A simple and efficient synthesis of some polyfunctionalized pyrrole derivatives by a triphenylphosphine-promoted condensation reaction between dialkyl acetylenedicarboxylates, arylglyoxals, and ammonium acetate is described. This present  method carries several advantages, such as good yields, a simple procedure, non-hazardous reaction conditions and starting from easily accessible...

Rabies is one of the infectious diseases, highly fatal and true zoonoses. The disease occurs in most countries. In Iran, rabies is endemic and a major public health Problem. The most warm- blooded animals are susceptible to rabies. The methods of transmission is almost always by the bite of an infected animal to human and animals. The saliva of rabid animal contains the rabies virus. The main s...

transfusion medicine   past, present, future   pourfathollah a.a.1,2(phd)   1 tarbiat modarres university   2 iranian blood transfusion organization-research center