Descrição

Product Overview

 1-Bromohexadecane (also known as n-Hexadecyl Bromide, Cetyl Bromide, or Hexadecyl Bromide) CAS No.: 112-82-3 , with the chemical formula C₁₆H₃₃Br and a molecular weight of 305.34 g/mol. It is a colorless to pale yellow liquid or low-melting solid with a characteristic odor. This compound belongs to the class of alkyl halides and is primarily used in organic synthesis and industrial applications, though it is subject to environmental and safety regulations due to its irritant and flammable properties.

Properties

1-Bromohexadecane exhibits the following key physical and chemical properties:

• Physical State: Liquid or solid (at room temperature, depending on purity and conditions).
• Appearance: Colorless to pale yellow or light yellow liquid or solid.
• Odor: Characteristic odor.
• Melting Point: 16-18 °C.
• Boiling Point: 348-351 °C.
• Density: 0.995-1.016 g/mL (at 20-25 °C).
• Solubility: Insoluble in water; soluble in organic solvents like ethanol, ether, and acetone.
• Stability: Stable under normal conditions; flammable with a flash point >110 °C; incompatible with strong oxidants, bases, and metals.
• Toxicity: Moderately toxic; causes skin irritation, eye irritation, and may irritate the respiratory tract; signal word “Warning”; handle with protective equipment.

Applications

The primary applications of 1-bromohexadecane include:

• Organic Synthesis Intermediate: Used as a long-chain alkylating agent to introduce the hexadecyl group in the production of pharmaceuticals, agrochemicals, surfactants, and fine chemicals; involved in covalent functionalization of carbon nano-onions for solubility enhancement.
• Solvent: Employed in laboratory and industrial processes for extraction and formulation.
• Other: Serves as a reagent in specialized syntheses, such as for nanomaterials and surface modifications.

Classification

The following table outlines the classification of 1-bromohexadecane based on chemical properties, uses, and regulations: