could any one please recommend some books where I can get some informations on the compound piperazine. Roshan. ______________________________________________________ Get Your Private, Free Email at http://www.hotmail.com __________________ ORGLIST - Organic Chemistry Mailing List WWW Homepage and Archive: http://www.orglist.net/ List coordinator: Joao Aires de Sousa (jas@mail.fct.unl.pt)