Methanal: meaning, definitions and examples
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methanal
[ˈmɛθəˌnæl ]
Definition
Context #1 | Noun
chemical compound
Methanal, commonly known as formaldehyde, is the simplest member of the aldehyde family, consisting of a single carbon atom bonded to a carbonyl group. It is a colorless gas with a pungent odor, often used in various industrial applications, including the production of resins and as a preservative in laboratories.
Synonyms
formaldehyde, methanaldehyde.
Examples of usage
- Formaldehyde is frequently used in embalming fluids.
- The release of methanal can occur during vehicle exhaust.
- Using methanal in building materials can cause indoor air pollution.
- Methanal is an important reagent in organic synthesis.
Interesting Facts
Etymology
- The name methanal is derived from 'methane' (the simplest hydrocarbon) and 'al' indicating it’s an aldehyde, a type of compound.
- The suffix '-al' is used in organic chemistry to denote aldehydes, distinguishing them from other types of chemicals.
Applications
- Methanal is widely used in the production of plastics, as it helps create formaldehyde-based resins.
- It plays a role in food preservation, acting as a building block in the production of various flavoring agents.
- In laboratories, it is often used as a fixative for preserving biological specimens.
Science
- Methanal is a colorless gas at room temperature, but it can also exist in a liquid state when stored under pressure.
- It's known to have a strong, pungent odor, which is commonly associated with household disinfectants.
- This compound is highly reactive and can combine with other chemicals to create more complex substances.
Environmental Impact
- When not handled properly, methanal can contribute to air pollution, often released from industrial processes.
- Regulations have been put in place in many countries to limit its emission into the environment due to its potential health risks.
Health Effects
- Exposure to high levels of methanal can lead to irritation of the eyes, skin, and respiratory tract.
- Studies have shown prolonged exposure is linked to more serious health issues, including cancer, making safety measures crucial in workplaces.