supported by the National Natural Science Foundation of China (Nos 20672062 and 20872071);the Natural Science Foundation of Tianjin (No 07JCYBJC01200);the International Collaboration Program of the National Natural Science Foundation of China (No 20911120069);International Collaboration Program of Tianjin on Science and Technology (No 07ZCGHHZ01400)
The compound 3,6-bis(4-methyl-1,2,3-thiadiazol-5-yl)-1,2,4-triazolo[3,4-b][1,3,4] thiadiazole(C9H6N8S3,Mr = 322.40) has been synthesized by the reaction of 4-amino-3-(4-methyl-1,2,3-thiadiazolyl)-5-mercapto-1,2,...
supported by the National Basic Research Program (No.2003CB 114406);the National Natural Science Foundation of China (No.20672062);the Tianjin Natural Science Foundation (No.07JCYBJC01200).
Four 4-monosubstituted pyrimidine pyridyl sulfonylureas were synthesized from pyridinesulfonamide and phenyl pyrimidylcarbamate and screened for herbicidal activities. We also reported a convenient preparation process...