申请人:ALBEMARLE CORP
公开号:WO2003084944A1
公开(公告)日:2003-10-16
Mixed together are (i) hydrogen peroxide; (ii) 1-alkene, (iii) quaternary ammonium salt wherein at least one of the substituents contains at least six carbon atoms; (iv) boric acid,or both a 1,2-diol and boric acid; and (v) a preformed catalyst solution formed from hydrogen peroxide, at least one aqueous inorganic acid, and at least one tungstate salt, while water is continuously removed, such that a 1,2-epoxide is formed. A new method for purifying 1,2epoxyalkanes is also described.