4368-51-8

Basic information

• Product Name: Tetraheptylammonium bromide
• Synonyms: 1-Heptanaminium, N,N,N-triheptyl-, bromide;n,n,n-triheptyl-1-heptanaminiubromide;N,N,N-triheptyl-1-heptanaminiumbromide;Tetraheptylazanium bromide;Tetraheptylaminium·bromide;Tatre-n-heptylammonium Bromide;Tetraheptylammoniumbromide 99% Ar;TetraheptylaMMoniuM broMide, 99% 25GR
• CAS NO: 4368-51-8
• Molecular Formula: Br*C₂₈H₆₀N
• Molecular Weight: 490.69
• EINECS: 224-459-3
• Product Categories: Ion Pair Reagents - Anionic;Ammonium Bromides (Quaternary);Quaternary Ammonium Compounds;Ammonium Salts;AmmoniumGreener Alternatives: Catalysis;Chemical Synthesis;Ionic Liquids;Ammonium SaltsDetergents;CationicDetergents;Detergents A to Z;Greener Alternatives: Catalysis;Phase Transfer Catalysts;AnionicHPLC;Chromatography/CE Reagents;Ion Pair;Ion Pair Reagents
• Mol File: 4368-51-8.mol
• Article Data: 0

Chemical Properties

• Melting Point: 87-89 °C(lit.)
• Appearance: White/Flakes
• Density: 1.0311 (rough estimate)
• Refractive Index: 1.5260 (estimate)
• Storage Temp.: Inert atmosphere,Room Temperature
• Solubility: Chloroform (Slightly), DMSO (Slightly)
• Water Solubility: Soluble in water and methanol.
• Sensitive: Hygroscopic
• Stability: Hygroscopic
• BRN: 3763391
• CAS DataBase Reference: Tetraheptylammonium bromide(CAS DataBase Reference)
• NIST Chemistry Reference: Tetraheptylammonium bromide(4368-51-8)
• EPA Substance Registry System: Tetraheptylammonium bromide(4368-51-8)

Safety Data

• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36-37/39
• WGK Germany: 3
• TSCA: Yes
• Hazardous Substances Data: 4368-51-8(Hazardous Substances Data)

Usage

Description

Tetraheptylammonium bromide is a quaternary ammonium compound (QAC) characterized by its white flaky appearance. It is primarily utilized as a phase-transfer agent in various chemical processes.

Uses

Used in Organic Polymer Synthesis:
Tetraheptylammonium bromide is used as a catalyst in the synthesis of organic polymers, specifically when involving redox-active crystals of polymetalate. Its role in this application aids in enhancing the efficiency and effectiveness of the polymerization process.
Used in Ionic Liquid Preparation:
Tetraheptylammonium bromide is also employed as a reagent in the preparation of ionic liquids, which are innovative materials with unique properties. Tetraheptylammonium bromide contributes to the development of novel quartz collectors, expanding its utility in the chemical industry.
Used as a Phase-Transfer Agent:
In general, Tetraheptylammonium bromide is widely recognized for its function as a phase-transfer agent. This application is crucial in various chemical reactions and processes, where it facilitates the transfer of reactants between different phases, thus improving the overall reaction efficiency.

Purification Methods

Crystallise the bromide from n-hexane, then dry it in a vacuum oven at 70o. [Goodrich et al. J Am Chem Soc 72 4412 1950, Beilstein 4 IV 736.]

InChI:InChI=1/C28H60N.BrH/c1-5-9-13-17-21-25-29(26-22-18-14-10-6-2,27-23-19-15-11-7-3)28-24-20-16-12-8-4;/h5-28H2,1-4H3;1H/q+1;/p-1

Downstream Products

• 65718-88-9 2-hexylbenzo[d]thiazole 
• 13565-36-1 1-(heptyloxy)-4-nitrobenzene 
• 106-94-5 propyl bromide 
• 113369-06-5 Methanesulfonatetetraheptyl-ammonium;