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Seek pyridine production technology

2011-05-12View Original

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Which expert has the technology to produce pyridine? QQ1121175527
Reply #22011-05-12
This post was last edited by pengshijun1975 on 2011-5-13 at 17:21. The original poster, please specify the type of compound you want to produce – is it a pyridine ring?
Reply #32011-09-28
There are few transfers of pyridine-related technologies, and the costs are relatively high; it seems to be around 2000W+
Reply #42011-10-11
Well, I regret it now; I used to work at a pyridine production company, but in the pyridine chlorination department. Only the process technology for chlorination of pyridine is known. I regret not learning the production process for pyridine as well. . . .
Reply #52011-10-12
My friend has worked on pyridine; he’s the chief engineer, haha
Reply #62011-10-14
I have pyridine processes; I can share information!
Reply #72011-10-17
A friend of mine works with pyridine; you can get in touch with them if needed
Reply #82011-11-02
This post was last edited and replied to by Oath-taking on 2011-11-2 09:36. Reply 6# ECH-GLE: Can we discuss the pyridine manufacturing process? Phone: 0546-2169155
Reply #92011-11-08
The pyridine market is no longer viable; it’s better not to try to do well in it
Reply #102012-08-08
The market for synthesizing 2-methylpyridine using the nitrile method is decent; the technology is already quite mature. Unfortunately, the market demand isn’t very high
Reply #112012-08-08
Currently, the main methods for synthesizing 2-methylpyridine include the coal tar separation method, the synthesis from acetaldehyde and ammonia, and the ammacyanoacetylene method. 2-Methylpyridine can be obtained by reacting ethyl cyanide with ethylene under the catalysis of (Me4N2CoB10H12)2; ethylene and ammonia, under the catalysis of PtC, can yield both 2-methylpyridine and 2-methyl-5-ethylpyridine. Additionally, the Dutch company DSM NV has developed a method for synthesizing 2-methylpyridine and small amounts of 2-methyl-5-ethylpyridine using acrylonitrile and propylene. The company’s production method for 2-methylpyridine is a synthetically developed method using acetylene and acetonitrile. The key technologies are catalyst selection and optimization of process conditions. Compared with other processes, this method offers great process flexibility, milder conditions, high conversion and yield rates, as well as a high benefit-to-investment ratio. This technical method is at the forefront of the 2-methylpyridine production market.

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