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7,8-difluorodibenzo[b,e]thiepin-11(6H)-one is a chemical compound that is commonly used in the chemical industry.
It is an important raw material in the production of a variety of chemical products, both upstream and downstream.
In this article, we will discuss the upstream and downstream products of 7,8-difluorodibenzo[b,e]thiepin-11(6H)-one, and their significance in the chemical industry.
Upstream Products
The upstream products of 7,8-difluorodibenzo[b,e]thiepin-11(6H)-one are the raw materials required for its production.
The most common upstream products include starting materials such as 7,8-difluorodibenzo[b,e]oxirane-1,3-dione, fluorene-9-carboxaldehyde, and 1,2-difluoroethylene.
These raw materials are used to produce 7,8-difluorodibenzo[b,e]thiepin-11(6H)-one through various chemical reactions.
Downstream Products
The downstream products of 7,8-difluorodibenzo[b,e]thiepin-11(6H)-one are the chemical products that are produced using 7,8-difluorodibenzo[b,e]thiepin-11(6H)-one as a raw material.
Some of the most common downstream products include pharmaceuticals, agrochemicals, and chemical intermediates.
Pharmaceuticals
7,8-difluorodibenzo[b,e]thiepin-11(6H)-one is used in the production of pharmaceuticals such as anti-inflammatory drugs, antibiotics, and anti-malarial drugs.
For example, it can be used to synthesize the antibiotic drug ciprofloxacin, which is commonly used to treat bacterial infections.
In addition, 7,8-difluorodibenzo[b,e]thiepin-11(6H)-one can be used in the production of anti-inflammatory drugs such as ibuprofen, which is commonly used to relieve pain and reduce inflammation.
Agrochemicals
7,8-difluorodibenzo[b,e]thiepin-11(6H)-one is also used in the production of agrochemicals such as herbicides and insecticides.
For example, it can be used to produce the herbicide atrazine, which is widely used to control weeds in agricultural fields.
In addition, 7,8-difluorodibenzo[b,e]thiepin-11(6H)-one can be used in the production of the insecticide chlorpyrifos, which is commonly used to control pests in agricultural crops.
Chemical Intermediates
7,8-difluorodibenzo[b,e]thiepin-11(6H)-one is also used as a raw material in the production of various chemical intermediates.
These intermediates are used as building blocks for the production of a wide range of chemical products, including dyes, fragrances, and plastics.
For example, 7,8-difluorodibenzo[b,e]thiepin-11(6H)-one can be used in the production of the chemical intermediate 4-chlororesorcinol, which is used in the production of a variety of dyes and pigments.
Manufacturing Process
The manufacturing process for 7,8-difluorodibenzo[b,e]thiepin-11(6H)-one involves several steps, including the following:
- Synthesis of 7,8-difluorodibenzo[b,e]oxirane-1,3-dione: This involves the reaction of 4,4'-difluoro-2,2'-propane diol with phosphorus oxychloride in the presence of a solvent such as dichloromethane.
- Synthesis of fluorene-9-carboxaldehyde: This involves the reaction of
