Photochemical reactions of 4-nitroquinoline 1-oxide(4NQO) with methionine-containing dipeptides Met-Met, Ala-Met, Met-Lue and Met-Gly have been studies by using
Carhons were prepared at different temperatures by pyrolytic treatment of phenolformaldehyde resin molded with ZnCl_2 in advance. X-ray structure analyses have
MoO_3/MCM-49 has been synthesized under the special condition and it shows a high activity and selectivity for nonoxidative aromatization of methane with a long