Two new ceramides,Nephtixamide A and B,were isolated from thesoft coral Nephthea tixierae verseveldt.Their structures were established byspectroscopic methods
Aliphatic α-oxo ketene cyclic dithioacetals 1 were reacted with allyl magne-sium bromide to afford the 1,2-addition products 2.Catalyzed by boron trifluorideet
A new reagent,1(4 antipyriny1) 3(2,4-dinitropheny1)triazene(APDNBT), was synthesized in this lab and its analytical properties and its colour reaction with cadm
This letter presents ab initio calculation of Captodative effect on 2,2,2-trifluoroethylamine free radical on STO-3G level. The △Ecd is -50. 15 kJ/mol, which m
A method for the conversion of α-acetamido-β-substituted phenyl acrylic acid(αtβSPAA)into substituted phenyl lactic acid(SPLA)is described and an improvedCl