J. Iran. Chem. Soc., Vol. 6, No. 4 December 2009, pp.754~760.
Current location: JICS Archive > Vol. 6 > No. 4 > Articles : 11
Poly(N,N'-dibromo-N-ethyl-benzene-1,3-disulfonamide) and N,N,N',N'-Tetrabromobenzene-1,3-disulfonamide as Effective Catalysts for Conversion of Aldehydes to 1,1-Diacetates and Acetals
R. Ghorbani-Vaghei*, M. Amiri, N. Moshfeghifar, H. Veisi and S. Akbari Dadamahaleh
Department of Organic Chemistry, Faculty of Chemistry, Bu-Ali Sina University, Hamadan, Iran
Poly(N,N'-dibromo-N-ethyl-benzene-1,3-disulfonamide) [PBBS] and N,N,N',N'-tetrabromobenzene-1,3-disulfonamide [TBBDA] are effective catalysts for easy preparation of 1,1-diacetates from aldehydes and acetic anhydride, and for easy preparation of acetals using diols under microwave irradiation in the presence of SiO2.
Keywords: Aldehydes, Acetic anhydride, Diols, Microwave irradiation, TBBDA, PBBS
