@inproceedings{inproceedings8e2f86be, title = {Ultrasound-assisted synthesis of 4,5-dihydro-(1-h)-pyrazoles in aqueous media}, author = {Pereira, Claudio Martim Pereira de and Quina, Frank Herbert and Pinto, Ernani and Pereira, Raphael Sanches}, year = {2007}, publisher = {American Chemical Society}, booktitle = {Annual Green Chemistry and Engineering Conference} }