Three tetraacetyl glucosyl esters of the ferrocenyl benzoic acids(compounds Ⅱ o,Ⅱ m,Ⅱ p) have been synthesized using a phase transfer catalyst(CTAB) in dichloroethane/water at 50 ℃. Their structures have been conf...Three tetraacetyl glucosyl esters of the ferrocenyl benzoic acids(compounds Ⅱ o,Ⅱ m,Ⅱ p) have been synthesized using a phase transfer catalyst(CTAB) in dichloroethane/water at 50 ℃. Their structures have been confirmed by elemental analysis, IR, 1H NMR and MS. The compounds were found to have antianemic activity. The RBC and HB values of the tested anemic rats were increased by 72 0% and 126 4%, respectively after abdomen injection.展开更多
Four glucosyl esters(a~d) of cinnamic acid were synthesized by the reaction of cinnamic acid with O-acetylglucopyranosyl bromide,O-acetylgalactopyranosyl bromide,O-acetylxylopyranosyl bromide and O-acetylmaltopyranos...Four glucosyl esters(a~d) of cinnamic acid were synthesized by the reaction of cinnamic acid with O-acetylglucopyranosyl bromide,O-acetylgalactopyranosyl bromide,O-acetylxylopyranosyl bromide and O-acetylmaltopyranosyl bromide in the presence of Bu4NBr(c and d were new compounds).Their structures were confirmed by IR,1HNMR,MS and elemental analysis.The 1HNMR and IR spectra showed that they were β-isomers.展开更多
文摘Three tetraacetyl glucosyl esters of the ferrocenyl benzoic acids(compounds Ⅱ o,Ⅱ m,Ⅱ p) have been synthesized using a phase transfer catalyst(CTAB) in dichloroethane/water at 50 ℃. Their structures have been confirmed by elemental analysis, IR, 1H NMR and MS. The compounds were found to have antianemic activity. The RBC and HB values of the tested anemic rats were increased by 72 0% and 126 4%, respectively after abdomen injection.
文摘Four glucosyl esters(a~d) of cinnamic acid were synthesized by the reaction of cinnamic acid with O-acetylglucopyranosyl bromide,O-acetylgalactopyranosyl bromide,O-acetylxylopyranosyl bromide and O-acetylmaltopyranosyl bromide in the presence of Bu4NBr(c and d were new compounds).Their structures were confirmed by IR,1HNMR,MS and elemental analysis.The 1HNMR and IR spectra showed that they were β-isomers.