Synthetic method of chloro 2-methoxy -4-5- methoxy-methyl-ethyl-phenyl-pyrimidine (by machine translation)
Compared with the prior art, 4 - the 2 - 20% method has the advantages that the yield and purity are high 2, the pollution is small, and the process reaction flow is 2,4 - short 2,4 - 2 - 2 - 2 . (by machine translation)