Pigmentos de honra

Bromoetano

Bromoetano

N.º CAS: 74-96-4

Conteúdo:99.00%

Aplicação:Utilizado para preparar derivados etílicos, tais como intermediários farmacêuticos e corantes, etc.

Descrição

Visão geral do produto

Bromoetano (Ethyl Bromide) CAS No.: 74-96-4 is Bromoetano (Ethyl Bromide), with the chemical formula C₂H₅Br and a molecular weight of 108.97 g/mol. It is a colorless to pale yellow liquid with a pungent odor, volatile, and liquid at room temperature. This compound belongs to organic halides and is primarily used in chemical synthesis and industrial applications.

Propriedades

Bromoethane exhibits the following key physical and chemical properties:

  • Estado físico: Líquido (à temperatura ambiente).
  • Aparência: Colorless or pale yellow liquid.
  • Odor: Pungent, ethane-like odor.
  • Ponto de fusão: -119 °C.
  • Ponto de ebulição: 38.4 °C.
  • Densidade: 1.43 g/mL (at 20 °C).
  • Solubilidade: Slightly soluble in water (~0.9 g/100 mL), highly soluble in organic solvents like ethanol and ether.
  • Estabilidade: Flammable, forms explosive mixtures with air; reacts violently with strong oxidants and metal powders.
  • Toxicidade: Moderately toxic; inhalation or skin contact may cause irritation, headache, or nausea; classified as a flammable liquid (UN 1891, hazardous material).

Aplicações

The primary applications of bromoethane include:

  • Intermediário de síntese orgânica: Used to prepare ethyl derivatives, such as pharmaceutical intermediates and dyes.
  • Solvente: Employed as an extractant and cleaning agent in laboratory and industrial processes.
  • Gas Chromatography (GC) Analysis: Used as a standard for detecting volatile organic compounds (VOCs).
  • Outros: Historically used as an anesthetic (now obsolete); serves as an alkylating agent in pesticide and fine chemical synthesis.

Classificação

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

Tipo de classificação Categoria específica Descrição
Classe química Halogeneto de alquilo (bromoalcano) A brominated derivative of a saturated hydrocarbon, prone to nucleophilic substitution.
Classe de utilização Laboratory Reagent/Industrial Solvent Primarily used as a synthesis intermediate and analytical standard.
Classe de perigo Flammable Liquid (UN 1891); Irritant Flammable (flash point -20 °C); irritating to skin, eyes, and respiratory tract (GHS: Acute Tox. 4, Flam. Liq. 2).
Classe de regulamentação Produto químico controlado (REACH, TSCA) Registered under EU REACH and US TSCA; environmental release controls apply.

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