Production method of 4, 6-dihydroxypyrimidine
A technology of dihydroxypyrimidine and a production method, which is applied in the production field of 4,6-dihydroxypyrimidine, can solve the problems of inability to further increase the product content, increase the difficulty of methanol treatment, increase the consumption of raw material formamide, etc., and solve the problem of waste water generation. large amount, reducing the difficulty of post-treatment of wastewater, good economic and social benefits
Active Publication Date: 2021-09-28
潍坊滨海石油化工有限公司
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Abstract
The invention belongs to the technical field of synthesis of 4, 6-dihydroxypyrimidine, and particularly relates to a production method of 4, 6-dihydroxypyrimidine, which comprises the following steps: a, performing cyclization reaction; b, cooling and dissolving; c, distilling alcohol under reduced pressure; d, performing acidification and separation; and e, washing and drying. The method provided by the invention not only improves the product content and yield, but also reduces the content of ammonia gas in recovered methanol, ensures the smooth proceeding of the main reaction, reduces the consumption of raw materials, solves the problems of large wastewater generation amount and difficult wastewater treatment, and has good economic and social benefits.
Application Domain
Organic chemistry
Technology Topic
ChemistryPyrimidine +8
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