
Chemical Name:
N-Octyltrimethylammonium bromide
Synonyms
OTAB;octalone;SKL302;[M3C8N]Br;trimethyl(octyl)azanium;TriMethyOctylAmmonium Bromide;Octyltrimethylaminium·bromide;OCETLTRIMETHYLAMMONIUMBROMIDE;trimethyloctyl-ammoniubromide;TRIMETHYLOCTYLAMMONIUM BROMIDE
CBNumber:
CB8723475
Molecular Formula:
C11H26BrN
Molecular Weight:
252.23
MDL Number:
MFCD00051873
MOL File:
2083-68-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:55:51

N-Octyltrimethylammonium bromide Properties

Melting point 220-222°C
Boiling point 114 °C(Press: 5 Torr)
storage temp. Inert atmosphere,Room Temperature
Water Solubility Soluble in water
form powder to lump
color White to Almost white
Sensitive Hygroscopic
BRN 3628448
InChI 1S/C11H26N.BrH/c1-5-6-7-8-9-10-11-12(2,3)4;/h5-11H2,1-4H3;1H/q+1;/p-1
InChIKey XCOHAFVJQZPUKF-UHFFFAOYSA-M
SMILES [Br-].CCCCCCCC[N+](C)(C)C
CAS DataBase Reference 2083-68-3(CAS DataBase Reference)
EPA Substance Registry System 1-Octanaminium, N,N,N-trimethyl-, bromide (2083-68-3)
UNSPSC Code 12352116
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
target organs Respiratory system
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-37/39
WGK Germany  3
RTECS  RG8275000
HS Code  29239000
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
NFPA 704
0
2 0

N-Octyltrimethylammonium bromide price More Price(36)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 75091 Trimethyloctylammonium bromide ≥98.0% (AT) 2083-68-3 5g $66.8 2026-04-30 Buy
Sigma-Aldrich 75091 Trimethyloctylammonium bromide ≥98.0% (AT) 2083-68-3 25g $140 2026-04-30 Buy
TCI Chemical O0163 n-Octyltrimethylammonium Bromide >98.0%(T) 2083-68-3 25g $107 2026-04-30 Buy
TCI Chemical O0163 n-Octyltrimethylammonium Bromide >98.0%(T) 2083-68-3 500g $441 2026-04-30 Buy
Usbiological 286322 n-Octyl-N,N,N-trimethylammonium bromide Asreported 2083-68-3 50g $237 2026-06-03 Buy
Product number Packaging Price Buy
75091 5g $66.8 Buy
75091 25g $140 Buy
O0163 25g $107 Buy
O0163 500g $441 Buy
286322 50g $237 Buy

N-Octyltrimethylammonium bromide Chemical Properties, Uses, Production

Chemical Properties

White solid

Uses

Trimethyloctylammonium bromide (TOAB) is used as a surfactant and phase transfer catalyst in various chemical reactions. TOAB can be used in the synthesis of nanomaterials due to its ability to selectively transfer ions across interfaces and as a surfactant in the production of emulsions and foams. It is valued for its amphiphilic properties, which allow it to interact with water and oils, stabilizing and dispersing mixtures.

Definition

ChEBI: A quarternary ammonium salt whose basic unit comprises an octyltrimethylammonium cation and a bromide anion.

N-Octyltrimethylammonium bromide Preparation Products And Raw materials

Raw materials

Preparation Products

N-Octyltrimethylammonium bromide Suppliers

Global Suppliers ( 162)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Shanghai Longsheng chemical Co.,Ltd. 58099637 13585536065 sales@shlschem.com China 9880 59
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Shandong Xiya Chemical Co., Ltd 13355009207 13355009207 3007715519@qq.com China 18722 57
Sichuan Kulinan Technology Co., Ltd 400-1166-196 18981987031 cdhxsj@163.com China 11674 57
Hunan Hui Bai Shi Biotechnology Co., Ltd. 0731-85526065 13308475853 ivy@hnhbsj.com China 7236 62

View Latest Price from N-Octyltrimethylammonium bromide manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
N-OCTYLTRIMETHYLAMMONIUM BROMIDE pictures 2019-07-06 N-OCTYLTRIMETHYLAMMONIUM BROMIDE
2083-68-3
$1.00 1KG 98% 1kg,5kg,100kg Career Henan Chemical Co
TRIMETHYL-N-OCTYLAMMONIUM BROMIDE TRIMETHYLOCTYLAMMONIUM BROMIDE Fluka Trimethyloctylammonium bromide Capryltrimethylammonium bromide (1-octyl)trimethylammonium bromide OCETLTRIMETHYLAMMONIUMBROMIDE Octyltrimethylaminium·bromide Trimethyl-1-octylammonium bromide, 97% TriMethyOctylAmmonium Bromide N,N,N-TriMethyloctan-1-aMiniuM broMide Trimethyloctylammonium bromide >=98.0% (AT) [M3C8N]Br n,n,n-trimethyl-1-octanaminiubromide n,n,n-trimethyl-1-octanaminiumbromide trimethyloctyl-ammoniubromide N-OCTYL-N,N,N-TRIMETHYLAMMONIUM BROMIDE OCTYLTRIMETHYLAMMONIUM BROMIDE n-Octyltrimethylammonium Bromide n-OctyltrimethylammoniumBromide> N-Octyltrimethylammonium Bromide,99% SKL302 trimethyl(octyl)azanium 1-Octanaminium, N,N,N-trimethyl-, bromide (1:1) Trimethyloctylammonium bromide, 98% octalone OTAB N-Octyltrimethylammonium bromide 2083-68-3 C11H26NBr CH3CH27NCH33Br C11H26BrN Ammonium Salts Phase Transfer Catalysts Synthetic Reagents Ammonium Bromides (Quaternary) Quaternary Ammonium Compounds Ammonium Bromides (Quaternary) Quaternary Ammonium Compounds