3-甲基氨基-3,4-二氢喹唑烷-4-酮 、 对氯苯异氰酸酯 在
乙醚 作用下,
以
1,2-二氯乙烷 为溶剂,
反应 72.0h,
以to give the title product as a white solid, 3.61 g (96%), mp 186°-188° C.的产率得到3-(p-Chlorophenyl)-1-(3,4-dihydro-4-oxo-3-quinazolinyl)-1-methylurea
1-Aryl-3-(3,4-dihydro-4-oxo-3-quinazolinyl)urea compounds which are effective for the control or prevention of phytopathogenic fungi are described. A method for the fungicidal use of said compounds and fungicidal compositions containing said compounds is also presented.
1-Aryl-3-(3,4-dihydro-4-oxo-3-quinazolinyl)-urea compounds which are effective for the control of prevention of phytopathogenic fungi are described. A method for the fungicidal use of said compounds, fungicidal compositions containing said compounds and methods for the preparation of said compounds are also presented.