Dimethyldioctylammonium Bromide TCI D2754

Name: TCI D2754 3026-69-5 Dimethyldioctylammonium Bromide
Brand: TCI
SKU: TCI2510D275423080
Price: 4280850.0 IDR
Availability: InStock

Rp 4.280.850,00

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Berat 5g 25g

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Description

TCI D2754 Dimethyldioctylammonium Bromide is a quaternary ammonium salt classified as a phase transfer catalyst. Its molecule consists of a permanently positively charged nitrogen cation bound to two short methyl groups and two long octyl chains, paired with a bromide anion. This arrangement produces an amphiphilic compound that carries both an ionic portion and a hydrocarbon portion within the same structure. In the laboratory, its principal role is to transport reactive anions from the aqueous phase into the organic phase, so that reactions between reagents that would normally not mix with one another can proceed at a far better rate.

The property that makes this reagent a widely preferred choice is the balanced lipophilicity of its cation. The two octyl chains provide sufficiently strong affinity for the organic phase, while the quaternary ammonium centre remains capable of pairing itself with nucleophilic anions. The permanent positive charge means the compound is unaffected by changes in pH, unlike ordinary amines, so it can be used even under strongly basic conditions. Its surface-active character additionally makes the compound useful as a cationic surfactant in emulsion preparation, surface modification, and the control of material morphology.

In Indonesian laboratories, this reagent is typically used in synthetic organic chemistry groups at universities and research institutes, as well as in industrial development laboratories that carry out two-phase reactions. It is commonly kept as a general stock item for synthesis work where an aqueous reagent must be brought into contact with an organic substrate, and for materials and surface chemistry work where a cationic surfactant is required. Supplied under the TCI brand, it fits routine bench-scale preparative work.

Laboratory Applications

Phase transfer catalysis in two-phase synthesis, where the cation carries reactive anions from the aqueous layer into the organic layer so otherwise immiscible reagents can react at a much improved rate.
Reactions under strongly basic conditions, since the permanently charged quaternary ammonium centre is not affected by pH changes the way ordinary amines are, keeping catalytic activity stable throughout.
Nucleophilic substitution work requiring anion activation, because the bulky lipophilic cation pairs with nucleophilic anions and delivers them into an organic environment where they react more readily.
Emulsion preparation, where the amphiphilic structure combining an ionic head with two long octyl chains lets the compound act as a cationic surfactant stabilising the dispersed phase.
Surface modification and control of material morphology, applications that exploit the same surface-active character of the molecule to direct how particles and interfaces develop during preparation.

Specifications

Brand: TCI
CAS number: 3026-69-5
Category: Chemistry > Synthetic Reagents > Phase Transfer Catalysts
Chemical class: quaternary ammonium salt, phase transfer catalyst and cationic surfactant
Pack sizes: available in standard TCI catalogue packaging; please confirm the size required when ordering
Storage: store in a tightly closed original container in a cool, dry place away from moisture

Handling and Storage

Store the container tightly closed in a cool, dry, well-ventilated place, away from moisture and from direct sunlight. Quaternary ammonium salts of this type readily take up water from the air, so containers should be closed promptly after each use and the original supplier packaging retained wherever possible. Handle in a fume hood or a well-ventilated area, wearing safety glasses, gloves, and a laboratory coat, and avoid contact with skin and eyes as well as inhalation of any dust. Use clean, dry spatulas when weighing to prevent contamination of the bulk material, and keep the compound separated from strong oxidising agents. Consult the manufacturer's safety data sheet before use and dispose of residues and contaminated materials according to your institution's chemical waste procedures.