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1 5-Dibromopentane (CAS NO.: 111-24-0)

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8-Aimínín-2-meitiléin-cuinólín

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PIGMENT DUCH 11/ OCSAÍD IARNAIDH DUCH 303T

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1,5-Dibromopentane

1 5-Dibromopentane (CAS NO.: 111-24-0)

CAS NO.: 111-24-0

Ábhar:99.00%

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Cur síos

Forbhreathnú ar an Táirge

1,5-Dibromopentane (also known as Pentamethylene dibromide or 1,5-Pentane dibromide) CAS No.: 111-24-0 , with the chemical formula C₅H₁₀Br₂ and a molecular weight of 229.94 g/mol. It is a clear colorless to yellow-brown liquid. This compound belongs to the class of alkyl halides and is primarily used in organic synthesis and as a reagent, though it is subject to safety regulations due to its irritant properties.

Airíonna

1,5-Dibromopentane exhibits the following key physical and chemical properties:

  • Stádas fisiceach: Liquid.
  • Cuma: Clear colorless to yellow-brown liquid.
  • Boladh: Not specified.
  • Pointe leá: -34 °C (lit.).
  • An t-eadhon fiuchta: 110 °C/15 mmHg (lit.); approximately 224 °C at normal pressure.
  • Dlús: 1.688 g/mL at 25 °C (lit.).
  • Intuaslagthacht: Soluble in chloroform and methanol (sparingly), insoluble in water.
  • Cobhsaíocht: Stable under normal conditions; incompatible with strong oxidizing agents.
  • Tocsaineacht: Moderately toxic; causes skin and eye irritation; signal word “Warning”.

Iarratais

The primary applications of 1,5-dibromopentane include:

  • Idirmheánach na Síntéise Orgánaí: Used in the preparation of 1,5-di-Grignard reagent and novel spirocyclic pyrrolidones; synthesis of N-alkylated piperidine and tetrahydrothiopyran; derivatives of 5-pyrazolones; O-alkylated phloroglucinol derivatives for dendrimers; intermediate for dezocine.
  • Growth Supplement: Acts as a growth supplement for Yarrowia lipolytica 3589, a tropical marine yeast.
  • Eile: Used in various chemical reactions and as a reagent in laboratory settings.

Aicmiú

The following table outlines the classification of 1,5-dibromopentane based on chemical properties, uses, and regulations:

Cineál Aicmithe Catagóir Shonrach Cur síos
Rang Ceimice Alkyl Halide (Dibromoalkane) An α,ω-dibromoalkane, reactive in nucleophilic substitution reactions.
Aicme Úsáide Organic Synthesis Reagent/Intermediate Primarily used as a synthesis intermediate and reagent in chemical reactions.
Aicme Guaise Irritant (GHS07) Warning; causes skin irritation (H315) and eye irritation (H319); Hazard Codes Xi, Xn.
Aicme Rialála Ceimiceán Rialaithe (REACH, TSCA) TSCA Yes; WGK Germany 3; HS Code 29033036; subject to environmental and safety controls.

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