A method of combating phytopathogenic diseases on plants and harvested food crops which comprises applying to a plant, to the seed of a plant, to the locus of the plant or seed or to a harvested food crop a fungicidally effective amount of a compound of the general formula (1), and fungicidals compositions containing these compounds.
A facile synthesis of some thieno/furo-[2,3-<i>d</i>]pyrimidine-2-yl-thioacetic acid derivatives
作者:S̨Eref Demirayak、Usama Abu Mohsen
DOI:10.1002/jhet.5570380234
日期:2001.3
The reaction of 2-(α-chloroacetamido)-3-cyano-4,5-disubstituted thiophenes/furanes with ammonium thiocyanate in methanol or ethanol afforded methyl or ethyl (4-amino-5,6-disubstituted thieno/furo[2,3-d]-pyrimidine-2-yl)thioacetates in good yields.
2-(α-氯乙酰胺基)-3-氰基-4,5-二取代噻吩/呋喃与硫氰酸铵在甲醇或乙醇中的反应得到甲基或乙基(4-氨基-5,6-二取代噻吩/呋喃[2, 3 - d ]-嘧啶-2-基)硫代乙酸酯,收率高。