About Ethanol
Name:Etanol
Synonyms:Ethyl alcohol
Molecular Formula:C2H6O
Molecular Weight:46.07
CAS Registry Number:64-17-5
EINECS: 200-578-6
Ethanol, also called ethyl alcohol, pure alcohol, grain alcohol, or drinking alcohol, is a volatile, flammable, colorless liquid. It is a psychoactive drug, best known as the type of alcohol found in alcoholic beverages and in modern thermometers. Ethanol is one of the oldest recreational drugs. In common usage, it is often referred to simply as alcohol or spirits.
Ethanol is a straight-chain alcohol, and its molecular formula is C2H5OH. Its empirical formula is C2H6O. An alternative notation is CH3CH2OH, which indicates that the carbon of a methyl group (CH3) is attached to the carbon of a methylene group (CH2), which is attached to the oxygen of a hydroxyl group (OH). It is a constitutional isomer of dimethyl ether. Ethanol is often abbreviated as EtOH, using the common organic chemistry notation of representing the ethyl group (C2H5) with Et.
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Versatile Industrial and Laboratory UsesEthanol stands out for its exceptional versatility, making it suitable for a variety of industries, including pharmaceuticals, cosmetics, laboratories, and manufacturing. Its ability to dissolve a wide range of substances and act as a disinfectant solidifies its importance in both research settings and large-scale production processes.
Safety and Storage RecommendationsDue to its low flash point (13C, closed cup) and classification as a Class 3 flammable liquid, Ethanol requires diligent storage in sealed containers, away from heat, sparks, or open flames. Keeping Ethanol in a cool, dry place ensures both safety and product longevity, preserving its two-year shelf life.
FAQs of Ethanol:
Q: How should Ethanol be stored to ensure safety and maintain quality?
A: Ethanol must be stored in a cool, dry location, in sealed bottles or drums, and away from any sources of ignition. This practice safeguards against fire hazards due to its low flash point and preserves its 99.9% purity.
Q: What are the main industrial and laboratory applications of Ethanol?
A: Ethanol is extensively used as a solvent, disinfectant, fuel, and pharmaceutical ingredient. It is also found in cosmetics, laboratory procedures, and sanitizers due to its high purity and neutral pH.
Q: When is Ethanol typically used as a solvent in laboratories?
A: Ethanol is commonly selected as a solvent when high purity, rapid evaporation, and water solubility are requiredparticularly in chemical synthesis, extractions, and sample preservation tasks.
Q: Where is Ethanol most effectively applied in manufacturing or production?
A: Ethanols effectiveness is observed in industries such as pharmaceuticals, cosmetics, and sanitization. It is also utilized as a fuel additive, showcasing its adaptability in various manufacturing environments.
Q: What is the process behind Ethanol production?
A: This Ethanol is typically manufactured via the fermentation of agricultural products, such as grains or sugarcane, followed by purification to achieve an industrial-grade 99.9% purity.
Q: How does Ethanol benefit pharmaceutical and cosmetic manufacturing?
A: In pharmaceuticals, Ethanol serves as a solvent for drug formulation and sanitizing agent. In cosmetics, it stabilizes products, enhances solubility of active ingredients, and acts as a preservative.
Q: What packaging options are available for Ethanol, and how does pack size impact selection?
A: Ethanol is available in pack sizes ranging from 250 ml bottles to 200 litre drums. Smaller bottles are suited for laboratory and research use, while drums are ideal for industrial-scale applications.