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6-(Trifluoromethyl)pyridazine-3-carbaldehyde is a versatile organic compound that finds application in various industrial processes.
It is primarily used as a building block for the synthesis of various pharmaceuticals, agrochemicals, and other chemical products.
The synthetic routes for 6-(Trifluoromethyl)pyridazine-3-carbaldehyde can be broadly categorized into two main methods: the traditional route and the modern synthesis route.
Traditional Synthetic Route
The traditional synthetic route for 6-(Trifluoromethyl)pyridazine-3-carbaldehyde involves several steps, including the preparation of the starting materials, the reaction conditions, and the purification of the product.
The traditional route typically involves the use of harsh chemicals and high temperatures, which can be hazardous to the environment and human health.
The traditional synthetic route begins with the preparation of the starting material, which is typically prepared by the reduction of 2-fluoronitrobenzene using hydrogen in the presence of a noble metal catalyst such as palladium.
The resulting product is then diazotized using sodium nitrite and hydrochloric acid to form 2-fluoro-1-(2-nitrophenyl)ethanone.
The next step involves the condensation of the diazo compound with acetaldehyde in the presence of a strong acid catalyst such as sulfuric acid to form 6-(Trifluoromethyl)pyridazine-3-carbaldehyde.
Modern Synthetic Route
The modern synthetic route for 6-(Trifluoromethyl)pyridazine-3-carbaldehyde involves the use of more advanced synthetic methods that are safer, more efficient, and environmentally friendly.
The modern route typically involves the use of milder reaction conditions and more selective reagents, which can result in higher yields and reduced waste.
The modern synthetic route begins with the preparation of the starting material, which is typically prepared by the reaction of 2-fluoronitrobenzene with acetaldehyde in the presence of a Lewis acid catalyst such as boron trifluoride.
The resulting product is then converted into the desired diazo compound using sodium nitrite and hydrochloric acid.
The diazo compound is then condensed with acetaldehyde in the presence of a strong acid catalyst such as sulfuric acid to form 6-(Trifluoromethyl)pyridazine-3-carbaldehyde.
Advantages of the Modern Synthetic Route
The modern synthetic route for 6-(Trifluoromethyl)pyridazine-3-carbaldehyde has several advantages over the traditional route.
Firstly, the modern route typically involves the use of milder reaction conditions, which can result in reduced energy consumption and lower production costs.
Secondly, the modern route typically involves the use of more selective reagents, which can result in higher yields and reduced waste.
Thirdly, the modern route typically involves the use of more environmentally friendly reagents and solvents, which can result in reduced environmental impact.
Finally, the modern route typically involves the use of more advanced synthetic methods, which can result in improved product quality and consistency.
Conclusion
6-(Trifluoromethyl)pyridazine-3-carbaldehyde is a versatile organic compound that finds application in various industrial processes.
The synthetic routes for 6-(Trifluoromethyl)pyridazine-3-carbaldehyde can be broadly categorized into two main methods: the traditional route and the modern synthesis route.
The modern synthetic route has several advantages over the traditional route, including the use of milder reaction conditions, more selective reagents, reduced environmental impact, improved product quality and consistency, and lower