Explore the impact of Diketene (3-Butenoic acid) (C4H4O2) on the health of workers in industrial work environments. This article will delve into the potential effects of this substance and the necessary health protection measures in modern industrial production.
1. What is Diketene (3-Butenoic acid)?
Diketene (3-Butenoic acid) is a chemical compound with the chemical formula C4H4O2. Also known as 3-Butenoic acid, this compound is an ester of acetic acid and has a functional group with a double bond at the 3-position. This chemical formula reflects the molecular structure of diketene, which contains a total of four carbon atoms, four hydrogen atoms, and two oxygen atoms.
Diketene exists as a colorless and odorless liquid. This characteristic makes it widely used in the chemical industry. It has the ability to react strongly in chemical reactions, especially in reactions with functional groups such as amines and hydroxyls. This facilitates its application in the synthesis of other organic compounds.
| No. | Chemical Name in Vietnamese | Chemical Name in English | HS Code | CAS Number | Chemical Formula |
| 1. | Diketen (3-Butenoic axit) | Diketene (3-Butenoic acid) | 29322000 | 674-82-8 | C4H4O2 |
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2. Where does Diketene (3-Butenoic acid) originate from in the production process?
During the production process, Diketene, also known as 3-Butenoic acid, is created from a series of complex chemical reactions. The process begins with acetic anhydride and ketene, two basic chemical compounds. Acetic anhydride (C4H6O3) is a colorless ester, with an acetone-like odor, often used in the synthesis of chemicals and pharmaceuticals. Ketene (C2H2O) is an unstable chemical compound, usually existing as a yellow gas if synthesized purely.
When acetic anhydride and ketene react with each other under specific temperature and pressure conditions, a conversion reaction occurs creating Diketene. This process is usually carried out under careful control of temperature and pressure conditions to ensure high efficiency and safety for the production process.
Some methods of producing Diketene also include the use of catalysts to speed up the reaction and improve efficiency. In addition, the production process may also be linked with additional chemical processing steps to purify the product and remove unwanted impurities.

3. Industries that use Diketene (3-Butenoic acid) in production
The industries that use Diketene, also known as 3-Butenoic acid, in their production processes are diverse and varied. In the chemical field, Diketene is widely used in the production of complex organic compounds, from ester derivatives to pesticides. Its flexibility in creating decomposition and combination chemical reactions has made Diketene an important component in the production process of chemical products.
In addition, the pharmaceutical industry is also one of the main sectors using Diketene. In the drug manufacturing process, Diketene is used as a main raw material or intermediate component to create compounds used in therapeutic drugs. Thanks to its chemical activity properties, Diketene is an important source for the production of various types of drugs, from antibacterial drugs to pain relievers.
Another field where Diketene is used is in the paint and printing ink industry. Diketene is often used to produce organic compounds used in the formulation of paints and printing inks. The flexibility and chemical interaction capabilities of Diketene make it an important component in adjusting the characteristics and quality of paint and printing ink products, helping to enhance adhesion, scratch resistance, and improve color consistency.
4. How does Diketene (3-Butenoic acid) affect workers
Diketene, also known as 3-Butenoic acid, is a chemical compound widely used in many different industries. However, exposure to diketene can bring undesirable effects to the health of workers.
One of the main problems when exposed to diketene is the risk of harm to the respiratory system of workers. Diketene can cause respiratory problems such as sore throat, bronchitis, and difficulty breathing. These consequences can become more serious if workers continue to be exposed to this compound for a long time or at high concentrations.
In addition, diketene can also affect the skin and eyes of workers. Direct contact with this compound can cause skin irritation, inflammation, and itching. At the same time, if diketene gets into the eyes, it can cause severe pain and irritation, causing difficulty in seeing clearly and harming the eyes.
5. Permissible safe concentration of Diketene (3-Butenoic acid) for human exposure
The concentration of Diketene (3-Butenoic acid) in industrial environments is often strictly controlled to ensure human health safety. Diketene is an organic compound that can be harmful if exposed to at high concentrations. Therefore, determining the permissible safe threshold for human exposure is very important.
According to safety standards and guidelines from regulatory agencies, the permissible concentration of Diketene in the working environment is usually limited to a very low level. Manufacturers and operators need to comply with these regulations and implement appropriate safety measures to prevent unwanted exposure to this compound.
The safe concentration of Diketene also depends on the method of exposure and the duration of exposure. In industrial environments, the use of personal protective equipment such as masks, gloves, and chemical-protective clothing is necessary to minimize risks. In addition, training and educating employees about the risks and preventive measures also play an important role in ensuring safety when working with Diketene.
For consumers, the concentration of Diketene in consumer products is also tightly controlled by regulatory agencies. Products containing Diketene must comply with safety standards and undergo risk assessment before being allowed on the market. Consumers also need to follow the product’s instructions for use to minimize the risk of unwanted exposure to this compound.

At a basic level, if working in an industrial environment, it is important to adhere to safety standards and limit exposure to Diketene (3-Butenoic acid). Organizations like the Occupational Safety and Health Administration (OSHA) in the United States provide guidelines and safety principles to protect workers from the negative impacts of chemical substances.
6. Measures to minimize the effects of Diketene (3-Butenoic acid) on workers’ health
Measures to minimize the effects of Diketene (3-Butenoic acid) on workers’ health are an important part of protecting occupational health and safety. Diketene, a chemical compound often used in industrial production processes, can be harmful to health if not handled properly. Therefore, implementing preventive and mitigating measures is extremely necessary.
One of the main measures to minimize the impact of Diketene is to ensure effective ventilation and fume extraction during the work process. The use of ventilation and toxic gas extraction systems reduces workers’ exposure to Diketene vapor, thereby reducing the risk of health effects.
In addition, training and instructing workers on how to use personal protective equipment is very important. Although it is impossible to completely eliminate exposure to Diketene during work, using appropriate masks, goggles, and clothing can help minimize health risks for them.
Furthermore, conducting periodic toxicity tests in the work environment is also an important measure. This way, any incidents or risks related to Diketene can be detected and handled promptly, keeping the work environment safe and healthy for workers.
Occupational safety training: Workers need to be trained and educated about the risks and safety measures when working with this type of chemical. This training should be provided periodically and frequently to ensure understanding and proper compliance with safety rules.
Periodically organize workplace environment monitoring in factories and enterprises, collect and analyze factors harmful to workers, and from there, adjust to reduce hazard levels to prevent occupational diseases for them.
7. Nationwide workplace environment monitoring center
Nam Viet’s workplace environment monitoring center is a professional unit for monitoring and measuring the quality of the working environment in all provinces and cities in Vietnam. With a team of experienced monitoring specialists, the center uses modern measuring equipment, ensuring accuracy and reliability.
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8. Workplace environment monitoring quotation
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