Ethyl Carbamate (CAS51-79-6)

Physical properties: 

  • Appearance: White to almost white crystalline powder or crystals.
  • Melting Point: 48-50°C (118-122°F).
  • Boiling Point: 182-184°C (360-365°F).
  • Molecular Formula: C3H7NO2C
  • Molecular Weight:09 g/mol.
  • Density: 1.056 g/cm³.
  • Solubility: Moderately soluble in water (around 2 g/L), forms a clear solution.
  • Soluble in: Ethanol, Chloroform, Ether.
  • Taste: Cooling, saline.
  • Vapor Density: 3.07 (vs. air).
  • Flash Point: ~198°C (closed cup).
  • Synonyms  :

Urethane

Ethyl carbamate

Carbamic acid ethyl ester

Ethylurethane

Ethyl Aminoformate

Leucethane

NSC 746

O-Ethylurethane

Pracarbamine (or Pracarbamin)

  • Chemical Synthesis:Serves as a building block or intermediate for pharmaceuticals, amino resins (for textiles), pesticides, and cosmetics.
  • Polymer Chemistry: Used in creating polyurethane materials, including components for artificial hearts/blood sacs.
  • Biomedical Research:
    • Anesthetic: Historically used in humans (hypnotic) and animals; still used in specialized animal studies (e.g., neuroscience) for its stable, long-duration effects.
    • Carcinogen Studies: Used in oncology to induce tumors in animals to study cancer mechanisms.
  • Bacterial Inhibition: Can suppress growth of bacteria, protozoa, and plant tissues in research settings.

Historical & Other Uses:

  • Textiles: Formerly used in “wash-and-wear” fabrics as a crosslinking agent.
  • Food & Beverage: Unintentionally forms during fermentation, leading to its presence (and health scrutiny) in items like wine, spirits, and soy sauce.

Key Applications

  • Chemical Synthesis: Serves as a building block for other chemicals, including certain pharmaceuticals and amino resins used in textiles (wash-and-wear fabrics).
  • Biochemical Research: Used as an anesthetic for laboratory animals due to its long duration and minimal cardiovascular/respiratory impact, though its carcinogenicity limits human use.
  • Analytical Standard: Used as a reference material for detecting its presence in food and beverages, as it forms naturally in fermented products.
  • Polymer Science: Can be incorporated into poly(urethane urea) for medical devices like artificial hearts.

Historical & Safety Context:

  • Medical History: Once used as a sleeping pill (hypnotic) and anesthetic for animals in the 1940s.
  • Health Concerns: Known to be carcinogenic (cancer-causing) and mutagenic (causing genetic defects) in animals, leading to restricted use.

 

FAQs

What is Ethyl Carbamate (51-79-6)?
Ethyl Carbamate (51-79-6) is an organic chemical compound used mainly for laboratory and research applications.
What are the uses of Ethyl Carbamate (51-79-6)?
Ethyl Carbamate (51-79-6) is used in chemical research, analytical testing, and laboratory studies.
Is Ethyl Carbamate hazardous?
Yes, Ethyl Carbamate (51-79-6) is considered hazardous and should be handled with proper safety precautions.
What is the molecular formula of Ethyl Carbamate (51-79-6)?
The molecular formula of Ethyl Carbamate (51-79-6) is C₃H₇NO₂
How should Ethyl Carbamate (51-79-6) be stored?

Ethyl Carbamate (51-79-6) should be stored in a cool, dry place away from heat and sunlight.


FAQs

What is Ethyl Carbamate (51-79-6)?
Ethyl Carbamate (51-79-6) is an organic chemical compound used mainly for laboratory and research applications.
What are the uses of Ethyl Carbamate (51-79-6)?
Ethyl Carbamate (51-79-6) is used in chemical research, analytical testing, and laboratory studies.
Is Ethyl Carbamate hazardous?
Yes, Ethyl Carbamate (51-79-6) is considered hazardous and should be handled with proper safety precautions.
What is the molecular formula of Ethyl Carbamate (51-79-6)?
The molecular formula of Ethyl Carbamate (51-79-6) is C₃H₇NO₂
How should Ethyl Carbamate (51-79-6) be stored?

Ethyl Carbamate (51-79-6) should be stored in a cool, dry place away from heat and sunlight.