%0 Journal Article %T synthesis and characterization of a series of I ,3,5- trisubstituted-2-pyrazolinc derivatives using methanoic acid under thermal condition %A B. MALEKI %A D_Azarifar %A M.Khodaverdian Moghaddam %A S.M.Hojati %A Gholizadeh, Mostafa %A H.Saehabadi %J Journal of the Serbian Chemical Society %@ 0352-5139 %D 2009