CAS:64-19-7 corresponds to acetic acid, a well - known and widely used chemical compound. As a leading supplier of CAS:64 - 19 - 7, I am often asked about its physical state at room temperature. In this blog, we will explore whether acetic acid is a solid, liquid, or gas under normal room conditions, and also delve into its properties, applications, and why it is a crucial chemical in various industries.
Physical State at Room Temperature
Room temperature is generally considered to be around 20 - 25°C (68 - 77°F). At this temperature range, acetic acid exists as a liquid. This is due to its molecular structure and intermolecular forces. Acetic acid has the chemical formula CH₃COOH. The presence of a carboxyl group (-COOH) allows for the formation of hydrogen bonds between acetic acid molecules. Hydrogen bonds are relatively strong intermolecular forces that hold the molecules together more tightly compared to weaker forces like van der Waals forces.
The melting point of acetic acid is approximately 16.6°C (61.9°F), and its boiling point is around 118.1°C (244.6°F). Since the typical room temperature is well above its melting point but far below its boiling point, acetic acid remains in the liquid state. The liquid form of acetic acid is clear, colorless, and has a pungent odor, which is characteristic of many carboxylic acids.
Properties of Acetic Acid
Acetic acid is a weak acid. In aqueous solutions, it only partially dissociates into acetate ions (CH₃COO⁻) and hydrogen ions (H⁺). This property makes it useful in many chemical reactions where a mild acidic environment is required. It is also miscible with water, ethanol, and many other polar solvents. This miscibility is again due to the ability of acetic acid to form hydrogen bonds with these solvents.
Another important property of acetic acid is its corrosive nature. It can react with metals such as iron, zinc, and aluminum, causing them to corrode over time. This property needs to be carefully considered when storing and handling acetic acid, and appropriate materials such as glass, certain plastics, or stainless steel should be used for storage containers.
Applications of Acetic Acid
Food Industry
Acetic acid is perhaps most well - known for its use in the food industry as vinegar. Vinegar is an aqueous solution of acetic acid, typically containing 4 - 8% acetic acid by volume. It is used as a condiment, a preservative, and a flavoring agent in various food products. The sour taste of vinegar comes from the acetic acid, which can enhance the flavor of salads, pickles, and many other dishes.
Chemical Industry
In the chemical industry, acetic acid is a key raw material for the production of various chemicals. It is used in the synthesis of vinyl acetate monomer (VAM), which is then used to produce polyvinyl acetate (PVA) and other polymers. PVA is widely used in adhesives, paints, and coatings. Acetic acid is also used in the production of cellulose acetate, which is used in the manufacture of photographic films, cigarette filters, and textiles.
Pharmaceutical Industry
The pharmaceutical industry also benefits from acetic acid. It can be used as a solvent in the production of some drugs. Additionally, acetic acid derivatives are used in the synthesis of many pharmaceutical compounds. For example, some anti - inflammatory drugs and antibiotics are synthesized using acetic acid as a starting material.
Related Products from Our Catalog
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Quality Assurance and Supply
As a reliable supplier of acetic acid (CAS:64 - 19 - 7), we ensure the highest quality of our products. Our acetic acid is produced using advanced manufacturing processes and undergoes strict quality control measures. We have a large - scale production facility that allows us to meet the diverse needs of our customers, whether they are small - scale laboratories or large industrial manufacturers.
We also offer flexible packaging options to suit different customer requirements. Our packaging is designed to ensure the safe transportation and storage of acetic acid. We understand the importance of timely delivery, and our efficient logistics system ensures that our products reach our customers in a timely manner.
Contact Us for Procurement
If you are interested in purchasing acetic acid (CAS:64 - 19 - 7) or any of our other related products, we invite you to contact us for procurement discussions. Our team of experts is ready to assist you with any technical questions, product specifications, or pricing inquiries. We are committed to providing you with the best products and services to meet your specific needs.
References
- Atkins, P., & de Paula, J. (2006). Physical Chemistry. Oxford University Press.
- McMurry, J. (2008). Organic Chemistry. Brooks/Cole.
- Kirk - Othmer Encyclopedia of Chemical Technology. Wiley.