Some dehydropeptide analogues were directly synthesized by the reaction of unsaturated oxazolones with free amino acids.
Some dehydropeptide analogues were dir
By 1,4-bridging of p-tert-butylcalix [6] arene with 2,6-bis (bromomethyl)-4-methyl- anisole, a new type of bis-calix [5] arene analogue was obtained in high yi
Copper supported over silica exhibited very high activity and selectivity for the direct synthesis of indole at atmospheric pressure. Under the reaction temper
Chitosans reacted with selenious acid to prepare chitosan hydrogen selenites, which were found to be growth-inhibitory against sarcoma 180 solid tumor. The res