Octadecy trimethyl ammonium bromide CAS 1120-02-1

Introduction：Basic information about Octadecy trimethyl ammonium bromide CAS 1120-02-1, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Octadecy trimethyl ammonium bromide Basic information

• Product Name: Octadecy trimethyl ammonium bromide
• Synonyms: Octedecyl trimethyl ammonium bromide;Stearyltrimethylaminium·bromide;Trimethyl(octadecyl)aminium·bromide;1-Octadecanaminium, N,N,N-trimethyl-, bromide;1-Octadecanaminium, N,N,N-trimethyl-, bromide (1:1);Einecs 214-294-5;Trimethyloctadecylammonium bromide,Octadecyltrimethylammonium bromide;Stearyl Trimethyl Am
• CAS: 1120-02-1
• MF: C21H46BrN
• MW: 392.5
• EINECS: 214-294-5
• Product Categories: Quaternary Ammonium Compounds;Aliphatics;Ammonium Bromides (Quaternary)
• Mol File: 1120-02-1.mol

Octadecy trimethyl ammonium bromide Chemical Properties

• Melting point: ~250 °C (dec.) (lit.)
• Boiling point: 543.31℃[at 101 325 Pa]
• vapor pressure: 0Pa at 25℃
• storage temp.: Inert atmosphere,Room Temperature
• solubility: Limited solubility
• form: powder to crystal
• color: White to Almost white
• Water Solubility: soluble
• BRN: 3574090
• Stability: Stable. Hygroscopic. Incompatible with strong oxidizing agents. Protect from moisture.
• Cosmetics Ingredients Functions: HAIR CONDITIONING PRESERVATIVE ANTISTATIC
• InChI: InChI=1S/C21H46N.BrH/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22(2,3)4;/h5-21H2,1-4H3;1H/q+1;/p-1
• InChIKey: SZEMGTQCPRNXEG-UHFFFAOYSA-M
• SMILES: C(CC[N+](C)(C)C)CCCCCCCCCCCCCCC.[Br-]
• LogP: 3.06 at 25℃
• CAS DataBase Reference: 1120-02-1(CAS DataBase Reference)
• EPA Substance Registry System: Trimethyl-1-octylammonium bromide (1120-02-1)

Safety Information

• Hazard Codes: Xi
• Risk Statements: 36/37/38
• Safety Statements: 26-36
• RIDADR: UN 3077 9 / PGIII
• WGK Germany: 3
• TSCA: TSCA listed
• HS Code: 29239000
• Storage Class: 11 - Combustible Solids
• Hazard Classifications: Acute Tox. 4 Oral Aquatic Acute 1 Aquatic Chronic 1 Eye Dam. 1 Skin Irrit. 2 Skin Sens. 1

Octadecy trimethyl ammonium bromide Usage And Synthesis

Chemical Properties

white powder

Uses

A Dynamin I inhibitor.

Uses

Trimethyloctadecylammonium bromide (C₁₈TAB) is generally used as a surfactant. It can be used in the preparation of polyoxomolybdate-surfactant hybrid layered crystals. It can also be used as a surface modifier in the liquid chromatography.

Flammability and Explosibility

Not classified

Purification Methods

Crystallise it from EtOH or H2O (solubility is 1 in 1000parts). It is very soluble in Me2CO. It is a bactericide. [Sheldon et al. J Am Chem Soc 68 754 1946, Grieger & Kraus J Am Chem Soc 70 3805, 38007, Beilstein 4 IV 827.]

Octadecy trimethyl ammonium bromide Preparation Products And Raw materials

• Raw materials: Methyl bromide-->Octadecanamine